Cosmetically Incredible & Highly Efficient at 84.1% Steady State Efficiency
INSTALLATION & OPERATING INSTRUCTIONS
WARNING: If the information in this manual is not followed
exactly, a fire or explosion may result causing property damage, personal injury or loss of life.
Do not store or use gasoline or other flammable
vapors and liquids in the vicinity of this or any
other appliance.
WHAT TO DO IF YOU SMELL GAS
• Open windows.
• Do not touch electrical switches.
• Do not try to light any appliance.
• Extinguish any open flame.
• Do not use the phone in your building.
• Immediately call your gas supplier from a neighbor's
phone. Follow the gas supplier’s instructions.
•If you cannot reach your gas supplier, call the fire
department.
•Installation and service must be performed by a
qualified installer, service agency or the gas supplier.
Do NOT use this appliance if any part has been under water.
Immediately call a qualified service technician to inspect the
appliance and to replace any part of the control system and
any gas control, which has been under water.
AVERTISSEMENT : Assurez-vous de bien suivre
les instructions donné dans cette notice pour réduire au minimum le risque d’incendie ou pour éviter tout dommage
matéeriel, toute blessure ou la mort.
•Ne pas entreposer ni utiliser d'essence ni d'autres vape-
rurs ou liquides inflammables dans le voisinage de cet
appareil ou de tout autre appareil.
•QUE FAIRE SI VOUS SENTEZ UNE ODEUR
DE GAZ:
• Ne pas tenter d'allumer d'appareil.
• Ne touchez à aucun interrupteur. Ne pas vous servir
des téléphones se trouvant dans le batiment où vous
vous trouvez .
•Appelez immédiatement votre fournisseur de gaz depuis
un voisin. Suivez les in structions du fournisseur.
•Si vous ne pouvez rejoindre le fournisseur de gaz, appe-
lez le service dos incendies.
•L'installation et service doit être exécuté par un quali-
fié installer, agence de service ou le fournisseur de gaz.
CONSUMER: Retain this manual for future reference.
INSTALLATEUR : Laissez cette notice avec l’appareil.
CONSOMMATEUR : Conservez cette notice pour consulta-
Do not use this appliance if any part has been under water. Immediately call a qualified service technician to inspect the
l'lau
A qualified installer, serv ice ag ency , or the gas suppli-
er must perform ins tallation and servic e.
Do not store or use gasoline or other flammable va-
pors and liquids in the vicinity of this or any other appliance.
WARNING
Do not operate this appliance with the glass removed,
cracked or broken. A licensed or qualified person
should do replacement of glass.
AVERTISSEMENT. Ne pas utiliser l’appareil si le panneau frontal en verre n’est pas en place, est craqué ou
brisé. Confiez le remplacement du panneau à un technicien agréé.
WARNING
Mendota gas fireplaces are heat producing appliances.
Do not burn wood, paper or other materials in this fire-
place. This fireplace is designed as a supplement
heat source. It is advisable to have an alternative pri-
tion, service or maintenance can cause injury or property damage. Refer to this manual. For assistance or
additional information consult a qualified installer, service agency or the gas supplier.
This appliance may be installed in an aftermarket permanently located, manufactured (mobile) home (USA
Only), where not prohibited by local codes.
This appliance is only for use with the type(s) of gas
indicated on the rating plate. This appliance is not convertible for use with other gases, unless a certified kit is
used.
Cet appareil peut être installé dans un maison préfabriquée (mobile) déjà installée à demeure si les règlements
locaux le permettent.
Cet appareil doit être utilisé uniquement avec les types
de gas indiqués sur la plaque signalétique. Ne pas
l’utiliser avec d’autres gas sauf si un kitde conversion
•Installation must be perform ed by a licensed
plumber or gas fitter;
•A CO detector shall be installed in the room where
the appliance is installed.
The installation must conform with local codes or, in the
absence of local codes, with the current National Fuel
Gas Code, ANSI Z223.1 (NFPA 54) or CAN/CGA
B149.1 Installation Code.
Installer l'appareil se lon les codes ou règlem ents
locaux, ou, en l'absence de tels règlement s, selon
heater and to replace any part of the control system and any gas control which has been under water".
«Ne pas se servir de cet appareil s'il a été plongé dans l'eau, complètement ou en partie. Appeler un technicien qualifié
pour inspecter l'appareil et remplacer toute partie du système de contrôle et toute commande qui ont été plongés dans
READ and UNDERSTAND all instructi ons carefully before starting the appliance. FAILURE TOFOLLOW these instructions may result in a possible fire hazar d and will vo id the warra nt y.
Any safety screen or guard r emoved for servicing must be replace d before operating this appliance. Tout écran ou protec-
teur retiré pour permettre l’entretien de l’appareil doit être remis en place avant de mettre l’appareil en marche.
READ and UNDERSTAND all instructi ons carefully before starting the appliance. FAILURE TOFOLLOW these instructions may result in a possible fire hazard and will void the warranty.
Any safety screen or guard r emoved for servicing must be replace d before operating this appliance. Tout écran ou protec-
teur retiré pour permettre l’entretien de l’appareil doit être remis en place avant de mettre l’appareil en marche.
THIS UNIT IS NOT FOR USE WITH SOLID FUEL.
Installation and repair shou ld be PERFORMED by a qualif ied service person. The applianc e and venting system should
be INSPECTED before initi al use and at least annual ly by a pr ofessional ser vice person. More freque nt cleaning m ay be
required due to exces sive lint from carpeting, beddin g, material, etc. It is IMPERATIVE that the u nit’s control compart-
ment, burners, and circulat ing air passageways ARE K EPT CLEAN to provide f or adequate combustion and ventilat ion
air.
Always KEEP the appliance clear and f ree f rom combustible materia ls, g as olin e, and other flammable vapors and
liquids.
NEVER OBSTRUCT the fl ow of combustion and ventilation air. Keep the front of the a ppliance CLEAR of all obstacles
Page 3
2
and materials for servicing and proper operation.
Due to high temperature, t he appliance should be LOCATED out of traffic ar eas and away from furniture a nd draperies.
En raison des température s élevées, l’appareil devr ait être installé dans un endr oit où il y a peu de circulation et l oin du
mobilier et des tentures.
Clothing or flamm able material SHOULD NOT B E PLACED on or near the applianc e. On ne devrait pas p lacer de vêtements ni d’autres matières inflammables sur l’appareil ni à proximité.
Children and adults shoul d be ALERTED to the hazards of high surface temperature and shou ld STAY AWAY to av oid
burns or clothing ign ition. Les enfants et les adultes devraient être inf ormés des dangers que posent les tem pératures de
surface élevées et se tenir à distance afin d’éviter des brûlures ou que leurs vêtements ne s’enflamment.
Young children should be CAREFU LLY SU PERVI SED when they are in the sam e room as the appliance. Toddlers, young
children and others may be susceptible to accidental contact burns. A physical barrier is recommended if there are at risk individuals in
the house. To restrict access to a fireplace or stove, install an adjustable safety gate to keep toddlers, young children and other at risk
individuals out of the room and away from hot surfaces. “Les jeunes enfants devraient être surveillés étroitement lorsqu’ils se trouvent
dans la même pièce que l’appareil. Les tout petits, les jeunes enfants ou les adultes peuvent subir des brûlures s’ils viennent en contact avec la surface chaude. Il est recommandé d’installer une barrière physique si des personnes à risques habitent la maison. Pour
empêcher l’accès à un foyer ou à un poêle, installez une barrière de sécurité; cette mesure empêchera les tout petits, les jeunes enfants et toute autre personne à risque d’avoir accès à la pièce et aux surfaces chaudes.
These units MUST use one of the vent system s described in the Installing Your Fireplac e section of the Installers G uide.
NO OTHER vent systems or components MAY BE U S ED.
This gas fireplace and vent assembly MUST be vented directl y to the outside and MUST N EVER be attached to a chimney s erving a separate solid fuel-bur ning appliance. Each gas app liance MUST USE a separ ate vent system. Common
vent systems are PROHIBITED.
If the vent-air intake s ystem is disassembled f or any reason, reinstall per the instructions provided for the initial installation.
The vent system assembly for this fireplace must be periodically examined by a qualified service agency.
INSPECT th e external vent cap on regular basis to mak e sure that no debris is interfering with the a irflow. The flow of
combustion and ventilation air not to be obstruc ted
DO NOT abuse the glass door by striking the glass, slamming the door shut, etc.
Use only authorized parts and materials obtained from Johnson Gas Appliance Company when replacing defective or
damaged glass.
DO NOT USE abrasive cleaners on the glass door assembly. DO NOT ATTEMPT to clean the glass door when it is hot.
Turn off the gas before servicing this appliance. It is recommended that a qualified service technician perform an ap-
pliance check-up at the beginning of each heating season.
DO NOT place furniture or any other combustible household objects within 36 inches of the fireplace front.
Page 4
3
FV33-M FEATURES - QUICK REFERENCE INFORMATION
EXTERNAL DIMENSIONS: 30-3/8” Wide X 18-3/8” High X 15-3/4” Deep
GLASS SIZE: NeoCeram Glass with non-reflective coating. Visible Glass measures 398 in
MINIMUM FIREPLACE DIMENSIONS REQUIREMENT: 30-1/2 Wide X 18-3/8” High X 15-3/4” Deep
MANTEL ALLOWANCE: 8” Deep Mantel at 12” Above Top Convection Opening Or 30-1/16” Above Floor Level Of This
Appliance. Use the Approved Mantel Profile Chart.
VENT SYSTEM ALLOWANCE: Vertical Terminations Only. 10 feet Vertical Minimum. 70 feet Vertical Maximum. 4” ex-
haust and 3” combustion air intake pipe adapter included with uni t. O nly th e 4” vent pipe is required to be run the full
length up to the chimney top adapter. The air intake 3” pipe may be “short-stubbed” above the existing chim ne y damper .
Make certain to pack insulation in the existing damper area to block outside air from flowing through the damper.
VENT DAMPER ADJUSTMENTS AVAILABLE: There are two vent system (air intake only) dampers installed in this appliance:
•PRIMARY AIR INTAKE VELOCITY ADJUSTMENT DAMPER: This is located on the top of the Air Intake Starter
collar. This is the Primary Air Intake Velocity Adjustment damper and adjustment of this damper must be made
using a leverage tool such as a long screw driver. Factory adjusted to 45 degree Open, this is to be adjusted towards the closed position incrementally once the length of vent system increases past 20 feet only. Below 20 feet,
leave at factory adjusted position. See page 52 for details.
•SECONDARY AIR INTAKE ADJUSTMENT DAMPER: This is located above the glass frame in the top convec-
tion air cavity. Adjustment is to be made by loosening the securing nut then sliding to the right to close and to the
left to open. This is Factory adjusted to Full Closed (all the way to the right). Leave this at this position for all installations. Adjust only in cases where more combustion air is needed to reduce flame height if flames are engulfing the baffle brick.
2
. Actual Glass size is 468 in2.
CONTROLS: IPI Electronic Ignition System with AC Primary Power and DC Backup Power. R emote Control with Smart
Thermostat included. Accent Light operates on AC Power only.
Accent Light System: Accent Light System Included. Light can be turned on or off from remote control. Light can be
dimmed using dimmer mounted on Faceplate or Surround.
BURNER SYSTEM: Single Ceram ic Plaque Burner .
Burner Media: Optional Glass Marbles of various colors, Pebble Rocks, Driftwood and Glowing Twigs Set.
BURNER SHUTTER SYSTEM: Internal rotary Burner air shutter.
REFRACTORY PANELS: Optional Curved Reflective Black and Silver Porcela in panels .
NATURAL GAS INFORMATION: Factory equipped for Natural Gas. 4.5”WC Minimum inlet pressure required. For NG
applications, Burner Orifice Size is #42.
LPG INFORMATION: LP conversion kit #HA-82-00507 is required. 12”WC Minimum inlet pressure required. For the
FV33-M LPG application, b urner orific es are to be drill size 53”. For higher altitude, adjustment to orifice size may be necessary.
