Desa Tech BLP125V, REM125PV, RLP55V, RLP125V Owner's Manual

PROPANE CONSTRUCTION FORCED AIR HEATER
OWNER’S MANUAL
VARIABLE 30-55,000, 50-85,000 AND 75-125,000 BTU/HR
IMPORTANT: Read and understand this manual before assembling, starting or servicing heater. Improper use of heater can cause serious injury. Keep this manual for future reference.
GENERAL HAZARD WARNING:
Failure to comply with the precautions and instructions provided with this heater, can result in death, serious bodily injury and property loss or damage from hazards
of re, explosion, burn, asphyxiation, carbon monoxide
poisoning and/or electrical shock. Only persons who can understand and follow the in-
structions should use or service this heater. If you need assistance or heater information such as an in-
structions manual, labels, etc. Contact the manufacturer.
INSTALLER: Leave this manual with the appliance. CONSUMER: Retain this manual for future reference.
Safety Information ............................................... 2
Product Identication ........................................... 3
Unpacking............................................................ 3
Theory of Operation............................................. 4
Propane Supply ................................................... 4
Installation ........................................................... 4
Ventilation ............................................................ 5
Operation ............................................................. 5
Storage ................................................................ 6
TABLE OF CONTENTS
Maintenance ........................................................ 6
Troubleshooting ................................................... 7
Service Procedures ............................................. 8
Specications .................................................... 10
Wiring Diagram .................................................. 10
Replacement Parts .............................................11
Technical Service................................................11
Illustrated Parts Breakdown and Parts List........ 12
Warranty and Repair Service ............................ 18
For more information, visit www.desatech.com

SAFETY INFORMATION

WARNING: This product contains and/or generates chemicals known to the State of California to cause cancer or birth defects or other reproduc­tive harm.
WARNING: Fire, burn, in-
halation and explosion hazard.
Keep solid combustibles, such as building materials, paper or cardboard, a safe distance away from the heater as recommended by the instructions. Never use the heater in spaces which do or may contain volatile or airborne combustibles or products such as gasoline, solvents, paint thin­ner, dust particles or unknown chemicals.
WARNING: Not for home or recreational vehicle use.
The heater is designed for use as a construc­tion heater in accordance with ANSI Z83.7/ CGA2.14. Other standards govern the use of
fuel gases and heating products for specic
uses. Your local authority can advise you about these. The primary purpose of construc­tion heaters is to provide temporary heating of buildings under construction, alteration or repair. Properly used, the heater provides safe economical heating. Products of combustion are vented into the area being heated.
We cannot foresee every use which may be made of our heaters. Check with your local
re safety authority if you have questions
about heater use.
Other standards govern the use of fuel gases and heat producing products for specific uses. Your local authorities can advise you about these.
Carbon Monoxide Poisoning: Some people are
more affected by carbon monoxide than oth­ers. Early signs of carbon monoxide poisoning
resemble the flu, with headaches, dizziness
and/or nausea. If you have these signs, the
heater may not be working properly. Get fresh air at once! Check for proper ventilation and have heater serviced.
Propane Gas: Propane gas is odorless. An
odor-making agent is added to propane gas. The odor helps you detect a propane gas leak. However, the odor added to propane gas can fade. Propane gas may be present even though no odor exists.
Make certain you read and understand all warn­ings. Keep this manual for reference. It is your guide to safe and proper operation of this heater.
1. Install and use heater with care. Follow all local ordinances and codes. In the absence of local ordinances and codes, refer to the Standard for Storage and
Handling of Liqueed Petroleum Gas, ANSI/NFPA 58 and the Propane Gas Installation Code, CAN/CGA B149.2. This
instructs on the safe storage and handling of propane gases.
2. Use only the electrical voltage and fre-
quency specied on model plate. The
electrical connections and grounding of the heater shall follow the National Electric
Code, ANSI/NFPA 70 or the Canadian Electrical Code, Part 1.
3. Electrical Grounding Instructions - This appliance is equipped with a three-prong (grounding) plug for your protection against shock hazard and should be plugged di­rectly into a properly grounded three-prong receptacle or extension cord.
4. Use only the hose and factory preset regulator provided with the heater.
5. Use only propane gas set up for vapor withdrawal.
6. Provide adequate ventilation. Before us­ing heater, provide at least a three square foot opening of fresh, outside air for each 100,000 Btu/Hr (105,500 k/j) of rating.
7. For indoor use only. Do not use heater outdoors.
8. Do not use heater in occupied dwellings or in living or sleeping quarters.
9. Do not use heater in a basement or below ground level. Propane gas is heavier than air. If a leak occurs, propane gas will sink to the lowest possible level.
10. Keep appliance area clear and free from combustible materials, gasoline, paint
thinner and other flammable vapors and
liquids. Dust is combustible. Do not use heater in areas with high dust content.
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SAFETY INFORMATION
Continued
11. Minimum heater clearances from combus­tible materials:
Outlet: 8 Ft. (2.4 m), Sides: 2 Ft. (0.6 m),
Top: 6 Ft. (1.8 m), Rear: 2 Ft. (0.6 m)
12. Keep heater at least six feet from propane tank(s). Do not point heater at propane tank(s) within 20 feet (6.1 m).
13. Keep propane tank(s) below 100° F (37.8° C).
14. Check heater for damage before each use. Do not use a damaged heater.
15. Check hose before each use of heater. If highly worn or cut, replace with hose
specied by manufacturer before using
heater.
16. Locate heater on stable and level surface if heater is hot or operating.
17. Never block air inlet (rear) or air outlet (front) of heater.
18. Keep heater away from strong drafts, wind, water spray, rain or dripping water.
19. Do not leave heater unattended.
20. Keep children and animals away from heater.
21. Never move, handle or service a hot or operating heater. Severe burns may result. You must wait 15 minutes after turning heater off.
22. To prevent injury, wear gloves when han­dling heater.
23. Never attach duct work to heater.
24. Do not alter heater. Keep heater in its original state.
25. Do not use heater if altered.
26. Turn off propane supply to heater and unplug heater when not in use.
27. Use only original replacement parts. This
heater must use design-specic parts.
Do not substitute or use generic parts. Improper replacement parts could cause serious or fatal injuries.
PRODUCT
IDENTIFICATION
Hot Air Outlet (Front)
Handle
Fan Guard
Variable Heat Output Control Knob
Power Cord
Figure 1 - Variable 75-125,000 Btu/Hr
(Heater may vary from illustration)
Inlet Connector
Fuel Valve Button
Hose/Regulator Assembly

