Wells WVU-1 Installation Manual

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Page 1

WELLS MANUFACTURING

10 Sunnen Dr., St. Louis, MO 63143

telephone: 314-678-6314

fax: 314-781-2714

www.wellsbloomfield.com

OWNERS MANUAL

VENTLESS UNIVERSAL

MODULAR HOOD SYSTEM

ELECTRIC

COOKING

APPLIANCES

521

for

Model WVU-1

MODEL

WVU-1

WVU-1P

Manual Includes

INSTALLATION

USE & CARE

EXPLODED VIEW

PARTS LIST

WIRING DIAGRAM

IMPORTANT: DO NOT DISCARD THIS MANUAL

This manual is considered to be part of the appliance and is to be given to the OWNER or MANAGER of the restaurant, or to the person responsible for TRAINING OPERATORS of this appliance. Additional manuals are available from your WELLS DEALER.

THIS MANUAL MUST BE READ AND UNDERSTOOD BY ALL PERSONS USING OR INSTALLING THIS APPLIANCE. Contact your WELLS DEALER if you have any

questions concerning installation, operation or maintenance of this equipment.

p/n 2M-Z17085 Rev. (C) M521 130521

Page 2

LIMITED WARRANTY STATEMENT

Unless otherwise specied, all commercial cooking equipment

manufactured by Wells Manufacturing is warranted against

defects in materials and workmanship for a period of one year

from the date of original installation or 18 months from the

date of shipment from our factory, whichever comes rst, and is for the benet of the original purchaser only.

THIS WARRANTY IS THE COMPLETE AND ONLY WARRANTY, EXPRESSED OR IMPLIED IN LAW OR IN FACT, INCLUDING BUT NOT LIMITED TO, WARRANTIES OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE, AND/OR FOR DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES IN CONNECTION WITH WELLS MANUFACTURING PRODUCTS. This warranty is void if it is determined that, upon inspection by an

authorized service agency, the equipment has been modied,

misused, misapplied, improperly installed, or damaged in

transit or by re, ood or act of God. It also does not apply

if the serial nameplate has been removed, or if service is performed by unauthorized personnel. The prices charged by Wells Manufacturing for its products are based upon the

limitations in this warranty. Seller’s obligation under this warranty is limited to the repair of defects without charge by a Wells Manufacturing factory authorized service agency or one of its sub-service agencies. This service will be provided on customer’s premises for non-portable models. Portable models (a device with a cord and plug) must be

taken or shipped to the closest authorized service agency,

transportation charges prepaid, for service. In addition to

restrictions contained in this warranty, specic limitations are

shown in the Service Policy and Procedure Guide. Wells Manufacturing authorized service agencies are located in principal cities. This warranty is valid in the United States and

Canada and void elsewhere. Please consult your classied

telephone directory, your foodservice equipment dealer or contact:

Wells Manufacturing

10 Sunnen Dr., St. Louis MO 63143 USA

phone (314) 678-6314 or fax (314) 781-2714

for information and other details concerning warranty.

SERVICE POLICY AND PROCEDURE GUIDE and ADDITIONAL WARRANTY EXCLUSIONS

1. Resetting of safety thermostats, circuit breakers, over

load protectors, and/or fuse replacements are not

covered by this warranty unless warranted conditions

are the cause.

2. All problems due to operation at voltages or phase other than specied on equipment nameplates are not covered by this warranty.

Conversion to correct voltage and/or phase must be

the customer’s responsibility.

3. All problems due to electrical connections not made

in accordance with electrical code requirements and wiring diagrams supplied with the equipment are

not covered by this warranty.

4. Replacement of items subject to normal wear, to

include such items as knobs, light bulbs; and, normal

maintenance functions including adjustments of

thermostats, adjustment of micro switches and replacement of fuses and indicating lights are not covered by warranty.

5. Damage to electrical cords and/or plug due to exposure

to excessive heat are not covered by this warranty.

6. Full use, care, and maintenance instructions supplied with each machine. Noted maintenance and

preventative maintenance items, such as servicing and

cleaning schedules, are customer responsibility. Those miscellaneous adjustments noted are customer responsibility. Proper attention to preventative maintenance and scheduled maintenance procedures

will prolong the life of the appliance.

7. Travel mileage is limited to sixty (60) miles from an

Authorized Service Agency or one of its sub-service

agencies.

8. All labor shall be performed during regular working

hours. Overtime premium will be charged to the buyer.