INITIAL STARTUP ADVICE
PAINT CURING CYCLE RECOMMENDATION: It is recommended that you run this Insert on maximum flame height for
3 cycles of 2 hours ON and 2 hours OFF initially to cure the paint.
Page 5
4
TABLE OF CONTENTS
SAFETY AND WARNING INFORMATION ............................................................................................................................ 1
BUILDING PERMIT AND INSTALLATION INSPECTION APPROVAL REQUIREMENTS ................................................. 8
GENERAL
FV33-M
SPECIFICATIONS
INSTALLATION
FLUE
RAISED
GAS
GAS
HIGH
INSTALLATION
LIGHTING
DOOR
FV33-M
INFORMATION ................................................................................................................................................. 9
FLAME AP P EAR ANCE A D JUSTMENT .............................................................................................................................. 24
BEFORE YOU BEGIN .......................................................................................................................................................... 25
Remote Control Transmitter Functions 25
OPERATING
“FIRST
FV33-M
Gas appliances must be tested and certified by a nationally recognized testing and certification agency to American National Standards Institute - ANSI Gas Appliance Sa fety Standards. . The Mendota Gas Fireplace Insert has been tested
and certified by Intertek Testing Services. 8431 Murphy Drive, Middleton, WI 53562.
INSERT INCLUDES CERAMIC COMBUSTION SYSTEM, NEO-CERAM GLASS,THERMOSTATIC REMOTE ELECTRONIC IGN I T IO N, AGA CERTIFIED SAFETY
SYSTEM.
Page 7
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Specific Requirements for th e Common Wealth of Massachusetts
The information in this section applies to all installations performed in the Common Wealth of Massachusetts only.
a) For all side wall horizontally vented gas fueled equipment installed in every dwelling, building or structure
used in whole or in part for residential purposes and where the side wall exhaust vent termination is less than
seven (7) feet above grade, the following requirements shall be satisfied:
1. If there is no carbon monoxide detector with an alarm already installed in compliance with the most current edition of NFPA 720, NFPA 70 and the Massachusetts State Building code in the residential unit
served by the side wall horizontally vented gas fueled equipment, a battery operated carbon monoxide
detector with an alarm shall be installed in compliance with the most current edition of NFPA 720. NFPA
70 and the Massachusetts State Building Code.
2. In addition to the above requirements, if there is not one already present, a carbon monoxide detector
with an alarm and a battery backup shall be installed and located in accordance with the installation requirements supplied with the detector on the floor level where the gas equipment is installed. The carbon
monoxide detector with an alarm shall comply with 527 CMR, ANSI/UL 2034 Standards or CSA 6.19 and
the most current edition of NFPA 720. In the event that the requirements of this subdivision cannot be
met at the time of the completion of the installation of the equipment, the installer shall have a period of
thirty (30) days to comply with this requirement; provided, however, that during said thirty (30) day period,
a battery operated carbon monoxide detector with an alarm shall be installed in compliance with the most
current edition of NFPA 720, NFPA 70 and the Massachusetts State Building Code. In the event that the
side wall horizontally vented gas fueled equipment is installed in a crawl space or an attic, the carbon
monoxide detector may be installed on the next adjacent habitable floor level. Such detector may be a
battery operated carbon monoxide detector with an alarm and shall be installed in compliance with the
most current edition of NFPA 720, NFPA 70 and the Massachusetts State Building Code.
3. A metal or plastic identification plate shall be permanently mounted to the exterior of the building at a minimum height of eight (8) feet above grade directly in line with the exhaust vent terminal for the horizontally
vented gas fueled heating appliance or equipment. The sign shall read, in print size no less than one-half
(1/2) inch in size, “GAS VENT DIRECTLY BELOW, KEEP CLEAR OF ALL OBSTRUCTIONS”
4. A final inspection by the state or local gas inspector of the side wall horizontally vented equipment shall
not be performed until proof is provided that the state or local electrical inspector having jurisdiction has
granted a permit for installation of carbon monoxide detectors and alarms as required above.
(b) EXEMPTIONS: The following equipment is exempt from 248 CMR 5.08(2) (a) 1 through 4:
1. The equipment listed in Chapter 10 entitled “Equipment Not Required To Be Vented” in the most current
edition of NFPA 54 as adopted by the Board; and
2. Product Approved side wall horizontally vented gas fueled equipment installed in a room or structure separate from the dwelling, building or structure used in whole or in part for residential purposes.
(c) When the manufacturer of Product Approved side wall horizontally vented gas equipment provides a venting
system design or venting system components with the equipment, the instructions for installation of the
equipment and the venting system shall include:
1. A complete parts list for the venting system design or venting system; and
2. Detailed instructions for the installation of the venting system design or the venting system components.
(d) When the manufacturer of a Product Approved side wall horizontally vented gas fueled equipment does not
provide the parts for venting the flue gases, but identifies “special venting systems”, the following shall be satisfied:
1. The referenced “special venting system” instructions shall be included with the appliance or equipment in-
stallation instructions; and
2. The “special venting systems” shall be Product Approved by the Board, and the instructions for that sys-
tem shall include a parts list and detailed installation instructions.
(e) A copy of all installation instructions for all Product Approved side wall horizontally vented gas fueled equip-
ment, all venting instructions, all parts lists for venting instructions, and/or all venting design instructions shall
remain with the appliance or equipment at the completion of the installation.
Page 8
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SAFETY AND WARNING INFORMATION
READ and UNDERSTAND all instructi ons carefully before starting the appliance. FAILURE TOFOLLOW these instruc-
tions may result in a possible fire hazar d and wil l void the warra nt y.
Any safety screen or guard removed for servicing must be replaced before operating this appliance.
DO NOT USE this applianc e if any part has been und e r w ater. Im mediately CALL a qualified service technician to inspect
the appliance and to replace any part of the control system and any gas control, which has been underwater.
THIS UNIT IS NOT FOR USE WITH SOLID FUEL.
Installation and repair shou ld be PERFORMED b y a qualified service person. T he appliance and venting system should
be INSPECTED before initi al use and at least annual ly by a pr ofessional ser vice person. More freque nt cleaning m ay be
required due to exces sive lint from carpeting, beddin g, material, etc. It is IMPERATIVE that the unit’s control compartment, burners, and circulat ing air passageways AR E KEPT CLEAN to pro vide for adequate combustion and ve ntilation
air.
Always KEEP the appliance clear and free from combustible materials, gasoline, and other flammable vapors and liquids.
NEVER OBSTRUCT the fl ow of combustion and ventilation air. Keep the front of the app liance CLEAR of all obstacles
and materials for servicing and proper operation.
Due to high temperature, t he appliance should be LOCATED out of traffic areas and away from furniture a nd draperies.
Clothing or flammable material SHOUL D NOT BE PLACED on or near the appliance.
Children and adults shoul d be ALERTED to the hazards of high surface temperature and shou ld STAY AWAY to av oid
burns or clothing i gnition. Young chi ldren sho uld be C AREFULLY SUPERVISED when they are in the s ame room as the
appliance.
These units MUST use one of the vent systems described in the Installing Your Fireplace s ection of the Installers Gui de.
NO OTHER vent systems or components MAY BE USED.
This gas fireplace and vent assembly MUST be vented directl y to the outside and MUST NEVER be attach ed to a chimney serving a separate so lid fuel-burning appliance. E ach gas appliance MUST USE a separate vent s ystem. Common
vent systems are PROHIBITED.
If the vent-air intake s ystem is disassem bled for any reason, reinstall p er the instructions provided f or the initial installation.
The vent system assembly for this fireplace must be periodically examined by a qualified ser vice age ncy.
INSPECT th e external vent cap on regular basis to make sure that no debris is interfering with the airflow. T he flow of
combustion and ventilation air not to be obstructed
DO NOT abuse the glass door by striking the glass, slamming the door shut, etc.
Use only authorized parts and materials obtained from Johnson Gas Appliance Company when replacing defective or
damaged glass.
DO NOT USE abrasive cleaners on the glass door assembly. DO NOT ATTEMPT to clean the glass door when it is hot.
Turn off the gas before servicing this appliance. It is recommended that a qualified service technician perform an ap-
pliance check-up at the beginning of each heating season.
DO NOT place furniture or any other combustible household objects within 36 inches of the fireplace front.
CAUTION: Do not operate the appliance with glass removed, cracked or broken. Replacement of the panel(s) should be
done by a licensed or qualified service person.
Page 9
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CONGRATULATIONS
You are the owner of a world-class heat producing gas direct vent sealed combustion fireplace.
This elegant, highly efficient Fireplace will be a constant source of comfort and fascination. It will be the focal point of
beauty and interest in your home.
The Mendota Gas Fireplace is a true heating appliance incorporating Modern aesthetics of fire viewing with the controlla-
bility and fuel efficiency of a home gas furnace. Of particular interest is the low fuel consumption and brilliant fire viewing
afforded by the FullView Glass System.
Carefully read the following instructions prior to actual installation. Proper Mendota Gas Fireplace installation and operation will give you years of safe, trouble free comfort and enjoyment.
If you have any questions regarding installation or operation of your Mendota Fireplace please contact your local dealer.
...CAUTION...
Due to high temperatures, the Fireplace should be loc ated out of traffic and away from furniture and draper ies. Children
and adults should be alerted to the hazards of high s urface tem perature and sh ould stay a way to avoid bur ns or clothin g
ignition. Young children should be carefully supervised when they are in the same room as the Mendota Gas Fireplace.
Clothing or other flammable material should not be placed on or near the Fireplace.
Any safety screen or guard removed for servicing an appliance must be replaced prior to operating this appliance.
The Mendota Gas Fir eplace is a powerf ul and efficient heat ing unit. It has been designed as a major source of s upple-
mental heat. As w ith an y mechanical appliance there c an be c ompone nt shut downs. It is adv isable to have an alternat e
heat supply.
Installation, repair and any adjustments to logs or burner must be done by a qualified service person. The appliance
should be inspected b efore use and at le ast annually b y a professional servic e person. More fr equent cleaning may be
required due to excessiv e lint from carpeting, bedding material, c arbon build-up, etc. It is imperative that control compartments, burners and c irculat ing air pass agewa ys of the app liance be k ept c lea n. The burn er a nd pilot fla m es and lo gs
should be visually checked periodically.
DO NOT use this app liance if any par t has bee n under water or ex posed to moi sture corr osion. Imm ediatel y call a qu al ified service technician t o inspect the F ireplace and replac e any part of the control s ystem and an y gas control, wh ich has
been under water. DO NO T use this f ireplace if t he burner does not
proved service person if there is any delay in burner light off.
It is Johnson Gas A ppliance Company's policy that no responsibilit y is assumed by the Company or by an y of its employees or representati ves for an y damages caused b y an ino perable , inade quat e, or unsaf e cond ition whic h is the resu lt,
either directly or indirectly, of any improper operation, installation or servicing procedures.
Building Permit and Installation Inspection Approval Requirements
All installations of Mendota Fireplaces and Inserts must comply with all the re quirements stated in this Inst allation and
Operating Instructio ns Manual. The D ealer and/or instal ler must also obtai n all required Bu ilding Permits and Inspection
Approval from the loc al building ins pection depar tment or the loc al body ha ving jurisdictio n. In order to validate war ranty
coverage, Mendota m a y require f acsim ile copies of th e Bui lding Perm it and Ins pect ion Appr oval f orm s. Fail ure to pr ovide
adequate proof that the installation conf orms to all local requirem ents and the requir ements stated in th e Installation and
Operating Instructions Manual will void all applicable warrant y.
light immediately. Tur n unit of f and c all Mendota a p-
INSTALLER: THESE INSTRUCTIONS ARE TO REMAIN WITH HOMEOWNER.
HIGH ALTITUDE INSTALLATION INFORMATION: Prior to installing at altitudes higher than 7500, please con-
tact the Mendota technical service department for specific venting requirements and venting restrictions.
Page 10
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GENERAL INFORMATION
Your Mendota Gas Fireplace Insert has a stat e-of-the-art direct vent, sealed combustion system. This advanced,
highly efficient system brings in outside air for combustion, has a separate exhaust vent and efficiently heats and recirculates room air. The Mendota system maintains high air quality, maximizes efficiency and assures pr oper operation.