UNPACKING

1. Remove all packing items applied to heater for shipment. Keep plastic cover caps (attached to inlet connector and hose/regulator assembly) for storage.
2. Remove all items from carton.
3. Check all items for shipping damage. If heater is damaged, promptly inform dealer where you bought heater.
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THEORY OF OPERATION

Air For Combustion And Heating
Fuel
The Fuel System: The hose/regulator assem-
bly attaches to the propane gas supply. The propane gas moves through the automatic
control valve and out the nozzle.
The Air System: The motor turns the fan. The
fan pushes air into and around the combus­tion chamber. This air is heated and provides a stream of clean, hot air.
Combustion Chamber
Clean Heated Air Out (Front)
Figure 2 - Cross Section Operational View (Heater may vary from illustration)

PROPANE SUPPLY

Propane gas and propane tank(s) are to be furnished by the user.
Use this heater only with a propane vapor withdrawal supply system. See Chapter 5 of the Standard for Storage and Handling of Liqueed Petroleum Gas, ANSI/NFPA 58.
Your local library or re department will have
this booklet. The amount of propane gas ready for use
from propane tanks varies. Two factors decide this amount:
1. The amount of propane gas in tank(s)
2. The temperature of tank(s) The chart below shows the number of 100 lb
(45 kg) tanks needed to run this heater.
Number of tanks Temperature Models at tank location 55 85 125
above 20° F (-7° C) 1 1 2
20° F (-7° C) to -0 (-18° C) below -0° F (-18° C) 2 2 (Use larger tank)
Smaller tanks can be used for limited run times but it is recommended to use larger tanks for optimum performance.
1 2 3
The Ignition System: The spark transformer
and spark plug lights the main burner
The Safety Contr ol System: This system
causes the heater to shut down if the flame
goes out. Note: Some parts are located differently on
some models.
Nozzle
Less gas is vaporized at lower temperatures.
You may need two or more 100 pound (45 kg) tanks or one larger tank in colder weather. Your local propane gas dealer will help you select the proper supply system. The minimum sur­rounding-air temperature rating for each heater is -20° F (-29° C).
Fan
Motor
Power Cord
Hose/Regulator Assembly