9. All genuine Wells replacement parts are warranted

for ninety (90) days from date of purchase on non-

warranty equipment. This parts warranty is limited only

to replacement of the defective part(s). Any use of

non-genuine Wells parts completely voids any warranty.

10. Installation, labor, and job check-outs are not

considered warranty and are thus not covered by this

warranty.

11. Charges incurred by delays, waiting time or operating

restrictions that hinder the service technician’s ability to

perform service are not covered by warranty. This

includes institutional and correctional facilities.

SHIPPING DAMAGE CLAIM PROCEDURE

NOTE: For your protection, please note that equipment

in this shipment was carefully inspected and packaged by skilled personnel before leaving the factory. Upon

acceptance of this shipment, the transportation company assumes full responsibility for its safe delivery.

IF SHIPMENT ARRIVES DAMAGED:

1. VISIBLE LOSS OR DAMAGE: Be certain that any visible loss or damage is noted on the freight bill or express receipt, and that the note of loss or damage is signed by the delivery person.

2. FILE CLAIM FOR DAMAGE IMMEDIATELY:

Regardless of the extent of the damage.

3. CONCEALED LOSS OR DAMAGE: if damage is

unnoticed until the merchandise is unpacked, notify the

transportation company or carrier immediately, and le

“CONCEALED DAMAGE” claim with them. This

should be done within fteen (15) days from the date

the delivery was made to you. Be sure to retain the container for inspection.

Wells Manufacturing cannot assume liability for damage or loss incurred in transit. We will, however, at your request, supply you with the necessary documents to support your claim.

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

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TABLE OF CONTENTS

WARRANTY xi SPECIFICATIONS 1 FEATURES & OPERATING CONTROLS 2 PRECAUTIONS & GENERAL INFORMATION 3 AGENCY LISTING INFORMATION 4 INSTALLATION 4 ANSUL® INSTALLATION & SETUP 7 OPERATION 10 CLEANING INSTRUCTIONS 11 REQUIRED MAINTENANCE & MAINTENANCE LOGS 13 MSDS Ansulex Low-pH ™ 16 TROUBLESHOOTING SUGGESTIONS 18 WIRING DIAGRAM 19 EXPLODED VIEW & PARTS LIST 20 ANSUL® COMPONENTS 24

PARTS & SERVICE 25 CUSTOMER SERVICE DATA 25

INTRODUCTION

Thank You for purchasing this Wells Manufacturing appliance.

Proper installation, professional operation and consistent maintenance of this appliance will ensure that it gives you the very best performance and a long, economical service life.

This manual contains information and instructions for the ventless ventilation hood, its use and care.

For information regarding cooking appliance(s), please refer to the manufacturer’s operation manual.

ELECTRICAL SPECIFICATIONS

VOLTS

MODEL

WVU-1 208/240V 6A 1.4kW

50/60Hz

1 ø

AMPS

1ø

WATTS POWER SUPPLY

Ventilator hood requires NEMA 6-15R receptacle. Each cooking appliance requires a circuit sized to the appliance power requirements, connected to an interlock contactor with 208/240 volt control coil rating.

UNDER-HOOD APPLIANCE LIMITATIONS:

Appliance Maximum output of 22Kw

2. Cooking surface must be 34-38” (864—965mm) from oor, no more than 25.5”

(648mm) from back wall, no wider than 24” (610mm)

3. Appliance must be installed per manufactures instructions.

4. Electrical appliance only. Not Intended for gas red units.

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

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FEATURES & OPERATING CONTROLS

FILTER PACK (PARTIALLY INSTALLED)

ANSUL® NOZZLE ON SWIVEL

CONTROL PANEL/

FILTER ACCESS

SYSTEM EXHAUST OUTLET

ADJUSTABLE LEG

ANSUL® PULL STATION

ELECTRICAL CONNECTION BOX

APPLIANCE LIGHTS

AREA UNDER HOOD

(LOOKING UP)

FILTER PACK (IN PLACE)

GREASE BAFFLE (REMOVED)

GREASE CUP

ANSUL® NOZZLE ON SWIVEL

AREA BEHIND FILTERS

(LOOKING UP)