SAFETY AND STRUCTURAL CONCERNS:
The FV33-M Fireplace I nsert must be installed and serviced by a Mendota approved serviceperson. Any adjustments
to burner, pilot, logs or coal bed must
wait five (5) minutes before relighting pilot. The flame must not
be made by a Mendota approved service person. If pilot goes out, always
"lift" off the burner.
ALWAYS USE MENDOTA FACINGS, MENDOTA VENT SYSTEMS AND MENDOTA APPROVED VENT CAPS.
ONLY DOORS CERTIFIED WITH THE APPLIANCE SHALL BE USED.
A non-combustible hearth protector is required and must extend a minimum of 16" in front of the fireplace when this
insert is installed at floor level.
VENTING REQUIREMENTS
Use only Mendota specified vents and vent ca p s when installing your fireplace insert. All vent pipe sections must be
tight and leak proof.
HEATING PERFORMANCE
The Mendota FV33-Mi I Fireplace Insert is a true, high efficiency gas heater. The Mendota Insert will usually heat a large
area of your home if situated to maximize heat circulation. NOTE: The Mendota Insert is designed as a supplemental heat
source. It should not
heat circulation are: through-the-wall grills, floor grills, ceiling fans, or the continuous operation of central heating a nd
cooling blowers. The most EFFICIENT and successful method for overall heat distribution is a ceiling fan.
of the Insert can be reduced by using the down arrow on the Remote Control.
be used as a whole house heating system. Supplemental air movement considerations for maximizing
The heat output
ELECTRICAL REQUIREMENTS
A 120-volt electrical service must be supp lied at the fireplace location at the time of in stallation for Accent Light function
and Ignition System function.
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RIGHT SIDE & BACK PANEL VIEW
LEFT SIDE & BACK PANEL VIEW
FV33i EXTERNAL FEATURES
-IDENTIFICATION DIAGRAMS-
LIGHT DIMMER
CABLE HOLE
AC POWER
CORD HOLE
2-7/8" OD. AIR
INTAKE STUB
3-7/8" OD. EXHAUST
STARTER STUB
RIGHT SIDE
LIFT HANDLE
VALVE & IPI CONTROLS
ACCESS PLATE
GAS SUPPLY
LINE ENTRY HOLES
LEFT SIDE LIFT HANDLE
[REMOVABLE]
REAR LIFT HANDLE
[REMOVABLE]
SLIDING
VENT
ADAPTER
RECEIVER BOX
[Mounts behind Surround]
OPTIONAL FACEPLATE
/BASIX SURROUND
Page 12
11
5 1/2
29
1.250
15 5/8
Surround Face
to Gas Line
Entry Hole Center
11 7/8
To Gas Line
Entry Hole Center
7 7/8
1 7/8
SURROUND/FACEPLATE
DEPTH
1 7/8
15 3/4
Minimum Fireplace
Depth Required
17 3/8
27 5/8
VISIBLE GLASS SIZE = 398 SQ. IN.
ACTUAL GLASS SIZE = 468 SQ. IN.
-B-
-A-
22 3/16
MINIMUM FIREPLACE
WIDTH REQUIRED
AT REAR WALL
12 7/8
9 5/8
15 3/4
MINIMUM FIREPLACE
DEPTH REQUIRED
30 1/8
15 3/8
25 7/8
18 3/8
Minimum Fireplace
Height Required
[for Front 5-1/2"]
20 1/8
30 3/8
MINMUM FIREPLACE
WIDTH REQUIRED
AT FRONT OPENING
FV33-M OVERALL DIMENSIONS
Page 13
12
8.0
16" MIN.
FROM GLASS FRAME EDGE
TO PERPENDICULAR SIDE WALL
-A-
12" MIN
FROM TOP EDGE OF TOP
CONVECTION AIR OPENING
TO BOTTOM OF 8" DEEP MANTEL
18 1/16
29 3/16
VISIBLE GLASS SIZE = 398 SQ. IN.
ACTUAL GLASS SIZE = 468 SQ. IN.
-B-
22 3/16
30 3/8
15 3/4
12
3
2
0
1
2
3
4
5
6
7
8
9
10
11
12
7
6
5
4
3
2
1
0
8
11
16
1
5
16
2
2
11
16
3
5
16
4
4
11
16
5
5
16
6
6
11
16
7
5
16
8
APPROVED
MANTEL
PROFILES
MANTEL DEPTH (IN.)
DISTANCE TO MANTEL (IN.)
16"
HEARTH PROTECTION PAD REQUIRED IF NOT ELEVATED.
FOR EVERY 1-INCH THE UNIT IS ELEVATED, HEARTH
PROTECTION PAD DEPTH MAY BE REDUCED BY 2". IF ELEVATED
6" OR MORE, NO HEARTH PROTECTION PAD IS REQUIRED.
A
B
Inches
mm.
Inches
mm.
No Trim
24
610
36
915
Minimum Fireplace Opening Required
MENDOTA FV33-M GAS DIRECT VENT FIREPL ACE INSERT
SPECIFICATIONS & CLEARANCES
30-3/8” wide X 18-3/8” high X 15 3/4” Deep
FV33-M Faceplate Dimensions
Is available 27 686 40 1016
For FV33-M 31 788 44 1118
Page 14
13
INSTALLATION INSTRUCTIONS
CAUTION: Each installat ion must conform to all local, s tate and national codes. Refer to the national fuel gas code and local zoning and code auth orities for details on
installation requirements. The Mendota Inserts must be vented to the outside in accordance with the latest edition of the National Fuel Gas Code. In the absence of local
codes, the installation must conform with National Fuel Gas Code ANSI Z223.1 (NFPA 54), or Canadian Code CAN1-B149 or most current edition, also known as
NFPA 54. Do not connect this Insert to a chimney flue serving a separate solid fuel or gas-burning appliance.
1. Remove glass doors, metal fire screens, etc. from existing fireplace. Be sure there is 12" minimum distance from top of upper grill to bottom of mantel; see Specificati ons (Pg.12 & 5), and a 16" minimum noncombustible hearth extension in front of the glass surface if a raised hearth is not supplied. (See pg. 18
for "Raised Hearth").
2. Remove any additional framework or other obstructions in the existing fireplace opening and burning area.
Also remove any chimney cap from top of chimney so that vent liner can be installed freely.
3. Before Insert is installed, have gas supplier or contractor run gas line to the existing fireplace. Be sure ga s
plumbing instructions [see Pg. 19 & 20are carefully followed. Gas supply may enter fireplace on either
side or back of fireplace, whichev e r i s most convenient and accessible. Electr ical service (120 volt) shoul d
also be supplied.
4. The entire chimney should be swept to remove creosote, soot and any obstructions (bird nests, etc.).
5. Open fireplace damper. If damper opening is large enough to accept the 4" and 3" flue liners, permanently secure damper in "open" position. NOTE :
Massachusetts requires that the flue damper must be re-
moved or permanently welded in the "open" position.
6. If damper opening is too small for the 4" & 3" flue liners, it will be necessary to remove the damper handle
and the damper plate. Some damper plates are held in place by a pinned hinge that can be released easily
by tapping out the pin with a hammer and punch. Others may be held in place by a screw or bolt, or pivots may be cast into the damper housing. The pinned-hinged types may be harder to get out and may
require sawing or breaking out. [NOTE: if flue size is 6" (127 mm) or less, or if severe offsets occur, or a
significant mortar slop is evident between the liners, try to snake liner down the chimney to the top of the
damper housing before breaking out damper plate and housing.]
CAUTION: If the 4" & 3" flue liners cannot be installed in an extremely tight chimney DO NOT proceed
with installation.
7. If damper opening is narrower than 4-1/2" to 5" (114 mm to 127 mm) and if local code authorities allow,
loosen and remove mortar behind back side of damper housing in the center of the opening enough to get
the gripping teeth of a pipe wrench over the flange of the damper housing (for cast iron housings). Tighten the wrench snugly, and kick down on the wrench handle to break out a half moon shaped piece of the
damper housing, enough to easily fit the flex liner through it. If the opening is wide enough, the break out
is not necessary.
8. Install Insert only in chimney heights of 10' (minimum) to 70' (maximum) -- as measured in
step 9 below.
9. Measure the chimney height from the top of the chimney (or the existi ng flue liner) to a point 24" (610
mm) above the floor of the fireplace hearth. It may be necessary to drop a rope and measure the rope itself. Be sure to allow for all offsets in existing chimney. Cut the 4" and 3”diameter flex liner (s) to this
measured length.
Page 15
14
FLUE VENTING
The FV33-M Insert must be vented vertically to the outside and must use the Mendota Co-Linear flexible ducting system.
The minimum vertical vent length required is 10 feet. The maximum allowed vertical vent length is 70 feet. In the USA,
the air-intake pipe may be run past the damper into the chimney and terminated with an open end 2 feet past the damper mechanism.
NOTE: THE INSERT IS DESIGNED, TESTED AND LISTED FOR OPERATION ONLY WITH MENDOTA
INSERT VENTING COMPONENTS AS LISTED IN FIGURES BELOW:
The solid-fuel fireplace chimney must be clean and in good working order and is constructed on non-combustible
materials
Chimney cleanouts must fit properly.
The refractory, glass doors, screen, and log grates can be removed from the solid-fuel fireplace to accommodate the
gas insert.
Smoke shelves, shields, and baffles can be removed if attached with mechanical fasteners.
WARNING: Failure to position the parts in accordance with these diagrams or failure to use only parts specifically
approved with this appliance may result in property damage or personal injury.
Cutting of any sheet metal parts on the solid-fuel fireplace is prohibited.
Page 16
15
Chimney Flashing and cap
(See FIGURE BELOW) The vent kits include a trim-able flashing. Measure, trim and shape flashing to fit the
existing flue liner. This flashing prevents water and small animals from entering area bet w een the chimney
liner and flue liner. Plan for 1” to 1-1/2” (25 mm to 38 mm) overlap on each side. Center the flashing and
mark it about 3" (75 mm) larger in each dimension than the existing chimney. Trim the notch with snips and
bend edges with hand seaming tool, metal break or pliers.
12. Attach a sheet metal strap loop to the flex end of the liner(s) and tie a rope to it. Two installers
should proceed to the roof and drop the rope (with weight on the end to make sure it goes all the way
down) and insert the liner(s) past the flexible portion, into the existing chimney – SEE BELOW:
13. One installer should then return to the fireplace opening and pull the rope to guide the liner into place
through the smoke shelf and the damper opening to a point 22" (560 mm) above the fireplace hearth.
The person below should wear leather gloves and Safety Glasses during this process to avoid being cut
and to safeguard eyes from flying debris.
CAUTION:WHEN USING FLEX ALUMINUM LINER, USE EXTREME CAUTION WHEN STRETCHING LINER
AROUND OFFSETS SO AS NOT TO RUPTURE LINER.
Page 17
16
14. Remove the Vent Adapter by removing
2-7/8" AIR INTAKE
STUB
3-7/8" EXHAUST
STUB
VENT CONNECTION
ADAPTER
HEX HEAD BOLTS
10-24X1-1/4"
two 5/16” Hex Bolts and sliding Vent
Adapter towards rear of Insert.
15. Tightly secure 3” and 4” flex vents with
clamps provided. Seal vent
cap/flashing to top of chimney with
weatherproof sealer. Seal areas between flex pipes and existing chimney,
at damper area, with unfaced fiberglass
insulation.
16. Carefully slide Insert into the fireplace
opening (Note: Plug in the AC Power
cord to a 110 volt AC receptacle inside
the fireplace opening or extend it ou t
and connect to a grounded wall outlet.
17. Slide Vent Adapter forw ard between
guide rails. Vent Adapter’s front flat
section should contact insert top as you
slide the Vent Adapter forward.
18. Use Glass Latch Tool to grab Vent
Adapter through slot and hole provided.
As you apply downward pressure, pull
Vent Adapter forward until front flange
on Vent Adapter is about ½” away from front lip on Insert.