INSTALLATION

WARNING: Review and un­derstand the warnings in the Safety Information section, page
2. They are needed to safely op­erate this heater. Follow all local codes when using this heater.
WARNING: Test all gas piping and connections for leaks after installing or servicing. Never use
an open ame to check for a leak. Apply a mixture of liquid soap
and water to all joints. Bubbles forming show a leak. Correct all leaks at once.
Cool Air In (Back)
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INSTALLATION
Continued
1. Provide propane supply system (see Propane Supply, page 4).
2.
Connect fuel gas connector tting on
hose/regulator assembly to propane tank(s). Turn counterclockwise into
threads on tank valve. Tighten rmly
using wrench. IMPORTANT: Tighten regulator with vent p ointi ng down. Pointing vent down protects regulator from weather damage.
3. Connect hose to inlet connector. Tighten rmly using a wrench. IMPORTANT: Extra hose or piping may be used if needed. Install extra hose or piping between hose/regulator assembly and propane tank. You must use the regulator supplied with heater.
4.
Open propane supply valve on propane tank(s) slowly. Note: If not opened slowly, ex-
cess-flow check valve on propane tank may stop gas flow. If this happens, close propane
supply valve and open again slowly.
5. Check all connections for leaks.
6. Close propane supply valve.
Supply Valve
Propane Tank
Figure 3 - Regulator With Vent Pointing
Figure 4 - Hose and Inlet Connector
(Heater may vary from illustration)
Hose
Regulator
Down
Inlet Connector
Hose
Fuel Gas Connector
Vent (pointing down)

VENTILATION

WARNING: Follow the mini-
mum fresh, outside air ventila-
tion requirements. If proper
fresh, outside air ventilation is
not provided, carbon monoxide
poisoning can occur. Provide proper fresh, outside air ventila­tion before running heater.
Provide a fresh air opening of at least three square feet for each 100,000 Btu/Hr (105,500 k/j) rating. Provide extra fresh air if more heat­ers are being used.

OPERATION

WARNING: Review and un­derstand the warnings in the Safety Information section, page
2. They are needed to safely op­erate this heater. Follow all local codes when using this heater.
TO START HEATER
1. Follow all installation, ventilation and safety information.
2. Locate heater on stable and level surface. Make sure strong drafts do not blow into front or rear of heater.
3. Plug power cord of heater into a three­prong, grounded extension cord. Extension cord must be at least six feet (1.83 m) long,
UL/CSA listed and of a proper size.
Extension Cord Size Requirement
Up to 100 feet (30.5 m) long, use 16 AWG
rated cord.
101 to 200 feet (30.78 to 61 m) long, use
14 AWG rated cord.
4. Plug extension cord into a 120 volt/60
hertz, three-hole, grounded outlet. Motor
will start. Fan will turn, forcing air out front of heater.
5. Open propane supply valve on propane tank(s) slowly. Note: If not opened slowly,
excess-flow check valve on propane tank will stop gas flow. You may hear a click from the excess-flow check valve closing. If this happens, reset the excess-flow
check valve by closing propane supply valve and open again slowly.
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OPERATION
Continued
6. Press and hold in fuel valve button. Heater should ignite within a few seconds.
Note: If heater fails to ignite, hose may
have air in it. If so, keep fuel valve button pressed and wait 20 seconds. Release automatic control valve button and wait 20 seconds for unburned fuel to exit heater. Repeat step 7.
7. After heater ignites, wait 30 seconds. This activates the automatic control system. Release the control knob.
8. When burner remains lit, set heater at the desired heat level by turning the variable Btu control knob counterclockwise. If burner goes out, turn off gas. Turn vari­able Btu control knob fully clockwise to the lowest position. Check fuel supply. If adequate fuel is available, restart heater beginning at step 1.
TO STOP HEATER
1. Tightly close propane supply valve on propane tank(s).
2. Wait a few seconds. Heater will burn gas left in supply hoses.
3. Unplug heater.

STORAGE

CAUTION: Disconnect heater
from propane supply tank(s).
1. Store propane tank(s) in safe manner. See Chapter 5 of Standard for Storage and
Handling of Liqueed Petroleum Gases, ANSI/NFPA 58 and the Propane Installa- tion Code CAN/CGA B149.2. Follow all
local codes. Always store propane tanks outdoors.
2. Place plastic cover caps over brass ttings
on inlet connector and hose/regulator as­sembly.
3. Store in dry, clean and safe place. Do not store hose/regulator assembly inside heater combustion chamber.
4. When taking heater out of storage, always check inside of heater. Insects and small animals may place foreign objects in heater. Keep inside of heater free from combustible and foreign objects.