ANSUL® SERIES DETECTOR W/ 212ºF FUSIBLE LINK

ANSUL® SERIES

DETECTOR W/

165ºF FUSIBLE LINK

PRESSURE SENSOR TAP

VENTILATOR

FAN

ANSUL®

NOZZLE

ANSUL®

NOZZLE

FILTER

GREASE BAFFLE

APPLIANCE LIGHTS

CHECK FILTER CHANGE FILTER

SERVICE REQUIRED

LIGHTED POWER

SWITCH (GREEN)

"CHECK FILTERS"

FILTER(S) OUT OF

POSITION INDICATOR

(AMBER)

"REPLACE FILTERS"

FILTERS NEARING

END OF SERVICE LIFE

INDICATOR (AMBER)

"SERVICE REQUIRED"

FILTERS EXPENDED

INDICATOR (RED -

SYSTEM SHUT DOWN)

CONTROL PANEL

PANEL LATCHES

IL1825 Rev. -

Universal Ventless Hood Features & Operating Controls

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

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PRECAUTIONS AND GENERAL INFORMATION

This ventilator hood is part of an engineered system and is intended for use in commercial establishments only.

This ventilator is intended in the preparation food for human consumption. No other use is recommended or authorized by the manufacturer or its agents.

Operators of this appliance must be familiar with the appliance use, limitations and associated restrictions. Operating instructions must be read and understood by all persons using or installing this appliance.

This ventilator hood system is designed to reduce odor emissions,

but will not completely eliminate all cooking odors. Air exchange

rates at the installation site must comply with the requirements of the local jurisdictional authority. To ensure that odors do not accumulate, recommended minimum air exchange is 400 cfm into and out of the site.

This unit is intended for use with light- and medium duty electric

cooking appliances only. Cooking appliances placed under this

ventilator must comply with the restrictions set forth in the Installation Instructions included in the literature package shipped with the unit.

Also see Under Hood Cooking Appliance Limitations, page 1.

Do not connect or energize this appliance until all installation instructions are read and followed. Damage to the ventilator and/or

cooking appliances may result if these instructions are not followed.

Disconnect this appliance from electrical power before performing any maintenance or servicing.

Cleanliness of this appliance is essential to good sanitation. Read and follow all included cleaning instructions and schedules to ensure the safety of the food product.

This appliance is not jet stream approved. Do not direct water jet or steam jet at this appliance, or at any control panel or wiring. Do not splash or pour water on, in or over any controls, control panel or wiring.

Do not attempt to wash lter packs. Water will cause their immediate

failure and disable the ventilator.

Exposed surfaces of this appliance can be hot to the touch and may cause burns.

Avoid storing ammable or combustible materials in, on or near the ventilator or associated cooking appliance.

The technical content of this manual, including any wiring diagrams,

schematics, parts breakdown illustrations and/or adjustment procedures, is intended for use by qualied technical personnel.

Any procedure which requires the use of tools must be performed by a

qualied technician.

All supplied instructions, diagrams, schematics, parts breakdown

illustrations, notices and labels must remain with the appliance if it is sold or moved to another location.

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

This appliance is made in the USA. Unless otherwise noted, this appliance has American sizes on all hardware.

for commercial establishments for use

DANGER:

SUFFOCATION HAZARD

Do not attempt to use this

ventilator with gas-red units.

This ventilator will not remove products of combustion. Unvented exhaust gasses can be deadly.

WARNING:

SHOCK HAZARD

All servicing requiring access to non-insulated electrical components must be performed by a factory authorized technician.

DO NOT open any access panel which requires the use of tools. Failure to follow this warning can result in severe

electrical shock.

IMPORTANT:

The ventilator is disabled

when the lters are plugged to the point of insufcient airow for proper operation. Also, power to the cooking

appliances is interrupted if

either the lter pack or the grease bafe is removed.

It is the responsibility of the store management to

maintain sufcient spares of lter packs to avoid

prolonged shutdown of the

ventilator when this lter pack is expended. Filter packs cannot be cleaned.

Wells Manufacturing assumes no liability for loss

of business due to lter

related shutdown.

Page 6

AGENCY LISTING INFORMATION

This appliance conforms to NSF Standard 4 for sanitation only if installed in accordance with the supplied Installation Instructions and operated and maintained in accordance with the instructions in this manual.

STD 4

UL710B

This appliance is ETL listed.

Recurculating System

INSTALLATION

NOTE: DO NOT discard

the carton or other packing

materials until you have inspected the appliance for hidden damage and tested it for proper operation. Refer to SHIPPING DAMAGE CLAIM PROCEDURE on the inside front cover of this manual.