19. Slide 5/16” Hex Bolts through holes in face of Insert and start one Bolt in each of the two press nuts on
Vent Adapter Flange. Using a 5/16” Hex Hand Driver, tighten the hex bolts a few turns at a time alternating between the two hex bolts until the screws are hand tight and vent adapter is pulled fully forward.
Page 18
17
18. You are now ready to hoo k up the Insert to gas supply. Be sure gas plumbing instructions and all state and local
codes have been carefully followed. Be sure all items on Installation Check-Off List have been completed.
NOTE: AGA APPROVED FLEX LINES ARE APPROVED FOR USE WITH MENDOTA INSERTS.
19. Carefully slide the Insert into place in the fireplace opening. At this time, check that Insert is level and plumb with
the fireplace opening and positioned in the middle of the opening. If Insert is unsteady or needs leveling, the unit
may need to be “shimmed with washers under the bottom corners of insert.
20. The proper Insert Faceplate can now be placed in posit ion. Assemb le surround by following instructions supplied
with faceplate kit. Select the appropriate size of faceplate to cover the area between the Insert and existing fireplace
opening.
...IMPORTANT...
INSTALLATION, SERVICING AND REPAIR MUST BE DONE BY A QUALIFIED SERVICE PERSON. THE INSERT SHOULD BE
INSPECTED AT LEAST ANNUALLY BY A PROFESSIONAL SERVICE PERSON. MORE FREQUENT CLEANING MAY BE
REQUIRED DUE TO EXCESSIVE LINT FROM CARPETING, BEDDING MATERIAL, ETC. IT IS IMPERATIVE THAT THE CONTROL
COMPARTMENT BURNERS AND CIRCULATING AIR PASSAGEWAYS OF THE INSERT BE KEPT CLEAN.
Page 19
18
RAISED HEARTH SPECIFICATIONS
BOTTOM EDGE OF
GLASS WINDOW
In most installations, a 16" non-combustible protector is required in fro nt of the unit’s glass door
surface on the floor or raised heart h. This protection can be any non-combust ible material such
as 24-gauge sheet metal, tile, brick, concrete board, etc. Please note that the r equired 16” clearance starts at the front face of the glass door. If replacing a wood-burning insert with t hi s gas insert, the existing and approved hearth protection will provide adequate floor protection as long as
the hearth protector protrudes at least 16” out from the front surface of the door glass.
If a raised hearth extends less than 16", refe r to the diagram above and the following procedure
to see if additional floor protection is required.
Project a line (using string or a t ap e measure) from the lower edge of the glass window to the
edge of the raised hearth, continuing on to the floor. If the point of intersection with the floor is
beyond 16" from the Insert, then no further floor protection is required. If the intersection is less
than 16" from the Insert then additional non-combustible floor protection is required to meet the
minimum 16".
For installations where the firepl ace is raised 6" or more above the floor, or if t he existing floor is
non-combustible (stone, brick, etc.), a non-combustible protector is not required.
Page 20
19
GAS SUPPLY REQUIREMENTS
NOTE: IF INSERT IS TO BE OPERATED WITH LP GAS, SEE PAGE 34 BEFORE PROCEEDING.
CORRECT GAS PRESSURE AND PROPER GAS SUPPLY LINE SIZING IS IMPERATIVE TO THE SUCCESSFUL PERFORMANCE OF YOUR ENDOTA GAS
FIREPLACE INSERT. BE SURE THE GAS SUPPLIER OR PLUMBER CAREFULLY CHECKS FOR CORRECT GAS PRESSURE AND GAS LINE SIZING WHEN
INSTALLING THE FIREPLACE INSERT.
IT IS CRITICAL TO CAREFULLY CHECK FOR GAS LEAKS WHEN HOOKING UP THE FIREPLACE INSERT -- CHECK WITH SOAP & WATER SOLUTION.
BE SURE TO INSTALL FLEX GAS LINE WITH BRASS-TO-BRASS FITTINGS TO PREVENT GAS LEAKS AT CONNECTIONS.
GAS SUPPLY PIPING MUST INCLUDE A DRIP LEG TO ELIMINATE THE POSSIBILITY OF CONTAMINANTS ENTERING THE GAS TRAIN. ADHERE
STRICTLY TO LOCAL AND NATIONAL CODES.
GAS SUPPLY LINE SIZING
The Mendota Gas Insert comes equipped with a 3/8" N.P.T. [1.0 cm] inlet on the main gas valve. Gas supply piping may
enter the cabinet from either the left or right side.
The proper gas line diameter must be selected to run from the supply regulator to the Insert. Refer to the following table
Some areas allow copper tubing or galvanized pipe - chec k with local approval agencies and codes NEVER use plastic
GAS PRESSURE CHECKING REQUIREMENTS
A pressure tap for checking gas pressure is located on the main gas valve. A qualified installer should use this fitting for
setting the correct gas pressure during initial installation. [See Gas Pressure Chart Pg. 20].
If supply gas pressures exceed 1/2 PSIG [3.5KPA], the appliance must be isolated from its supply with an approved ma-
nual shut-off cock. This manual shut-off cock must be closed during any supply line pr essure testing. Check with your
gas supplier or plumber.
SCHEDULE 40 PIPE
INSIDE DIA.
pipe.
TUBING, TYPE L
OUTSIDE DIA.
If the factory-built fireplace has no gas
access hole(s) provided, an access hole 1.5” or
less may be drilled through the lower sides or
bottom of the firebox in a proper workman-ship
like manner. This access hole must be
plugged with non-combustible insulation after the
gas supply line has been installed.
Page 21
20
GAS PRESSURE REQUIREMENTS
One major cause of operating problems with gas appliances can be improper gas pressure!
Such problems as changes in flame color or configuration, gas pilot or burner outages, inte rmittent operatio n, changes
in heat output, excessive burner noise, etc. are nearly always the result of changes in gas pressure or improper gas pressure at the time of the installation. The most important item to check during the installation and
the first thing to check when problems occur is gas pressure!
Gas supplies normally enter a residence at 1/2 PSI (13" - 15" W.C.) (3. KPA). A regulator is then placed inside
the residence, which drops this pressure to 7" W.C. (1.8 KPA) (Nat. Gas). This "inches to inches" regulator is
of adequate capacity to service the gas appliances (such as dryer, furnace, etc.). If this regulator's capacity is
not sufficient to add the Gas Fireplace, an additional "inches to inches" regulator must be installed for the
Fireplace. EXCEPTION: Some codes allow 2-PSI (1.4KPA) suppl ies to enter the residence, in which case
"pounds to inches" regulators are used.
The following table provides information on correct gas pressure requirements. Be sure your gas supplier or
plumber carefully follows this table.
DESIRED
INLET
PRESSURE
MINIMUM
INLET
PRESSURE
MAXIMUM
INLET
PRESSURE
NATURAL GAS 7.0" W.C.
(1.75 kPa)
L.P. GAS 12.0" W.C.
(2.99 kPa)
TURN GAS VALVE KNOB TO "HIGH" POSITION. GAS PRESSURES MAY VARY PLUS OR MINUS 5%.
*NOTE: FOR HIGH ALTITUDE (ABOVE 5.000 FEET) SOME VARIATIONS IN AIR SHUTTER SETTINGS MAY BE REQUIRED.
Manifold pressure must be taken at the MANIFOLD" tap and inlet pressure at the "SUPPLY" tap with the burneroper-ating by a qualified installe r .
5.0" W.C.
(1.12 kPa)
12" W.C.
(2.99 kPa)
11" W.C.
(2.61 kPa)
13.0" W.C.
(3.24 kPa)
GAS LEAK TEST REQUIREMENT: It is the responsibility of the installer/service person to assure t hat each and
every gas connection and supply tubing that are a part of this fireplace are leak proof. The qualified/ certified individual
connecting the gas supply line, performing pressure tests or performing any service to this fireplace is required to perform
a THOROUGH LEAK TEST on ALL gas fittings that are a part of this appliance or the gas supply line connection using
soap-water solution or a calibrated combustible gas detector. Failure to perform this leak test may lead to a house fire
and/or an explosion. Mendota is not responsible for any damages due to an Installe r’s failure to conduct a leak test and
verify that all connections and supply lines are leak proof.
WARNING: Do not operate appliances with glass front removed, cracked, or broken. Replacement of glass should be
done a licensed or qualified service person.
Note: Consult the local or national installati o n code(s) to assure that adequate combustion and ventilation air is
available.
Page 22
21
HIGH ALTITUDE INSTALLATIONS
For installations from 610-1370 m eters (2000-4500 ft.) the orifice sizes (DMS) for natural gas is #43 and for propane
gas is #54. See data plate for additional information. For high altitude installations consult the local gas distrib utor
or the authority having jurisdiction for proper rating methods. If the installer must conve rt the unit to adjust for varying altitudes, the information sticker must be filled out by the installer and adhered to the appliance at the time of
conversion.
«Cet appareil est equipé pour des altitudes compries entre 0 et 2000 pieds (0-610 m) seulement»
This appliance has been converted for u se at an altitude of ______________
Orifice size _______________ Manifold Pressure ________________
Input (Btu/h)_______________ Fuel Type _______________________
Date of conversion _________ Converted by _____ ________________
«Cet appreeil a été converti au ____
Injecteur ________
Pression à la tubulure d'alimentation _____________
Déoit calorifique _______________»
Page 23
22
INSTALLATION CHECK OFF LIST
The following check list must be completed prior to initial lighting of the Fireplace
Insert, or manufacturer's warranty and liabilities will be voided:
Venting system must be installed by a Mendota approved person according to Figure 3, Pg. 14 with
clamps securely in place and all joints leak proof.
Electrical supply and gas supply must be properly installed and must conform to National and Local
Codes.
Check that correct fuel supply is connected to applia nce. Check correct gas pressure, correct size gas
lines and for gas leaks on all gas supply connectors and this gas insert’s gas valve train connectors.
Proper clearances to combustibles must be maintained.
LEAK TEST REQUIREMENT: Vibra tion during shipping and transit of this appliance may cause some
gas connections to loosen. All gas train connections in this appliance, including field installed supply line
fittings and all factory installed gas train connectio ns between the gas valve and the burner orifice(s)
and pilot light, must be leak tested prior to first firing using soap and water solution or a calibrated
Combustible Gas Detector. All leak tests ar e to be per formed by a qualified i nstaller. It is the respo nsibility of the installer to verify that all connections are sealed properly and leak-proof.
LIGHTING CHECK OFF LIST
Be sure to check these items before final operation of the Fireplace Insert
All items on "Installation Check Off List" must be completed.
Install batteries in Remote Control Transmitter and Receiver.
Carefully follow all lighting and burner media installation instructions. Make certain that burner lights
immediately and lights across entire burner.
DO NOT proceed with operation unless burner cycles "on/off" without delays and the flame is "stab le"
and not
"lifting" off burner.
Caution: If pilot goes out be sure to wait a minimum of 5 minutes before relighting.
Page 24
23
DOOR REMOVAL AND REPLACEMENT
SLIDE TAB INTO
SLOT IN BASEPLATE
CAUTION: Do not operate the appliance with glass removed, cracked or broken. Replacement of the glass should be
done by a licensed or qualified service person. Glass latch tool #HA-57-00743 is supplied with the unit.
To Unlatch Glass Frame Latches:
1. Insert Glass Latch Tool into hole in latch (two latches exist
at top of glass frame).
2. Pull Glass Latch Tool outward about 3/8”.
3. Rotate Glass Latch Tool 90 degrees.
4. Release Glass Latch Tool.
5. Remove Glass Latch Tool.
To Latch Glass Frame Latches, reverse steps 5 to 1,
above.
To Remove Glass Frame:
1. Rotate top edge of freed glass frame outward about 15
degrees.