MAINTENANCE

WARNINGS
• Never service heater while it is plugged in, connected to propane supply, operating or hot. Severe burns and electri­cal shock can occur.
• Keep heater clear and free from combustible materials,
gasoline and other ammable vapors and liquids.
• Do not block the ow of com-
bustion or ventilation air.
1. Keep heater clean. Clean heater annually or as needed to remove dust and debris. If heater is dirty or dusty, clean heater with a damp cloth. Use household cleaners on
difcult spots.
2. Inspect heater before each use. Check connections for leaks. Apply mixture of liquid soap and water to connections. Bubbles forming show a leak. Correct all leaks at once.
3. Inspect hose/regulator assembly before each use. If hose is highly worn or cut, replace with hose specied by manufac­turer.
4. Have heater inspected yearly by a quali-
ed service agency.
5. Keep inside of heater free from combus­tible and foreign objects. Remove motor and other internal parts if needed to clean inside of heater (see Service Procedures, page 8).
6. Clean fan blades each season or as needed (see Fan, page 8).
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TROUBLESHOOTING

WARNING: Never service heater while it is plugged in, connected to propane supply, operating or hot. Severe burns and electrical shock can occur.
OBSERVED PROBLEM
Fan does not turn when heater is plugged in
Heater will not ignite
POSSIBLE CAUSE
1. No elec trica l po wer to heater
2. Fan hitting inside of heater shell
3. Fan blades bent
4. Defective motor
1. User did not follow instal­lation or operation instruc­tions properly
2. No spark at spark plug. To test for spark, follow step 8 under Spark Plug, page
9. If you see spark at spark plug, have heater serviced
by qualied service person.
If no spark seen:
A) Loose or disconnected
spark plug wire
B) Bad spark plug C) Bad spark transformer
REMEDY
1. Check voltage to electrical outlet. If voltage is good, check heater power cord for breaks
2. Adjust motor/fan mount to keep fan from hitting inside of heater shell. Bend fan mount if necessary
3. Re pla ce fan. See Fa n, page 8
4. Replace motor. See Motor, page 8
1. Repeat installation and operation instructions. See
Installati on, page 4 and Operation, page 5
2. A) Check spark plug wire. Tighten or reattach loose spark plug wire. See Figure 8, page 9 for spark plug wire location
B) Replace spark plug. See
Spark Plug, page 9 C) Replace spark transform­er. See Spark Transformer, page 9
Heater shuts down while running
1. Propane supply may be inadequate
2. High surrounding air tem­perature causing thermal limit device to shut down heater
3. Restricted air flow
4. Damaged fan
5. Excessive dust or debris in surrounding area
1. A) Rell tank
B) Provide additional and/or
larger tanks. See Propane Supply, page 4
2.
This can happen when running heater in temperatures above 85° F (29° C). Run heater in cooler temperatures
3. Check heater inlet and outlet. Remove any obstructions
4. Re pla ce fan. See Fa n, page 8
5. Clean heater. See Mainte- nance, page 6
WARNING: Use only in areas
free of high dust content.
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SERVICE PROCEDURES