WARNING:

RISK OF INJURY

Installation procedures must

be performed by a qualied technician with full knowledge

of all applicable electrical codes. Failure can result in personal injury and property damage.

IMPORTANT:

Fire suppression system must

be charged and certied by an

authorized Ansul® distributor. Ventilator will not operate and

cooking appliance will not be energized until the Ansul® re

suppression system has been charged.

UNPACKING & INSPECTION

Carefully remove the appliance from the carton. Remove all

protective plastic lm, packing materials and accessories from the

appliance before connecting electrical power or otherwise performing any installation procedure.

Carefully read all instructions in this manual and the Installation

Instruction Sheet packed with the appliance before starting any

installation.

Read and understand all labels and diagrams attached to the ventilator.

Carefully account for all components and accessories before

discarding packing materials.

COMPONENTS

Per module:

1 ea. Grease bafe

1 ea. Filter pack 1 ea Grease cup

Ansul® components - must be installed by an authorized ANSUL®

distributor only:

1 ea. Fire suppression agent tank

1 ea. Fire suppression agent (Ansulex® Low pH) 1.5 gal.

1 ea. Fire suppression system charging cartridge

Store these components in a convenient place for later use.

IMPORTANT:

After cooking appliances

are positioned under the hood, swivel nozzles must be positioned per Ansul® recommendations.

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

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INSTALLATION (continued)

SERVICE TECHNICIAN INSTALLATION NOTES

This ventilator hood is to be used with light-duty and medium-duty

electrically powered cooking appliances only.

• DO NOT attempt to use this ventilator hood with gas-red units.

• DO NOT use this ventilator hood with electrical appliances whose

dimensions or wattage characteristics exceed those dened in the Under Hood Cooking Appliance Limitations, page 1.

Installation and start up must be performed by an Authorized Installation Company.

Ansul® Installer must complete the WARRANTY INITIATION form

(2M-303912) included with the unit for the warranty to begin, and record

installation particulars on the CUSTOMER SERVICE DATA form located at the end of this manual.

IT IS THE RESPONSIBILITY OF THE INSTALLER TO verify that

this VENTILATOR installation is in compliance with the specications

listed in this manual, with local code requirements, and in accordance with the STANDARD FOR VENTILATON CONTROL AND FIRE PROTECTION OF COMMERCIAL COOKING OPERATIONS as detailed in N.F.P.A 96 (current edition).

NOTE: Certain codes require FRYERS to be restrained with a TETHER or other RESTRAINT DEVICE. If this ventilator is to be used

with a fryer, it is the RESPONSIBILITY OF THE INSTALLER to check

with the AUTHORITY HAVING JURISDICTION, in order to ascertain

the applicability of this requirement to this specic installation . Any restraint device must allow access to the back and sides of the unit to

provide for servicing and maintenance, and must not interfere with the

operation of the re suppression system.

DANGER:

SUFFOCATION HAZARD

Do not attempt to use this

ventilator with gas-red units.

This ventilator will not remove products of combustion. Unvented exhaust gasses can be deadly.

WARNING:

SHOCK HAZARD

All servicing requiring access to non-insulated electrical components must be performed by a factory authorized technician. DO NOT open any access panel which requires the use of tools. Failure to follow this warning can result in severe

electrical shock.

CAUTION:

RISK OF DAMAGE

SETUP

Setup the appliance only on a rm, level, non-combustible surface.

Verify local codes for requirements. Concrete, tile, terrazzo or metal surfaces are recommended. Metal over combustible material may not meet code for non-combustible surfaces.

Verify vertical clearances. Unit requires a minimum of 96” (oor to

overhead) to allow for adequate air circulation and replacement of

lters. Combustible object from the top must be 99” or higher, or 3”

above the unit while the control panel door is open.

Verify that the unit sits rmly on all legs or casters depending on your model. With a spirit level, check that the appliance is level front-toback and side-to-side. With the adjustable legs, adjust as required to level the appliance. In order to prevent tipping or deection, legs must be adjusted such that all legs are in rm contact with the oor.

Refer to the General Layout Data

Wells Technical Services “service@wells-bloomeld.com”). Maintain

required clearances between the appliance and adjacent combustible

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

surfaces.

for required clearances (contact

DO NOT connect or energize this appliance until all installation instructions are read and followed. Damage to the appliance will result if these instructions are not followed.