2. Lift Glass Frame Up and Out.
To Install Glass Frame:
1. Align and insert tabs in side flanges of Glass Frame into Slots into the slot in the base plate.
2. Rotate Glass Frame upward until vertical.
3. Latch Glass in place per instructions above.
1.) INSERT
2.) PULL
3.) ROTATE
4.) RELEASE
Page 25
24
FV33-M BURNER MEDIA INSTALLATION INSTRUCTIONS
WARNING: Failure to position the parts in accordance with these diagrams or failure to use only parts specifically approved with this appliance may result in property damage or personal injury.” AVERTISSEMENT. Risque de dommages
ou de blessures si les pièces ne sont pas installées conformément à ces schémas et ou si des pièces autres que celles
spécifiquement approuvées avec cet appareil sont utilisées.
Two media choices are available directly from Mendota for use on the FV41-M model. Select one media and purchase
separately.
Media Choices:
1. Clear or Black Glossy Glass Media, 1/2" diameter, 5 lbs bag
2. Natural Rocks Fiber Media, 1"-2-1/2" diameter mixture, 60 pieces in random colors
3. Other media options may be available. Contact your Mendota dealer.
How to install burner media properly:
1. Spread media on burner's top surface only. Do not block air slots that are in front, behind or on sides of burner.
2. Burner Media shall be only 1-layer thick and loosely spread over burner surface. DO NOT pack tightly. Allow 1/8"
space between media pieces. Save extra media that is not used.
FLAME APPEARANCE ADJUSTMENT
AIR SHUTTER ADJUSTMENTS
Be sure burner and burner media are properly. For Natural Gas applications, leave air shutter closed fully. For
LPG applications, start with air shutter open ¼” to 3/8”.
After burner has been properly instal led and operate d for
20 minutes, small additional adjustments to the air shutter
may be necessary for final flame appearance. These
small shutter adjustments can be made by following these
procedures:
NOTE: Start with the burner air shutter s et at 0” to
1/8” open for NG and ¼” to 3/8” open for LPG. Open-
ing the shutter will yield shorter and blue(er) flames and
closing the shutter will yield taller and yellow(er) flames.
The burner air shutter adjustment lever is located inside
the firebox on the left side of center.
1. Install burner media and glass frame and burn unit for 20 minutes minimum.
2. If flame is too "blue" close Air Shutters until flames turn yellow.
3. If flames are too "orange" or are causing sooting, open Air Shutters until flames begin to turn blue. NOTE: If sooting
does not stop, turn off fireplace & call a Mendota Service Person.
IMPORTANT: Try each new shutter setting for approx. 20 minutes before making additional changes.
OPEN
NOTE: Changes in burner flame can be made by re-arranging the burner media as well. Make certain burner media is
loosely spread over burner in a SINGLE layer only. DO NOT pack media tightly.
4. For NG applications, s tar t with the bur n er air shutter c los ed to 1/8” open. For high altitude applications, air shutter
may need to be open further.
5. For LPG applications, start with the burner air shutter open ¼” to 3/8”. For high altitude applications, air shutter may
need to be opened further.
Page 26
25
BEFORE YOU BEGIN
SMART
ON
OFF
SMART
MODE
NORMAL
THERMOSTAT
MANUAL
MODE
68
Hi
MAXMAX
Hi
OFF
76°
FF
76°
ONSMART
76°
F
Read this entire manual before you use your new fireplace (especially the section “Safety Precautions” on page 7). Failure to follow
the instruc t ions may result in pro perty damage, bodily injury, or even death.
Remote Control Transmitter Functions
NOTE: The Receiver will “beep” once every time a
Remote Transmitter Key is pressed, signaling that the
command has been received.
Identify the four function buttons on the Remote
Transmitter:
1. ON/OFF KEY: This button turns the
system ON or OFF. When this button is pressed and the system is
OFF, the pilot light will stay ON if
the “Standing Pilot Switch” is in the ON position.
2. THERMOSTAT KEY: This button, when pressed after the ON/OFF KEY is pressed and the system is ON, will allow the selection of three modes: Manual Operation, Normal Thermostat and
Smart Thermostat.
a. Manual Mode: In this mode, the room temperature is ignored and the fireplace can be turned ON indefinitely. The
room temperature rise has no effect on this mode. All other functions such as fan speed control, flame height
control, secondary burner On/OFF control and Accent Light ON/OFF controls will be manually controllable.
b. Normal Thermostat: In this mode, the fireplace will
stay functioning until the room temperature increases
o
F above the Set Point Temperature. To increase the
1
Set Point Temperature, Press the UP button until the
desired temperature is displayed in the SET POINT
TEMPERATURE window. The fan will turn on approximately 5 minutes after fireplace startup and will turn off
approximately 12-1/2 minutes after the flames turn off,
in this mode. The flame height can be adjusted while
the fireplace is functioning.
c.Smart Thermostat: In this mode Manual flame height
adjustment is not allowed. The Smart Thermostat function adjusts the flame height in accordance to the difference between the set point temperature and the actual room temperature. As the room temperature gets
closer to the set point temperature, the Smart Function
automatically modulates the flame down.
3.UP/DOWN KEY: This key is used to increase or decrease the Set Point Temperatures, Flame Height and Fan
Speed and to toggle between Accent Light ON/OF F and Secondary Burner O N/OFF.
4. MODE SELECTION KEY: This key is used to toggle between the various function icons : Flame
Height, Fan Speed, Accent Light a nd Secondary Burner.
Page 27
26
75
REMOTE TRANSMITTER OPERATING INSTRUCTIONS
70
67°
F
ON
TO TURN ON THE APPLIANCE:
1. Press the ON/OFF button. The transmitter display will show all active icons on the screen.
2. Select the Thermostat Mode by pressing the Thermostat Key: OFF (meaning Manual Mode), ON
(meaning normal Thermostat) or Smart (meaning Smart Mode).
a. In OFF (Manual Mode), the appliance will ignite and start on HI.
b. In ON (Normal Thermostat Mode), the appliance will only ignite if the Set Temperature is
greater than the Room Temperature.
c. In SMART (Smart Mode), the appliance will only ignite if the Set Temperature is greater than
the Room Temperature.
TO TURN OFF THE APPLIANCE, press the ON/OFF button.
MODE KEY: Pressing the MODE KEY toggles between the various available functions: Temperature Setting,
Flame Height Setting and Secondary Burner On/Off.
Temperature Setting: Press the Mode Key until the large Set Temperature is dis-
played. Pressing the Up or Down button once in this mode will increase or decrease the
set temperature. Note that the large temperature display in the center of the screen is the
Set Temperature. The smaller temperature display in the top right corner is the room temperature that the hand held transmitter has sensed.
Flame Height: 6 flame height Levels are available. While the Flame Height
Icon is displayed, pressing the Up or Down button once will increase or decrease
the flame height by 1 of 6 increments. If the flame height is at Level 1 and the
Down button is pressed, all burners will turn OFF. If in IPI mode, the pilot light will
also extinguish. If in Standing Pilot Mode, the pilot light will remain ON. Note: If in
SMART mode, the flame height function is not available for manual adjustment. In
SMART mode, the flame height regulates automatically.
Fan Speed Control: This function is NOT available on the FV33-M model.
Aux (Accent-Light): This function controls the Mendota Accent Light function.
Pressing the UP key in this mode will TURN ON the Accent Light and Press-
ing the DOWN key will TURN OFF the Accent Light. A single “beep” will confirm reception of the command. Note: The Accent Light Dimmer control is on
the right face or right edge of the surround. Turn the Dimmer Control Knob to
dim or brighten the Accent Light. Once you set your desired brightness level,
you may use the AUX function to turn the Accent Light On or Off at that preset level.
Secondary Burner: This function is NOT available on the FV33-M model. Scroll past this icon.
Page 28
27
MANUAL BYPASS OF THE REMOTE SYSTEM
If the remote transmitter is misplaced or lost, the appliance can be turned on manually by sliding the
three position slider switch on the receiver to the ON position. This will bypass the remote control
feature of the system and the appliance’s main burner will turn on. The fan will run at its maximum
speed and the Accent Light may turn on.
To turn off the appliance, if the remote control is misplaced or lost, slide the three position slider
switch on the receiver to the OFF Position.
TEMPERATURE INDICATOR (oF or oC)
1. Press the ON/OFF Key and Turn Off the Fireplace.
2. Simultaneously, Press both the MODE Key and the Thermostat
Key.
3. Look at the LCD display to verify that your desired indicator (
o
C) is being displayed. If not, repeat step 2.
o
F or
KEY LOCK FUNCTION
To prevent unsupervised children from operating the fireplace, a KEY LOCK function is provided
with this remote control system. To activate the KEY LOCK function, simulta neously press the
“MODE KEY” and the “UP KEY”. To deactivate the KEY LOCK function, simultaneously press the
“MODE KEY” and the “UP KEY”.
During KEY LOCK mode, none of the Keys will func t ion. You mus t DEACTIVATE the system
before you can use the Remote Transmitter.
LOW BATTERY POWER DETECTION
1. Transmitter Batteries: The life span of the remote control transmitter batteries depends
on various factors: quality of the batteries used, the number of ignitions of the appliance,
the number of changes to the room thermostat set point, etc. When the Transmitter batteries are low, a Battery Icon will appear on the LCD display of the Transmitter before all
battery power is lost. When the batteries are replaced, this icon will disappear.
2. Receiver Batteries: The life span of the receiver batteries depend on the quality of the
batteries used and how long the batteries have been installed in the receiver. These batteries are only utilized during
power outages. Replace these batteries every heating season even if you have not experienced any power outages.
Batteries drain slowly even when not in use. This is a normal characteristic of all batteries.
OPERATING DURING POWER OUTAGES
This electronic ignition s ystem utilizes the supplied 110V AC power when it is available for all functions of this system . If
the AC power is inter rup ted dur i ng a po wer o uta ge, t hi s system utilizes the batt er ies ( insta lle d in t he Receiver) as bac k-up
batteries. During t he power outage, the a ppliance’s burner s will function. In ad dition, Flame Hei ght adjustm ent and Secondary Burner ON/OFF f unctions will be available. The Fan and Accent L ight, which are wholly dependent on 11 0VAC
power, will not function.
This appliance is designed and tested to be operated during power outages.
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28
“FIRST TIME” PILOT LIGHTING INSTRUCTIONS
OFF
ON
REMOTE CONTROL
RECEIVER MODULE
STANDING PILOT
LIGHT ON/OFF SWITCH
IMPORTANT: Be sure all items on "INSTALLATION CHECK OFF LIST" in the Installation Manual have been completed!
CAUTION: If the pilot goes out, be sure to wait a minimum of five minutes before attempting to relight the pilot.
1. Make certain that any manual gas sup ply shut-off valves located upstream of fireplace are open and the receiver and the remote
control transmitter are in the "OFF" position. Make certain that the receiver harness is connected to the receiver properly.
2. Make certain that 120VAC power cord is connected to an electrical outlet.
3. Insert Batteries in the Receiver (Receiver batteries are optional if AC power is connected) and the Remote Transmitter. N ote the
polarity of batteries and insert a s indic a te d on the battery compartment covers.
4. For “First Time Lighting”, Remove the Glass Door. This is required to purge the gas line of air and to inspect the pilot lighting
spark.
5. Slide the receiver switch to “REMOTE”. Locate the “Standing Pilot ON/O FF Switch”. See Figure 1. Toggle “Standing Pilot
ON/OFF Switch” to “ON”. You will hear a series of clicks and after a few seconds, you will hear sparking at the pilot spark electrode.
6. Allow adequate time for the air in the gas-line to purge. The control system will stop spa rking after 30 seconds if the pilot ligh t
does not light. After a 30 second delay the control system will start sparking again for 30 seconds more. If the pilot light does not
light after the third 30 second spark event, the system will enter “Lock-out” mode. To unlock from “Lock-out” mode, slide Receiver Switch to “OFF”, wait 30 seconds and slide back to “Remote”. Repeat this sequence until the pilot flame lights and the pilot is burning steadily.
LOCK OUT MODE: If the pilot light does not light after the third 30 sec ond spark event, the system will enter “Lock-out” mode. To
unlock fro m “Lock-out” mode, slide Receiver Switch to “OFF”, toggle Standing Pilot Light On/Off Switch to OFF, wait 30
seconds and slide Receiver Switch back to “Remote”.