WARNING: Never service heater while it is plugged in, connected to propane supply, operating or hot. Severe burns and electrical shock can occur.
MOTOR
1. With heater on its side, remove access panel.
2. Access ground screw through underside of heater base. Remove ground screw. Disconnect the green motor wire and the green power cord wire from underside of shell (see Figure 5).
3. Remove two black wires from motor to terminal board.
4. Carefully push motor wires through hole in bottom of shell.
5. Remove screws holding motor mount to shell. Use nut-driver (see Figure 5).
6. Carefully pull motor and fan out of shell. IMPORTANT: Be careful not to damage fan. Do not set motor and fan down with the weight resting on fan. This could dam­age fan pitch.
7. Use hex wrench to loosen setscrew which holds fan to motor shaft.
8. Remove fan. Be careful not to damage the fan blade pitch.
9. Use nut driver to remove two nuts that attach motor to motor mount.
10. Discard old motor.
11. Attach motor to motor mount with two
nuts. Tighten nuts rmly.
12.
Replace fan on motor shaft. Make sure set
screw contacts flat surface on motor shaft.
13. Tighten set screw rmly (40-50 inch-pounds
[46.08-57.60 kilogram-centimeters]).
14. Carefully route motor wires through hole in shell. Place motor, motor mount and fan guard into rear of heater shell, as shown in Figure 5.
15. Insert screws through heater shell and
into motor mount. Tighten screws rmly.
16. Turn heater on its side to access opening in bottom of base. Connect green wires from motor, transformer and power cord to heater shell using ground nut.
17. Attach two black wires from motor to ter­minal board (see Wiring Diagram, page 10, for correct locations).
18. Replace access panel.
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Motor and Fan Guard
Screw
Screw
Figure 5 - Removing Motor and Fan
Guard from Heater (Heater may vary
from illustration)
FAN
1. Remove motor, motor mount and fan (see Motor, steps 1 through 8).
2. Clean fan using soft cloth moistened with kerosene or solvent.
3. Dry fan thoroughly.
4. Replace fan on motor shaft. Make sure
setscrew is touching back of flat surface
on motor shaft (see Figure 6).
5. Place setscrew on flat of shaft. Tighten
setscrew firmly (40-5 0 inch-pounds [46.08-57.60 kilogram-centimeters]).
6. Place motor, motor mount and fan guard into rear of heater shell (see Motor, steps 14 through 18).
Fan
Motor Shaft
Figure 6 - Fan, Motor Shaft and Setscrew
Location
Hub
Setscrew
Figure 7 - Fan Cross Section
Setscrew
Fan
Motor Shaft
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SERVICE PROCEDURES
Continued
SPARK TRANSFORMER
1. Remove access panel.
2. Locate and disconnect white, black and orange wires from spark transformer.
3. Remove screw holding spark transformer to base. Remove sheet metal nut on trans­former and install on new transformer. Discard spark transformer.
4. Install new spark transformer. Position new spark transformer in same manner as old transformer.
5. Connect white, black and orange wires to new spark transformer. Connect wires to correct terminals as noted in Wiring Dia- gram, page 10.
6. Replace access panel.
Spark Plug Wire
Bushing
Figure 8 - Removing Spark Plug Wire
from Spark Transformer (Heater may
vary from illustration)
SPARK PLUG
1. Remove motor, motor mount and fan guard (see Motor, page 8, steps 1 through 6).
2. Remove orange spark plug wire from spark plug.
3. From front of heater loosen 3/4" hex nut holding spark plug in place (see Figure 9).
4. Remove spark plug from rear head.
5. Install new spark plug. Attach spark plug to rear head with ignitor hex nut removed in step 3.
6. Attach spark plug wire.
7. Test for spark.
WARNING: Make sure heater is disconnected from propane supply. Heater could ignite caus­ing severe burns.
Plug into extension cord and watch for
spark at spark plug.
8. Place motor, motor mount and fan guard into rear of heater shell (see Motor, page 8, steps 14 through 18).
3/4" Hex
Head Nut Spark Plug
Rear Head
Figure 9 - Removing Spark Plug Nut
and Spark Plug (Heater may vary from
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illustration)

SPECIFICATIONS

Black/Negro/Noir
Black** or Orange**/ Negro** o Naranja**/ Noir** ou orange**
L1
L2
White/Blanco/
Blanc
Red* or Yellow*/ Rojo* o Amarillo*/ Rouge* ou jaune*
Red* or Yellow*/ Rojo* o Amarillo*/ Rouge* ou jaune*
White/Blanco/Blanc
White/Blanco/Blanc
Black/Negro/Noir
Black/Negro/Noir
Black/Negro/Noir
Black/Negro/Noir
Green/Verde/Vert
Orange/ Naranja
Orange/ Naranja
Thermocouple/Termopar
CONNECTION DIAGRAM/ DIAGRAMA DE CONEXIONES/ DIAGRAMME DE CONNEXION
SCHEMATIC DIAGRAM/
DIAGRAMA ESQUEMÁTICO/
DIAGRAMME DE CIRCUIT
Relay/Relé/Relais
Motor/
Moteur
Spark Plug/
Bujía/Bougie
Spark Plug/
Bujía/Bougie
Ignitor/
Encendedor/
Allumeur
High-Limit
Switch/
Interruptor de
límite alto/ Commutateur de limite supérieure
• If any original wiring as supplied with the heater must be replaced, it must be replaced with type AWG 105° C wire or its equivalent except as indicated (*Type SF2-200. **SGI-250° C)
• Si es necesario reemplazar algún cable suministrado originalmente con el calentador, éste se debe reemplazar con cable tipo AWG 105° C o su equivalente, excepto cuando se indica lo contrario (*Tipo SF2-200. **SGI-250° C) * Si le câblage fourni avec l'appareil de chauffage doit être remplacé, faites-le avec du câble de type AWG 105° C ou son équivalent, sauf indication contraire (*Type SF2-200. **SGI-250 °C)
Line Cord/
Cable de línea/
Cordon électrique
Motor/
Moteur
High Limit
Switch/
Interruptor de
límite alto/
Interrupteur de
limite supérieure
White/Blanco/Blanc
Black/Negro/Noir
115V 60HZ
Gas
Valve
Relay/
Relé/
Relais
Thermocouple/
Termopar
Green/Verde/Vert
L1
L2
Ignitor/
Encendedor/
Allumeur
Válvula de gas/ Robinet de gaz
All Models
• Propane/LP Gas
• Gas Supply Pressure to Regulator: Max - Bottle Pressure, Min - 5 psig (34.5 kPa)
• Gas Supply Pressure Regulator Out:
28" WC (6.97 kPa)
• Electrical Input: 115V, 60 Hz, 1Ø, 3a
• Direct Spark Ignition
• Primary Flame Control:
Thermocouple operated gas valve
• Minimum Ambient Temp. Rating:
0° F (-17.8° C)
• Heated Air Output: 350 CFM (9.91 m3/min)