IMPORTANT:

If a remote pull station is to be used, ventilator cannot be

moved without rst disabling

the remote pull station.

Contact your Ansul® agent for details.

Page 8

INSTALLATION

DANGER:

SUFFOCATION HAZARD

Do not attempt to use this ventilator with gas-red units. This ventilator will not remove products of combustion. Unvented exhaust gasses can be deadly.

WARNING

SHOCK HAZARD

Electrical connections must be made by a licensed electrician.

CAUTION:

FIRE HAZARD HEALTH HAZARD

The cooking appliance must be connected to the cooking

appliance contactor, the control circuit of which is controlled by the ventilator.

Failure to control cooking

appliances will provide no protection in the event of a

re, nor will cooking vapors

and odors be contained in the event of ventilator hood malfunction.

ELECTRICAL INSTALLATION

Refer to the nameplate on the ventilator. Verify ELECTRICAL SERVICE POWER. Voltage and phase must match the nameplate

specications, and available electrical service amperage must meet or exceed the listed amperage. Refer to specications listed on page 1

of this manual.

The ground lug of this ventilator must be connected to a suitable building ground.

Remove the lower rear panel to access the cooking appliance contactor and building alarm relay. Remove the appropriate knockout, then wire the cooking appliance to the LOAD side of the contactor.

NOTE: If the provided power cord is not used, it is the responsibility

of the electrical contractor to provide suitable wiring, exible or ridgid

conduit, and an appropriate strain relief.

The cooking appliance under the ventilator hood must be connected to the LOAD side of the cooking appliance contactor, located in the electrical connection box. The contactor functions control the cooking applance in the event of ventilator malfunction or appliance re.

The ventilator provides a dry contact relay connection for a building re

management system. This pilot-duty relay may be required by local

re codes, however, Wells Bloomeld strongly recommends that such

system be properly utilized in any case.

The alarm relay is activated by the Ansul® re detection system. If the

installation includes a building alarm system, connect to either the N.O. or N.C. contacts of the relay (as required by the building alarm system).

The ventilator will operate properly, and the control relay will be energized, only when:

1. The VENTILATOR POWER SWITCH is “ON”.

2. The Ansul® Fire Suppression System is charged and armed.

3. The grease bafe and lter pack are in position and serviceable, and the ventilator pressure sensing system is satised.

CAUTION:

SHOCK HAZARD

The ground lug of this appliance must be connected to a suitable building ground.

IMPORTANT:

Contact a licensed electrician to install and connect electrical power to the appliance.

IMPORTANT:

Damage due to being connected to the wrong voltage or phase is NOT covered by warranty.

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

Page 9

INSTALLATION

FIRE SUPPRESSION SYSTEM INSTALLATION

FIRE SUPPRESSION SYSTEM is comprised of a container of

Ansulex® Low pH liquid re suppression media and a system

pressurization canister for each module, plus associated plumbing. Actuation controls are contained in the Automan enclosure.

Two FUSIBLE LINKS are utilized for automatic actuation of the re suppression system. Additionally, the hood is supplied with a eld

installed MANUAL PULL STATION, which must be set-up at the time of installation by an authorized Ansul® distributor.

The MANUAL PULL STATION allows for for manual emergency

shutdown of cooking appliance power, and actuation of the re

suppression system.

Three NOZZLES disperse the re suppression media. Two inner

nozzles protect the fan and plenum. The third, front mounted, nozzle

is swivel mounted, and must be directed toward the cooking surface of the installed cooking appliance.

If the ventilator is situated such that the supplied manual pull station cannot be installed or is not readily accessible, a REMOTE MANUAL PULL STATION may be required by local codes. Any such remote manual pull station must be installed by an authorized Ansul® distributor in accordance with the AUTHORITY HAVING JURISDICTION.

When the re suppression system discharges, cooking appliance contactor and building re alarm relay are de-energized; and, the re

suppression media discharged. Fire supression media will form an

emulsion designed to both smother and cool the fuels in/on the cooking

appliance.

DANGER

FIRE HAZARD

Fire suppression system

must be charged and certied

by an authorized Ansul® distributor.

DO NOT attempt to modify or

bypass the re suppression

system.

An uncontrolled re can

cause serious injury or death.

NOTE:

If the re suppression system

is discharged, a buzzer will sound continuously. The unit will remain inoperable until

the re suppression system is

serviced, recharged and reset by an authorized Ansul® distributor.