7. Once the pilot flame is lit and well-established, close glass door. WARNING: NEVER IGNITE MAIN BURNERS WITH GLASS DOOR REMOVED OR OPEN. Doing so will lead to damage to pilot flame sensor and spark electrode wire leads.
8. Slide switch on Receiver to “ON”. All burner s should ig nite and run at “high-fire”. Slide Receiver switc h to REMOTE after 15
seconds. B urner Flames will extinguish.
9. Perform gas inlet and outlet pressure tests and leak tests on field installed gas fittings and factory installed fittings in the gas valve
compartment, at this time. Note: Burners must be ON to check outlet pressures and to leak te st gas train fittings upstream of mai n
gas valve.
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29
ATTENTION!
INITIALIZING THE REMOTE CONTROL SYSTEM
REMOTE CONTROL
RECEIVER
Supply voltage
4.5V (three 1.5V AAA batteries)
6.0V (four 1.5V AA batteries)
Ambient temperature ratings
32 – 122 oF (0 – 50 oC)
32 – 140 oF (0 – 60 oC)
Radio Frequency
315 MHz
315 MHz
BATTERY
COMPARTMENT
LID
3-POSITION
SLIDER SWITCH
PRG KEY
PRG
WALL RECEIVER
REMOTE TRANSMITTER
BLUE LCD
DISPLAY
MODE
SELECTION KEY
UP/DOWN
SELECTION KEY
THERMOSTAT
SELECTION KEY
ON/OFF KEY
OFF
ON
REMOTE CONTROL
RECEIVER MODULE
STANDING PILOT
LIGHT ON/OFF SWITCH
(Synchronizing Receiver and Transmitter)
1. Place 3-position slider switch in Receiver in
the “Remote” position.
2. Locate “PRG” key on Receiver Face. Use
the tip of a pen/pencil or a wire clip to push
the PRG button. The receiver will beep 3
times indicating that it is ready to synchronize with a Remote Transmitter.
3. Push the “ON” key on the Remote Transmitter. The receiver will beep 4 times to indicate that the Transmitter’s command is
accepted and sets to the particular code of
that Transmitter. The system is now initialized.
NOTE: Use this Synchronizing procedure every
time the batteries are replaced in the Receiver
or the Transmitter.
IPI/STANDING PILOT SYSTEM
INFORMATION
The transmitter and receiver are RADIO FREQUENCY DEVICES. Placing the receiver in or near metal may
severely reduce the signal range.
• Turn off the main gas supply of the appliance during installation or maintenance of the receiver.
• Place the receiver’s 3-position slider switch in the “off” position during installation or maintenance.
• Turn “off” main gas supply to the appliance prior to removing or reinserting the batteries in the receiver.
• During appliance installation/maintenance or in case of remote control malfunction, turn off electrical supply to
this appliance and remove the batteries from the receiver battery compartment. Contact technical service.
Intermittent Pilot Light and Standing Pilot Light Features
This gas fireplace is equipped with an electronic ignition System that first
lights a pilot light then uses the pilot light to ignite the main burners. The
pilot light can be set in the “Standing Pilot” mode to allow the pilot light to
remain on indefinitely by toggling the “Standing Pilot Switch” to the ON position. If the “Standing Pilot Switch” is toggled to the OFF position, the pilot
light will only light and remain ON while the main fireplace burners are operating.
IPI Mode: This mode turns the pilot light “OFF” when the fireplace is not func-
tioning and only lights the pilot light a utomatically when a call for heat is mad e by
the remote control.
Standing Pilot Mode: If the “Standing Pilot Switch” is toggled to ON, the pilot
light will ignite and remain ON as long as the “Standing Pilot Light Switch” is in the
ON position.
NOTE: Mendota Fireplaces recommends that the Standing Pilot Mode
be used during the winter months when external temperatures fall below 50
ing burner ignition and it will also eliminate excessive condensation of
exhaust vapors on the door glass. Further, leaving the fireplace in the
Standing Pilot Mode will keep the fireplace body warm and eliminate cold
drafts and heat loss to the cold air that is trapped inside the firebox.
o
F. This will keep the fireplace chimney heated for proper updraft dur-
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30
FV33-M GAS IGNITION SYSTEM WIRING DIAGRAM
The appliance must be electrically connected and grounded in accordance with local codes or, in the absence of local
codes, with the current NFPA 70-National Electric Code or CSA C22.1-Canadian Electrical Code.
Caution: Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation” and “Verify proper operation after servicing.”
Attention: Au moment de l’entretien des commandes, étiquetez tous les fils avant le débranchement. Des erreurs de
c>blage peuvent entraΤun fonctionnement inadéquat et dangereux.” “S’assurer que l’appareil fonctionne adéquate-
ment une fois l’entretien terminé.
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31
MAINTENANCE
1" MIN.
1" MIN.
SPARK ROD
FLAME SENSOR
HOOD
1. ANNUAL MAINTENANCE OF MENDOTA UNITS IS REQUIRED.The
following procedures must be performed each year by a Mendota approved service person. NOTE: Any adjustments to burner, pilot or burner
media must be done by a qualified Mendota service person.
A. Clean all lint and dust bu ild-up ar ound the control. Inspec t the con di-
tion of any wiring under the burner for melting or damage.
B. Remove media and clean awa y any for eign m atter (lint, C arbon, e tc.)
on the burner and pi lot light bod y and bas e. Be sure t he bur ner por ts
are "open". Clean the pilot for any Carbon deposits. Be sure logs
are re-installed per instructions in this manual.
C. Check condition of glass door gasket, gasket must seal tightly over
firebox, replace if necessary.
D. Periodically check to verify that the vent system and vent cap are
open and free of blockage.
E. Before re-installing glass, have qualified service person check the operation of the pilot and cycle the burner per
LIGHTING INSTRUCTIONS. Be sure all items in LIGHTING and INSTALLATION "check off” lists are completed.
4. The viewing glass should be cleaned periodically. Exterior glass surface may be cleaned with cleaner as desired.
To clean Interior glass surface, use Kel Kem
oven cleaner or abrasive cleaners to clean glass. Do not clean when glass is hot
5. Periodic visual check of pilot flames is required. Pilot Flame must overlap Flame Sensor and burner ignition ports at
all times.
6.Periodic visual check of main burner’s flames is required.
“polish plus" (part # 65-06-00455) or comparable product. Do not use
.
BURNER FLAMES GENERAL HEIGHTS REFERENCE DIAGRAM
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32
Burner Orifice
[#53]
Motorized
LP Pressure
Regulator
0.0-5.5"WC]
This conversion kit shall be installed by a qualified service agency in accordance with the manufacturer’s instructions
and all applicable codes and requirements of the authority having jurisdiction. If the information in these instructions
is not followed exactly, a fire, explosion or production of carbon monoxide may result causing property damage, personal injury or loss of life. The qualified service agency is responsible for the proper installation of this kit. The installation is not proper and complete until the operation of the converted appliance is checked as specified in the
owner instructions supplied with the kit.
Cet équipement de conversion sera installé par une agence qualifiée de service conformément aux instructions du fabricant et
toutes exigences et codes applicables de l'autorisés avoir la juridiction. Si l'information dans cette Instruction n'est pas suivie exactement, un feu, explosion ou production de protoxyde de carbone peut résulter le dommages causer de propriété, perte ou
blessure personnelle de vie. L'agence qualifiée de service est esponsable de l'installation propre de cet équipement. L'installation n'est pas propre et complète jusqu'à l'opération de l'appareil converti est chèque suivant les critères établis dans les instructions de propriétaire provisionnées avec l' équi pe ment.
NATURAL TO LP GAS CONVERSION INSTRUCTIONS
Kit # HA-82-00507 Mendota Model FV33-M
This conversion kit shall be installed by a qualified service
agency in accordance with the manufacturer’s instructions
and all applicable codes and requirements of the authority
having jurisdiction. If the information in these instructions is
not followed exactly, a fire, explosion or production of carbon
monoxide may result causing property damage, personal
injury or loss of life. The qualified service agency is responsible for the proper installation of this kit. The installation is
not proper and complete until the operation of the converted
appliance is checked as specified in the owner instructions
supplied with the kit.
Caution: The electrical supply to the fireplace must be
turned off prior to performing the conversion. The gas
supply must be shut off prior to disconnecting the electrical
power.
ORIFICE SI ZES REQUIREM ENT
LP Conversion Kit # HA-82-00507 contains the following parts: One Motorized LP Pressure Regulator #907.012 and
ONE Cap Orifices #65-14-00053(drill #53”) and an L-shaped Torx wrench.
Recommended Procedure to Convert This Fireplace To Burn LPG
This Fireplace Insert arrives from the factory ready to burn Natural G as. If you int end to burn LPG, it is highly reco mmended that you
convert this fireplace and its Pressure Regulator and Burner Orifice pr ior to placing this fireplace in its fireplace cavity.
See diagrams, on this page, and follow these instructions to prepare this fireplace for conversion to LPG.
:
1. Turn off gas supply at the appliance service valve.
2. See diagrams on this page and identif y the Pressur e Regu lator on the Va lve Body.
3. Using a Torx T20 or a slotted screwdriver, remove 2 screws that secure the NG Pressure Regulator to the gas
valve body and remove NG Pressure Regulator, see following page.
4. Install the new LP Pressure Regular onto the gas valve body in the same position and orientation as the NG
Pressure Regulator you removed in Step 2, above. The LP Pressure Regulator can only be mounted in one position. Secure the LP Pressure Regulator in place. Tighten down.
Page 34
33
5. Remove the Burner Airbox and Burner.
6. To remove Airbox, remove four screws along back edge of Airbox and lift Airbox out of firebox.
7. To remove Burner, loosen and remove three 3/8” hex nuts that hold burner legs to firebox floor. One leg is located
on right side front and two legs are located on backside of burner.
8. Locate and Identify the Burner Orific e Spud. The Orifice Spuds can be removed and installed using a ½” deep
well socket and ratchet. WARNING: Make certain to Secure the Brass fitting and flex supply tube attached to the
orifice in place using a 1/2" open end wrench before attempting to remove the burner orifice and also when installing and tightening the new LP orifice.
9. Install Burner Orifice #65-14-00053 (#53 drill) for the Main Burner. Tighten down securely.
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34
10. Loosen Pilot Light’s hex shape base using a ½” open end wrench. Rotate counter clock-wise ¼ turn to loosen.
11. Pilot arrives from the factory set for NG. Push NG/LP Adjustment Clip inward all the way to set it for LP. See detail
view, below. If you see “NAT” printing on the Adjustment Clip, this indicates that the pilot is set to burn NG. Push Clip in so that “NAT” is not visible.
12. Tighten down Hex shaped base of pilot using a ½” open end wrench.
13. Before reinstalling the burner, loosen the screw that secures the rotary air shutter on the Front Burner. Rotate the
air shutter open to ¼” minimum. For high altitude installations, open to 3/8” minimum.
14. Install burner in its original location and position and secure down using 3/8” nuts you removed earlier.
15. Make certain burner is running parallel to front face of unit positioned properly.
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35
You must remove the left side Valve Access Panel to replace the pressure regulator.
REMOVE (4) SCREWS "ONLY"
THAT HOLD LEFT SIDE COVER.
PRESSURE
REGULATOR
PRESSURE
REGULATOR
SCREWS
16. Remove the left-sid e access panel mounted to the left outer skin and lay down gently without disconnect ing any wires of in-
ternal components. WARNING: DO NOT FORCE. EXCESSIVE FORCE MAY DAM AGE I NTERNAL WIRING
COMPONENTS!
17. See diagrams on this page and identif y the Pressur e Regu l a-
tor on the Valve Body.
18. Using a Torx T20 (supplied) or a slotted screwdriver, remove 2
screws that secure the NG Pressure Regulator to the gas
valve body and remove NG Pressure Regulator, see following
page for detailed instructions. Note: Be careful when removing or tightening the screw on the back-side of the pressure
regulator. The screw location is difficult to access and care
must be taken to ensur e a proper sea l when ti ghte ned .