WIRING DIAGRAM

55,000 Btu/Hr Models
• 30-55,000 Btu/Hr (8.8 - 16.1 kW)
• Fuel Consumption:
1.4 - 2.6 pounds/hr (0.70 - 1.28 kg/hr)
• Fuel Orice Port No.: 18
• Fuel Orice Port Size: 0.0196" (0.50 mm)
• Average Air Temp. Rise: 200° F (111° C)
85,000 Btu/Hr Models
• 50-85,000 Btu/Hr (14.6 - 25.0 kW)
• Fuel Consumption:
2.3 - 3.9 pounds/hr (1.04 - 1.77 kg/hr)
• Fuel Orice Port No.: 18
• Fuel Orice Port Size: 0.024" (0.60 mm)
• Average Air Temp. Rise: 200° F (111° C)
125,000 Btu/Hr Models
• 75-125,000 Btu/Hr (21.9 - 36.6 kW)
• Fuel Consumption:
3.5 - 5.8 pounds/hr (1.59 - 2.63 kg/hr)
• Fuel Orice Port No.: 18
• Fuel Orice Port Size: 0.030" (0.75 mm)
• Average Air Temp. Rise: 400° F (232° C)
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REPLACEMENT PARTS

WARNING: Use only original
replacement parts. This heater
must use design-specic parts.
Do not substitute or use generic parts. Improper replacement parts could cause serious or fa­tal injuries. This will also protect your warranty coverage for parts replaced under warranty.
PARTS UNDER WARRANTY
Contact authorized dealers of this product. If
they can’t supply original replacement part(s), either contact your nearest Parts Central or call DESA Heating Products’ Technical Ser­vice Department at 1-866-672-6040.
When calling DESA Heating Products, have ready:
• your name
• your address
• model and serial numbers of your heater
• how heater was malfunctioning
• purchase date
In most cases, we will ask you to return the part to the factory.
PARTS NOT UNDER WARRANTY
Contact authorized dealers of this product. If
they can’t supply original replacement part(s), either contact your nearest Parts Central or call DESA Heating Products for referral infor­mation at 1-866-672-6040.
When calling DESA Heating Products, have ready:
• model number of your heater
• the replacement part number