Charging of the Ansul® Fire Suppression system must be in accordance with Ansul® Design, Installation, Recharge and Maintenance Manual, #418087.

NOTE:

If a REMOTE MANUAL PULL STATION is installed, moving the ventilator for any reason may cause the Ansul® system to discharge.

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

IMPORTANT:

Should the re suppression

system discharge: all nozzles must be replaced, and all lines thoroughly cleaned, prior to recharging the system.

Residual re suppression

media may compromise the

ow and dispersion of re

suppression media in any subsequent activation.

Page 10

INSTALLATION

INSTALL ON LEFT

IMPORTANT!

VACUUM FITTING

DO NOT INSTALL

DISCHARGE NOZZLE

HERE!

INSIDE OF HOOD

LOOKING UP

(FILTERS REMOVED)

212ºF

FUSIBLE LINK

FIXED

DISCHARGE

NOZZLES

SWIVEL

DISCHARGE

NOZZLE

INSIDE OF

HOOD

165ºF

FUSIBLE LINK

IL1817

DANGER

BURN HAZARD

Any additional remote pull station must NOT be installed

on the front of the cooking

appliances, nor forward of the ventilator side panels.

Discharge of the re

extinguishing system into hot grease or oil may cause hot foam to spill over from the

cooking surface or frypot.

Serious burns and other injuries can result from contact with hot oil and from slipping in spilled oil.

Manual pull station is factory installed on the left side (facing the unit. It may, however, be relocated to the right side of the ventilator hood by an authorized Ansul® agent. Standard practice recommends that the manual pull station be located on the side toward an exit.

FIRE SUPPRESSION SYSTEM INSTALLATION (continued)

Two fusible links are used to detect re. One (165ºF) is located between the grease bafe and lter pack, and is for protection from a cooking appliance re. The other (212ºF) is located in the lter plenum, and will protect against a re in the plenum. Either link melting will discharge the re suppression media through all nozzles, disable the cooking appliance and cause a buzzer to sound.

The MANUAL PULL STATION and any similar REMOTE MANUAL

PULL STATION will activate the re suppression system when the

ring on the pull station is pulled to its full extent.

SIDE OF HOOD

MANUAL PULL

STATION PIPING

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

IL1819

Page 11

INSTALLATION

CONTROL PANEL/ FILTER ACCESS PANEL

FILTER INSTALLATION

1. Release two catches holding control panel/lter access panel. Lift the

panel and raise the Prop Panel Rod to support and secure the panel in the raised position.

2. Note air ow direction arrow on lter pack. Remove old lter pack and slide new lter pack fully into the appropriate slot. Verify that the airow arrow points toward the fan. Use the provided handle to raise and lower the lter pack.

3. Raise the panel and put the Prop Panel Rod back to its lowered

position, then lower the panel and secure the catches.

PANEL SUPPORT

FILTER POSITION SWITCH

FAN

GREASE BAFFLE POSITION SWITCH

NOTE:

The GREASE BAFFLE and FILTER PACK actuate position switches when they are properly positioned. They must be properly installed

for the under hood cooking

and appliance contactor to be energized.

WARNING

SLIP AND FALL HAZARD

DO NOT operate any

grease-producing cooking

appliance

(e.g. fryer or griddle) unless the grease cup is properly installed. Oil will drip onto

oor creating a slipping

hazard.

GREASE BAFFLE and GREASE CUP INSTALLATION

1. Install grease bafe from front. Engage the bafe in the retainer slot. Push up until the bafe bottom clears the lower lip of the retainer, then lower the bafe into the bottom retainer

2. Install GREASE CUP into brackets below grease bafe.

3. Install CONDENSATION CUP in brackets at bottom skirt of hood.

Note: Failure to install GREASE CUP will allow grease and moisture

from GREASE BAFFLE to drop into hot cooking surfaces, creating

both a SAFETY HAZARD (hot oil splatter) and a HEALTH HAZARD

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

(contamination of the cooking surface or cooking oil).

IL1818

CAUTION

BURN HAZARD

DO NOT operate any cooking

appliance unless the grease cup is installed.

Moisture dripping onto hot surfaces, oil or grease can cause splattering.

CAUTION

SLIP AND FALL HAZARD

DO NOT operate any

cooking appliance unless the

condensate cup is installed.

Moisture dripping onto oor

can cause a slip and fall hazard.