19. Install the new LP Pressure Regular onto the gas valve body
in the same position and orientation as the NG Pressure
Regulator you removed in Step 2, above. The LP Pressure
Regulator can only be mounted in one position. Secure the LP
Pressure Regulator in plac e. Tighten down.
8.
Page 37
36
LP PRESSURE REGULATOR CONVERSION INSTRUCTIONS
spécifiquement approuvées avec cet appareil sont utilisées.
WARNING: Failure to position the parts in accordance with these diagrams or failure to use only parts specifically approved with this appliance may result in property damage or personal injury.” AVERTISSEMENT. Risque de dommages
ou de blessures si les pièces ne sont pas installées conformément à ces schémas et ou si des pièces autres que celles
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37
LP GAS PRESSURE REQUIREMENTS
1" MIN.
1" MIN.
Inlet and manifold gas pressure checking taps are located on gas valve. These ports are only accessible from the outer
left side of the fireplace. A qualified installer shall take pressure measurements at these ports to verify and set the correct
gas pressures during the LP Kit installation and before facia materials are installed over the front of this fireplace. Manifold
pressure must
burneroperating by a qualified installer.
be taken at the “MANIFOLD PRESSURE" tap and inlet pressure at the "INLET PRESSURE" tap with the
DESIRED
INLET
PRESSURE
MINIMUM
INLET
PRESSURE
MAXIMUM
INLET
PRESSURE
MANIFOLD
OUTLET
PRESSURE
AIR SHUTTER
POSITION
L.P. GAS 12.0" W.C.
(2.99 kPa)
REGULATE THE FLAME HEIGHT TO "HIGH" POSITION. OUTLET GAS PRESSURES MAY VARY PLUS OR MINUS 5%.
11" W.C.
(2.75 kPa)
13.0" W.C.
(3.24 kPa)
10.0" W.C.
(2.5 kPa)
1/4" OPEN MIN.
(5 mm)
LPG PRO PER INPUT RATES:
With the proper orifices installed, as specified above, this
fireplace utilizing LP Gas will have a maximum input rate of
31,000 Btu/Hr.
LEAK TESTING REQUIREMENTS
Prior to completing the conversion process, check for gas
leaks with soap and water solution at all plumbing joints
prior to placing this appliance into operation. It is recommended that all gas-plumbing joints, factory installed and
field installed are checked for leaks.
PILOT FLAME AND MAIN BURNER
RELATIONSHIP VERIFICATION
Prior to completing the conversion process, the qualified service technician must,
light the pilot light and verify the relationship between the pilot light flames and the
main burners. The pilot light flames directed towards the propagation ports on the burner must overlap the propagation
ports on the burner. The pilot light flames must be a minimum of 1” long and must overlap the propagation ports on burner. Verify that the burner ignites quickly and the burner flames propagate smoothly along the entire length of the burner.
Figure 1: Pressure Test Port
PILOT FLAME LENGTH ADJUSTMENT
If the pilot light flame length is too short and the system does not maintain a standing pilot, a qualified installer may increase the length of the pilot light flames to meet the two requirements: Minimum pilot light length to maintain a standing
pilot light and the pilot light flames must be long enough to overlap the burner propagation ports.
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38
CHECKING FOR NORMAL BURNER (S) IGNITION CHARACTERISTICS
Once the conversion to LPG and all the above steps have been completed, light the main burners.
Press "ON" button on Remote Transmitter. Pilot should ignite after gas line is purged of air and Main burner should now
light and flame should not "lift" off burner. If there is any delay in ignition or if flame is "lifting off" burner, turn off burner
and carefully check for proper installation of media, vent system and proper pilot flame impingement on burner and thermopile. Logs or coals must not block pilot flame or main burner flame. Vent system must be leak proof.
DO NOT PROCEED WITH OPERATION OF THIS FIREPLACE
UNLESS BURNER "CYCLES" ON/OFF WITHOUT DELAYS!
WARNING
ATTACHING LPG CONVERSION LABELS AND HIGH ALTITUDE DERATION LABEL
Two printed informational labels are included with the LPG Conversion Kit. Attach these two labels to the rear surface of
this insert adjacent to the Serial Number Plate. If you are derating this appliance at a high altitude, also attach the High
Altitude Deration Label, supplied in the Owner’s Manual Packet, to this same surface adjacent to other labels.
Prior to attaching the labels, fill in all the information that is requested in these labels.
For installations from 610-1370 meters (2000-4500 ft.) the orifice sizes (DMS) for natural and propane gas are _#42_ and
_#53”_, respectively. See data plate for additional information. For high altitude installations consult the local gas distributor or the authority having jurisdiction for proper rating methods. If the installer must convert the unit to adjust for varying
altitudes, the information sticker must be filled out by the installer and adhered to the appliance at the time of conversion."
«Cet appareil est equipé pour des altitudes compries entre 0 et 2000 pieds (0-610 m) seulement»
This appliance has been converted for use at an altitude of ______________
Orifice size _______________ Manifold Pressure ________________
Input (Btu/h)_______________ Fuel Type _______________________
Date of conversion _________ Converted by _____________________
«Cet appreeil a été converti au ____
Injecteur ________
Pression à la tubulure d'alimentation _____________
Déoit calorifique ______________
GAS LEAK TEST REQUIREMENT: It is the responsibility of the installer/service person to assure
that each and every gas connection and supply tubing that are a part of this fireplace are l eak proof.
The qualified/ certified individual connecting the gas supply line, performing pressure tests or performing any service to this fireplace is required to perform a THOROUGH LEAK TEST on ALL gas fittings that are a part of this appliance or the gas supply line connection using soap-water solution or a
calibrated combustible gas detector. Failure to perform this leak test may lead to a house fire and/or
an explosion. Mendota is not responsible for any damages due to an Installer’s failure to conduct a
leak test and verify that all connect ions and supply lines are leak proof.
WARNING: Do not operate appliances with glass front removed, cracked, or broken. Replacem ent of glass
should be done a licensed or qualified service person.
Note: Consult the local or national installation code(s) to assure that adequate combustion and ventilation air is
available.
WARNING: It is of the utmost importance that the correct burner orifices be installed for the burner.
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CUSTOMER INFORMATION AND TROUBLE-SHOOTING
SYMPTOM
PROBABLE CAUSES
CORRECTIVE ACTI ON
of the Insert.
MAXIMUM ALLOWABLE SURFACE TEMPERATURE
Mendota Inserts/Fireplaces comply with UL Standards for maximum surface temperatures on exposed combustible surfaces adjacent to the Insert. The Maximum allowable surface temperature is 117° F. over ambient (room) temperature.
Thus, if a room is 70° – 80° the exposed combustible surfaces immediately surrounding the Insert can have a surface
temperature as high as 187° F. – 200° F. (Too hot to touch).
OVER FIRING/UNDER FIRING OF BURNER
NEVER "over fire" units by adjusting gas pressure to increase BTUH above nameplate specifications. Over firing can
cause permanent damage to firebox and deterioration of parts and void warranty.
NEVER "reduce" main burner or pilot flames length to less than 1” .
PILOT OUTAGE AND RE-LIGHTING
If pilot goes out, be sure to wait a minimum of five minutes before attempting to re-light the pilot.
CLEANING VIEWING GLASS
The viewing glass should be cleaned periodically. Exterior glass may be cleaned with cleaner as desired. For Interior
glass, use soap and water. NEVER USE ABRASIVE CLEANERS, NEVER CLEAN GLASS WHILE OPERATING, OR WHEN
GLASS IS HOT.
NOTE: Additives that are put in gas (both natural and propa ne) to make it smell can be harmful to glass and can leave
a white film deposit on the glass. This deposit can be removed with cleaners such as KEL KEM “Polish Plus” (# 65-0600455, See your dealer for availability).
In some cases (especially propane) additives can cause “crazing” or etching on the glass. Altho ugh this is not normal, it
is not covered under the warranty. The solution may b e to change propane suppliers.
Sooting is caused by improper installation or operation. At the first sign of "sooting" (usually a thin black film on the Fireplace viewing glass) the unit must be immediately turned off and the local Mendota dealer promptly informed. Mendota
products are designed and tested to operate without producing any "sooting" when installed and operated correctly.
Mendota dealers will correct "sooting" problems, but Mendota and their dealers are not responsible for damage caused by
excessive sooting that has not been immediately brought to their attention.
AGA/ANSI APPROVAL
Gas appliances must be tested and certified by a nationally recognized testing and certification laboratory to ANSI [American National Standards Institute] gas appliance safety standards.
The Mendota Gas Fireplace Insert has been tested and certified by Intertek Testing Services, 8431 Murphy Drive, Middleton, Wisconsin 53562.
The Mendota Gas Fireplace Inserts have met all necessary AGA/ANSI Standards and are fully certified for installation in
any community.
TROUBLE SHOOTING MENDOTA GAS FIREPLACE INSERT
1. Thin black coating
[soot] forms on viewing
glass.
2. Humming or whistling
coming from Fireplace
Insert.
A. Incorrect gas pressure
B. Not enough combustion
air
A. Normal operating noise.
Have gas supplier check for correct gas pressure [7" W.C. Nat. Gas; 11" W.C. LP Gas].
If sooting continues open-air shutter on burner [see "Gas Flame Adjustment" below].
If sooting still continues, call a Mendota dealer.
NOTE: To clean glass - remove glass and wipe glass with cloth or paper towel.
Some noise is normal. It is caused by the gas supply flow ing through the gas orifice.
It is expected from any gas fireplace. The noise can be reduced by reducing flame
height using the remote control. Turning down the flame will reduce the heat output
3. A change in flame appearance or burner operation.
A. A change in gas pressure.
B. Carbon dirt or lint.
Have your gas supplier check for correct gas 7" W.C. Nat. Gas; 11" W.C. LP Gas]. If
flame still needs adjustment see "Flame Adjustment" below.
Clean out carbon, spider webs, lint, etc. from shutter area.
NEVER BLOCK AIR INTAKE OR OUTLET VENTS.
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40
BURNER FLAMES ADJUSTMENT- AIR INTAKE DAMPER CONTROLS
SECONDARY AIR
INTAKE DAMPER
ADJUSTMENT
CLOSED
OPEN
This appliance is equipped with two Air Intake Adjustment Damper Controls:
PRIMARY DAMPER and SECONDARY DAMPER. It is important to understand
the functions of the two dampers prior to adjusting them.
PRIMARY AIR INTAKE DAMPER: T he P RIMARY AIR INTAKE
DAMPER is located on the top of the Air Intake Pipe attachment Stub. This Damper
is factory set at 45 degrees OPEN.
This damper is manually adjustable and must be adjusted during installation of this
appliance. For Vent Systems lengths less than 20 feet, leave this damper at its factory
adjusted (45 degree OPEN) setting. Starting at vent system lengths of 30 feet, adjust the damper position acc ording to the table. Note
that this table is a general guideline onl y. E a c h installation will yield a different air-flow characteristic and may need some slight adjustment beyond what this table c a lls for .
SECONDARY AIR INTAKE DAMPER: The SECONDARY AIR INTAKE DAMPER is located in the convection air
cavity on top of the firebox. It is accessible through the ½” slot that is located directly above the glass frame’s top surface. The
SECONDARY AIR INTAKE DAMPER is factory adjusted to “FULLY CLOSED”. Adjust this damper to fine tune the Flame Height.
Specifically, if the flame is licking the top Baffle Bric k, open
this damper. In most installations, the Primary Air I nt ake
Damper adjustment will suffice.
However, if the vent system
restricts air flow and the flames
appear too tall and lick the baffle brick completely, you may
choose to open the Secondary
Air Intake Damper to reduce the
flame heig ht . This feature will
be of the most use in LPG applications.
To adjust, use a 3/8” Open End
Wrench to loosen the securing
hex nut 2 turns ONLY. Use
Glass Latch Tool to Slide Damper Bracket to the right toward s
“CLOSED” or to the Left towards “OPEN”.