TECHNICAL SERVICE

You may have further questions about this heater. If so, contact DESA Heating Products’ Technical Service Department at 1-866-672-
6040. When calling, please have your model and serial numbers of your heater ready.
You can also visit DESA Heating Products’ Tech­nical Service web site at www.desatech.com.
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ILLUSTRATED PARTS BREAKDOWN
6
7
4
18
19
17
14
15
13
3
1
23
21
22
25
24
20
32
33
34
35
36
10
9
8
2
5
30
31
14
16
11
12
27
28
29
26
MODELS 55-F, BLP55V, REM55PV, RLP55V, SPC-55 AND TB115
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This list contains replaceable parts used in your heater. When ordering parts, follow the instructions
PARTS LIST
listed under Replacement Parts on page 11 of this manual.
MODELS 55-F, BLP55V, REM55PV, RLP55V, SPC-55 AND TB115
KEY NO. PART NO. DESCRIPTION QTY
1 113878-01 Grille Assembly 1 2 115772-01 Motor Mounting Bracket 1 3 113880-01 Motor Assembly 1 4 113881-01 Fan 1 5 113882-01 Outer Cylinder, Red 1
113882-02 Outer Cylinder, Orange 1 113882-03 Outer Cylinder, Yellow 1
113882-04 Outer Cylinder, Black 1 6 097917-01 Handle 1 7 097918-01 Clip Handle Mounting 2 8 113883-01 9 118651-01 Universal Bushing 1 10 114162-01 11 113887-01 Male Elbow Fitting 1 12 113885-01 Spark Plug 1 13 113889-01 High Limit Switch Control Assembly 1 14 113886-01 Nut, Spark Plug 2 15 113892-01 Flame Holder Assembly 1 16 113888-01 Nut orice Mounting 1 17 113890-01 Orice, LP Assembly 1 18 ** 19 113884-01 Thermocouple 1 20 113877-01 Fuel Tube Assembly 1 21 113875-01 Relay Assembly 1 22 113867-01 Ignitor 1 23 113872-01 Terminal Board 1 24 113870-01 Elbow Street Fitting 2 25 113869-01 Coupling Fitting 2 26 113868-01 Male Connector Fitting 1 27 113876-01 28 113873-01 Ball Valve 1 29 113871-01 Valve 1 30 113866-01 Control Box Assembly 1 31 113863-01 Bottom Panel 1 32 113865-01 Strain Relief Bushing 1 33 113864-01 Power Cord 1 34 113791-01 POL Excess Flow 1/4 MPT 1 35 113862-01 Regulator, 28" W.C. 1 36 113776-01 Hose Assembly, LP 1
113909-01 Wiring Decal 1
113802-18 Model Data Decal 1
113933-07 Operating Instructions Decal, English/Spanish 1
113933-03 Operating Instructions/Warning Decal, French 1
113933-05 Operating Instructions/Warning Decal, French 1
113984-07 Warning Decal, English 1
113984-02 Warning Decal, Spanish 1
113984-05 Warning Decal, Spanish 1
113858-01 Tradename Decal, All-Pro 1
113858-02 Tradename Decal, Universal 1
097650-01 Tradename Decal, Master 1
109111-02 Tradename Decal, Reddy 1
110789-01 Tradename Decal, Remington 1
113914-01 Hang Tag, English 1
113914-02 Hang Tag, Spanish 1
113914-03 Hang Tag, French 1
113927-01 Fan Label 1
** Not a eld replaceable part.
Snap Bushing, 5//8
Snap Bushing, 1/2
Middle Cylinder Assembly
Female Connector Fitting
PARTS AVAILABLE - NOT SHOWN
1
1
1
1
113893-01C 13
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ILLUSTRATED PARTS BREAKDOWN
32
31
2
6
35
9
13
20
12
5
10
3
4
25
16
15
33
17
19
18
26
27
30
29
28
1
14
36
12
7
8
11
24
23
34
22
21
MODELS 85-FAC, BLP85V, REM85PV, RLP85V AND SPC-85
www.desatech.com
113893-01C14
This list contains replaceable parts used in your heater. When ordering parts, follow the
PARTS LIST
instructions listed under Replacement Parts on page 11 of this manual.
MODELS 85-FAC, BLP85V, REM85PV, RLP85V AND SPC-85
KEY NO. PART NO. DESCRIPTION QTY.
1 113918-01 Outer Cylinder Assembly, Orange 1
113918-02 Outer Cylinder Assembly, Red 1 113918-03 Outer Cylinder Assembly, Yellow 1
113918-04 Outer Cylinder Assembly, Black 1 2 113881-01 Fan 1 3 113860-01 Motor Assembly 1 4 113919-01 Motor Grill 1 5 113922-01 Flame Holder Assembly 1 6 ** Middle Cylinder Assembly 1 7 113888-01 Nut orice Mounting 3/4-16 1 8 113931-01 Male Elbow Fitting 1 9 113884-01 Thermocouple 1 10 113889-01 High Limit Control Assembly 1 11 113885-02 Spark Plug, 1/8 Gap 1 12 113886-01 Nut-Spark Plug 3 13 113920-01 Orice Assembly 1 14 113935-01 Control Box Assembly 1 15 113924-01 Ignition Relay Bracket 1 16 113872-01 Terminal Board 1 17 113867-01 Spark Ignition, 115V 1 18 113917-01 Fuel Tube Assembly 1 19 113869-01 Fitting, Coupling 1 20 113936-01 Spacer, TC Bracket 1 21 113868-01 Fitting, Male Connector 1 22 113871-01 Valve 1 23 113928-01 Ball Valve, Variable Rate 1 24 113929-01 Female Connector Fitting 1 25 113925-01 Control Panel Assembly 1 26 113865-01 Strain Relief Bushing 1 27 113864-01 Power Cord 1 28 113776-01 Hose Assembly 1 29 113862-01 Regulator, 28" W.C. (6.97 kPa) 1 30 113791-01 POL Excess Flow 1 31 097918-01 Clip Handle Mounting 2 32 097917-01 Handle 1 33 113875-01 Relay 1 34 113870-01 Fitting, Elbow 2 35 113923-01 Bracket, TC 1 36 113926-01 Access Panel 1
113909-01 Wiring Decal 1
113802-05 Model Data Decal 1
113933-02 Operating Instructions Decal, English/Spanish 1
113933-03 Operating Instructions/Warning Decal, French 1
113984-01 Warning Decal, English 1
113984-02 Warning Decal, Spanish 1
113915-01 Tradename Decal, All-Pro 1
113908-01 Tradename Decal, Universal 1
109111-02 Tradename Decal, Reddy 1
097650-01 Tradename Decal, Master 1
110789-01 Tradename Decal, Remington 1
113914-01 Hang Tag, English 1
113914-02 Hang Tag, Spanish 1
113914-03 Hang Tag, French 1
113927-01 Fan Label 1
** Not a eld replaceable part.
113893-01C 15
PARTS AVAILABLE - NOT SHOWN
www.desatech.com
ILLUSTRATED PARTS BREAKDOWN
5
6
3
13
10
18
12
11
14
15
9
2
1
20
19
22
21
23
24
30
25
17
33
34
35
36
37
39
4
40
38
14
16
7
8
27
26
25
32
31
29
28
MODELS 125-F, BLP125V, REM125PV, RLP125V AND SPC-125
www.desatech.com
113893-01C16
This list contains replaceable parts used in your heater. When ordering parts, follow the
PARTS LIST
instructions listed under Replacement Parts on page 11 of this manual.
MODELS 125-F, BLP125V, REM125PV, RLP125V AND SPC-125
113893-01C 17
KEY NO. PART NO. DESCRIPTION QTY
1 113919-01 Grille Assembly 1 2 113860-01 Motor Assembly 1 3 114160-01 Fan 1 4 114146-01 Outer Shell Cylinder Assembly, Orange 1
114146-02 Outer Shell Cylinder Assembly, Red 1 114146-03 Outer Shell Cylinder Assembly, Yellow 1
114146-04 Outer Shell Cylinder Assembly, Black 1 5 097917-01 Handle 1 6 097918-01 Clip Handle Mounting 2 7 113931-01 Male Elbow Fitting 1 8 113885-02 Spark Plug, 1/8 (3.18 mm) Gap 1 9 113889-02 High Limit Switch Control Assembly 1 10 113923-01 Thermocouple Bracket 1 11 113936-01 Thermocouple Spacer 1 12 113890-02 Orice, LP Assembly 1 13 ** Middle Cylinder Assembly 1 14 113886-01 Nut, Spark Plug 3 15 113937-02 Flame Holder Assembly 1 16 113888-01 Nut orice Mounting 1 17 114156-01 Fuel Tube Assembly 1 18 113884-01 Thermocouple 1 19 113924-01 Bracket Ignition Relay 1 20 113872-01 Terminal Board 1 21 114150-01 Steel Spacer 1 22 113875-01 Relay Assembly 1 23 113867-01 Ignitor 1 24 114151-01 Spacer, PC Standoff Nylon 3 25 114153-01 Elbow Street Fitting 2 26 114159-01 Ball Valve, Variable Rate 1 27 113929-01 Female Connector Fitting 1 28 114152-01 Snap Bushing, 1 1/4 Nylon 1 29 114155-01 Snap Bushing, 3/4 Nylon 1 30 113869-01 Coupling Fitting 1 31 113868-01 Male Connector Fitting 1 32 113871-01 Valve 1 33 113865-01 Strain Relief Bushing 1 34 113864-01 Power Cord 1 35 113791-01 POL Excess Flow (6.97 kPa) 1 36 113862-01 Regulator, 28" W.C. 1 37 113776-01 Hose Assembly, LP 1 38 114179-01 Access Panel 1 39 114158-01 Flat Washer 1 40 114149-01 Control Box Assembly 1
113909-01 Wiring Decal 1
113802-11 Model Data Decal 1
113933-02 Operating Instructions Decal, English/Spanish 1
113933-03 Operating Instructions/ Warning Decal, French 1
113933-05 Operating Instructions/ Warning Decal, French 1
113984-01 Warning Decal, English 1
113984-02 Warning Decal, Spanish 1
113984-05 Warning Decal, Spanish 1
113858-04 Tradename Decal, All-Pro 1
113858-05 Tradename Decal, Universal 1
097650-01 Tradename Decal, Master 1
109111-03 Tradename Decal, Reddy 1
110789-01 Tradename Decal, Remington 1
113914-01 Hang Tag, English 1
113914-02 Hang Tag, Spanish 1
113914-03 Hang Tag, French 1
113927-01 Fan Label 1
** Not a eld replaceable part.
PARTS AVAILABLE - NOT SHOWN
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