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41
BURNERS AIR SHUTTER CONTROLS
During the initial installation, the Front Burner Rotary Manual Air shutter opening should be checked to make
certain that the shutter is s et correctly at 1/16" open for natural gas and 1/4" minimum open for L.P. gas.
NOTE: Fo r altitudes above 5,000 ft., increase to 1/8” Open for NG and 3/8” Open for LPG.
Be sure burner and media are properly installed. After burner has been properly installed and operated for 2530 minutes, small additional adjustments to the air shutter may be necessary for final flame appearance.
These small shutter adjustments can be made by the following procedure:
[NOTE: Very small changes in shutter settings make major
changes in flame appearance.]
This appliance is equipped with a burner that has a manual primary air shutter control.
1. If flame is too "blue," push air shutter knob in (close) in small increments until flame turns desired realistic
"orange."
2. If flame is too "orange" and has sooty tips, pull
air shutter knob out (open) in small increments
until sooting stops. IF SOOTING DOES NOT
STOP,TURN OFF UNIT AND CALL YOUR
MENDOTA SERVICE PERSON to inspect the Vent
System.
IMPORTANT: Try each new shutter setting approx.
½ hr. before making additional changes. NOTE:
Changes in front burner flame can be made by rearranging the coals and front burner air shutter opening. (See above.)
WARNING: Label all wires prior to disconn ection when servicing controls. Wiring errors can cause improper
and dangerous operation. Verify p roper operation after servicing.
REPLACEMENT AND SERVICE PARTS
Replacement parts are available through your authorized Mendota Dealer. Contact your Mendota Dealer for all service and replacement parts needs.
COMMON REPLACEMENT PARTS LIST
05-02-00348 PROFLAME RECEIVER KIT (ST)
05-02-00351 SOLENOID, 885 PROFLAME SIT VALVE
05-02-00352 IPI CONTROL BOARD
05-02-00353 FAN CONTROL MODULE
05-02-00361
PROFLAME TRANSMITTER (GTMFS) BLACK
Page 43
42
GAS VALVE TRAIN ASSEMBLY REPLACEMENT PARTS LIST
FV33-M VALVE ASSEMBLY COMPONENTS LIST
KEY#
QTY
Part Number
Description
1 1 05-02-00344
885 PROFLAME SIT VALVE
2
1
05-04-00062
PSE-NA361, 2 WAY HOOD PILOT
13 1 65-07-00744
VALVE,BALL 1/2FPT X 3/8 FLARE
14
1
65-14-00045
ORIFICE, #45 17,072 BTU NAT
15 1 65-14-00049
ORIFICE, #49 13,530 BTU NAT
16
1
HA-57-00714
MANUAL SHUT-OFF HANDLE, FV44 i
Page 44
43
USE LARGE PLIERS TO
BEND DOWN (4) TABS
AS SHOWN
GLASS
GASKET
GLASS FRAME ASSEMBLY REPAIR AND REPLACEMENT
GLASS
RETAINER
TABS
GLASS FRAME ASSEMBLY # HA-82-00403
REPLACEMENT PARTS LIST
FV33-M
GASKET, TADPOLE,
3/8”BULB, 3/4” TAIL
WARNING
WARNING
DO NOT substitute other manufac-
door shut, etc
GLASS
TRACER LINES
IN GASKET
GLASS SHALL SIT BETWEEN
TRACER LINES IN GASKET
ROTATE GASKET UP
SO ADHESIVE MAKES
CONTACT WITH GLASS
SURFACE
ADHESIVE
GASKET
GASKET IN
FLAT FORM
turer's materials or components.
DO NOT operate unit with crack ed,
broken or missing glass.
DO NOT abuse the glass door by
striking the glass, slamming the
Use only authorized parts and
materials obtained from Johnson
Gas Appliance Company when
replacing defective or damaged
glass.
Do not operate this appliance
with the glass removed, crack ed
or broken. Glass should be replace by a licensed or qualified
person.
TO REPLACE DAMAGED GLASS
1. Bend Glass Retainer Tabs up 90 degrees. Four tabs hold down the glass and gasket assembly.
2. Remove the damaged glass and gasket material. Clean the inner surface of the glass frame.
3. Assemble new gasket on glass edge starting with the bottom left corner. The adhesive on the gasket should
make contact with the glass surface. Use tracer lines in gasket to determine where the glass should sit on the
gasket surface.
4. Place glass and gasket assembly in glass frame and carefully bend down glass retainer tabs. Extra glass retainer
tabs are provided should any originally used tabs break off.
The glass frame assembly and its individual components are available through Johnson Gas Appliance Company. Contact your dealer for more detailed ordering information.
MENDOTA WARRANTY QUALIFICATION & SERVICE REFERENCE FORM
As a part of Mendota's on-going program of customer satisfaction, this Form verifies proper installation and operation. It
is important as a reference for future service. It ins ure s long life and trouble-free operation of Mendota fireplaces &
stoves and qualifies the owner for Mendota's lifet ime limited warranty. Owner should sign Form when completed. Optionally, please register at our website at : WWW.JOHNSONGAS.COM/MENDOTA-REGISTRATION.ASP
HOME OWNER: ______________________________ DEALER: _______________________________
ADDRESS: __________________________________ ADDRESS: _____________________________
CITY/STATE/ZIP: ____________________________ CITY/STATE/ZIP: ________________________
SIGNATURE: ________________________________ PHONE: _______________________________
MODEL #: FV33-M SERIAL #: ________________ DATE INSTALLED: ___________________________
GAS ________ NAT or _________ L.P.
Mendota Fireplace Inserts are sophisticated, hi-tech gas appliances. All installation and operating instructions must be
carefully followed. This Insert must
APPROVED VENT PIPES AND VENT CAP INSTALLED - Per Manual and manufacturer's specifications
CHECK FOR PROPER CLEARANCES TO COMBUSTIBLES - Per pipe manufacturer's specifications
INSTALL PROPER SIZE GAS LINES - CHECK FOR GAS LEAKS - Per Manual
CHECK FOR CORRECT GAS PRESSURE AT SUPPLY INLET
a. 5 Inches Water Col umn Minimum - Nat. Gas
b. 11 Inches Water C olumn Miniimum - L.P. G as
CYCLE BURNERS ON/OFF FOR PROMPT IGNITION - Per "LIGHTING INSTRUC TIONS"
Burner must
INSTALL BURNER MEDIA AND ADJUST FLAME - Per Ma nual Proper pilot flame impingement on thermopile & burner - Air shutter opening: 1/8" - 1/4" Nat. Gas - 1/2" LP
BRIEF OWNER ON OPERATION AND MAINTENANCE OF UNIT
Light Pilot Operate Burner
light IMMEDIATELY - Flame must travel promptly around "curve" & light burner.
be installed and serviced by a qualified Mendot a approved service person.
REF: MENDOTA GAS FIREPLACE INSERT
Your Name __________________________________________________________________
Address _____________________________________________________________________
City _____________________________________ State ____ Zip _____________________
Dealer (Place of Purchase) ______________________________________________________
City _____________________________________ State ____ Zip _____________________
Date of Purchase ____________________ Serial Number _____________________________
Purchaser's Signa ture __________________________________________________________
MENDOTA FIREPLACE INSERT, FV33-M
CUT OUT PAGE AND MAIL TO: JOHNSON GAS APPLIANCE CO., 520 E AVE. N.W. , CEDAR RAPIDS, IOWA 52405
OR REGISTER YOUR NEW INS ERT AT: WWW.JOHNSONGAS.COM/MENDOTA-REGISTRATION.ASP
MENDOTA EXTENDED LIFETIME PROTECTION AND LIMITED WARRANTY
MENDOTA GAS FIREPLACE INS ERT
MODEL: FV33-M N AT. & L.P.
Mendota Division of Johnson Gas Appliance Company, 520 E Avenue N.W. Cedar Rapids, Iowa 52405, extends this Extended Lifetime Protection and Limited
Warranty to the original purchaser of a Mendota Gas Fireplace Insert, Serial Number , which is limited and used under normal home conditions.
STANDARD WARRANTY:
JOHNSON GAS APPLIANCE CO., MENDOTA DIVISION, W ARR ANTS THAT YOUR NEW MENDOTA GAS FIREPLACE INSERT IS FREE FROM
MANUFACTURING AND MATERIAL DEFECTS FOR A PERIOD OF ONE YEAR FROM THE DATE OF INSTALLATION, SUBJECT TO THE
FOLLOWING CONDITIONS AND LIMITATIONS:
EXTENDED LIFETIME WARRANTY:
THE HEAT EXCHANGER, THE BURNER TUBE, THE C OMBUSTION CHAMBER AND THE OUTER SHIELD OF THE MENDOTA GAS FIREPLACE
INSERT ARE WARRANTED FOR THE LIFETIME OF THE ORIGINAL OWNER, SUBJECT TO PROOF OF PURCHASE AND THE FOLLOWING
CONDITIONS AND LIMITATIONS:
1) This new Mendota Fireplace Insert must be installed and serviced by a competent, authorized service contractor. It must be instal led and operated at all times
in accordance with the installation and operating instructions furnished with the Fireplace. All adjustments to logs, coals or burner must be made by an authorized Mendo ta Service person.
This limited warranty does not cover the cost of service calls, the cost of labor to remove or install parts covered by this limited warranty, freight or other transportation expenses that may be incurred in connection with obtaining performances under this limited warranty. The remedy for damages as the result of any
defects in this product which have been warranted herein is limited to replacement parts and does not include any incidenta l, indirect or consequen tial damages or
expenses sustained in connection with the products, including damages to property, except as provided by law.
2) This warranty is non-transferable and is made to the original retail purchaser, provided the purchase was made through an authorized Mendota dealer.
Mendota is not responsible for any damage to or malfunction of the Insert unless caused by a defect in material or workmanship from normal home use. Damage
caused by abuse, improper installation or operation, installation by unqualified personnel or breach of the conditions of this limited warranty will excuse Mendota
from performance of any part of the limited warra nty. This warranty does not cover glass or log breakage.
Mendota has the right to investigate and inspect the exact original fireplace and materials, in the event a claim is made (without alterations or tampering), to determine whether the claimed damage or malfunction was caused by abuse, improper installation or other cause outside this warranty. Mendota is not responsible
for any repairs or material purchases that have not received prior writt en approval from Mendota .
NOTE: Minor warping of certain parts or discoloration is normal and is not a defect covered by this limited warra nty. Over-firing of your Mendota Fireplace
Insert can cause major warping of parts. Over-firing above rated nameplate specifications is contrary to the manufacturer's instructions and WILL void this warranty.
This warranty may not be extended by our representatives in any manner. The company neither assumes, nor authorizes any third par ty to assume, on its behalf,
any other liabilities with respect to the sale of this Mendota product.
3) Mendota may at its discretion, fully discharge all obligations of this warranty by refunding the wholesale price of the defective part(s).
4) All other warranties - expr essed or impl ied - with respect to the product, its components and ac cessories, or any obliga tion/liabilities on the part of the company
are hereby expressly excluded. Products made by other manufacturers, sold with the Fir eplace or thereafter, are not covered by this limited warranty. The use of
unauthorized components will make this warranty null and void.
This warranty shall be effective only if the original purchaser of the Mendota appliance is registered with Mendota Division within thirty (30) days of the date of
purchase. Such registration or the fa ilure to register shall no t be deemed to crea ted any obligation or liability by the m anufacturer and this warranty with its conditions and limitations shall be the only procedure for obtaining any rights against the manufacturer and expresses the sole obligation and responsibilities of the
manufacturer which are offered to the original purchaser and accepted up on purchase of the applianc e.
Mendota Division, reserves the right to make changes at any time without notice, in design, material, specifications, prices and the right to discontinue styles and
products.
Some states do not allow the exclusions of limit ation of incidental or consequential damages or limitations on how long an implied warranty lasts, so the above
limitation or exclusion may not apply to you. This warranty gives you specific legal rights and you may also ha ve other rights, which vary from state to state.
Page 48
Johnson Gas Appliance Company
520 E Avenue N.W. - Cedar Rapids, IA 52405
Website: www.johnsongas.com
or www.mendotahearth.com
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