Page 12

OPERATION

IL1820

ON DURING POWER UP

CAUTION:

HOT SURFACE

Exposed surfaces can be hot to the touch and may cause burns.

CAUTION:

SHOCK HAZARD

DO NOT splash or pour water or grease onto control panel or wiring.

IMPORTANT:

The ventilator and cooking

appliance control relay are disabled when REPLACE FILTERS light is illuminated. Note that the ventilator

cannot operate if the lter pack is removed.

It is the responsibility of the store management to

maintain sufcient spares of lter packs to avoid

prolonged shutdown of the

ventilator when this lter is

expended.

Filter packs cannot be

cleaned.

Wells Manufacturing assumes no liability for loss of

business due to lter related

shutdown.

Control Panel

POWER OFF

CHECK FILTER

REPLACE

FILTER

SERVICE

REQUIRED

NOTE: Cooking appliances must be operated in accordance with the

manufacturer’s instructions.

During normal operation, VENTILATOR POWER ON (illuminated power switch) will be the only light on the control panel that will be ON, when the unit is operating properly.

If the CHECK FILTERS light illuminates, check both GREASE BAFFLE

and the HEPA AIR FILTER for proper installation.

If REPLACE FILTER light illuminates, replace FILTER PACK.

NOTE: REPLACE FILTERS light is a warning that lter pack is nearing

the end of its service life. The ventilator will continue to operate for a period of time after REPLACE FILTER LIGHT turns ON to allow

continued operation through a peak period. However, lter pack must

be replaced within a short time period or it will clog, disabling the ventilator.

If SERVICE REQUIRED light illuminates, lter pack is restricted to the point of insufcient airow for proper operation. Ventilator is shut down until the underlying clogged lter situation has been corrected. Replace clogged item with a fresh lter pack to correct the condition.

Reset the unit by turning VENTILATOR POWER SWITCH to OFF, then

back to ON.

A failure of incoming electric power will cause a shut down of the unit. Reset the unit by turning VENTILATOR POWER SWITCH to OFF, then

back to ON.

Operation Lights

There are two equipment lights that will be on during normal operation.

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

Page 13

CLEANING INSTRUCTIONS

PRECAUTIONS: Disconnect unit from electric power and allow to cool

Cover frypot to prevent oil contamination

FREQUENCY: Weekly

TOOLS: Mild detergent, clean non-abrasive towels

NOTE: Ventilator section to be cleaned in conjunction with cooking

appliance. Refer to appliance user instructions for cleaning procedure.

1. Disconnect unit from electric power and allow to cool.

Cover cooking appliance to prevent oil contamination.

2. Remove GREASE BAFFLE, GREASE CUP and CONDENSATE CUP.

3. Empty GREASE CUP and CONDENSATE CUP into an appropriate grease collection receptacle.

4. Clean GREASE BAFFLE, GREASE CUP and CONDENSATE

CUP in a sink or dishwasher using mild detergent and warm water.

5. Dry components with a clean non-abrasive cloth. Reinstall

GREASE BAFFLE, GREASE CUP and CONDENSATE CUP in ventilator.

CAUTION:

HOT SURFACE

Exposed surfaces can be hot to the touch and may cause burns. Allow unit to cool before cleaning.

CAUTION:

SHOCK HAZARD

DO NOT splash or pour water

or grease onto control panel or wiring.

6. Wipe exterior of ventilator with a clean cloth moistened with warm water and mild detergent. Rinse by wiping with a clean cloth moistened with warm water.

7. Uncover the cooking appliance and reconnect unit to electric power.

Procedure is complete

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

Page 14

CLEANING INSTRUCTIONS

CAUTION:

HOT SURFACE

Exposed surfaces can be hot to the touch and may cause burns. Allow unit to cool before cleaning.

CAUTION:

SHOCK HAZARD

DO NOT splash or pour water or grease onto control panel or wiring.

IMPORTANT:

DO NOT wash FILTER

PACK. Washing these lters

will clog them, and cause

installed cooking appliance

to be disabled.

PRECAUTIONS: Disconnect unit from electric power and allow to cool

Cover cooking surfaces and frypots to prevent contamination.

FREQUENCY: Monthly

TOOLS: Mild detergent, clean non-abrasive towels

NOTE: Ventilator section to be cleaned in conjunction with cooking

appliance. Refer to appliance user instructions for cleaning procedure.

1. Disconnect unit from electric power and allow to cool.

Cover cooking applaince to prevent oil contamination.

2. Remove GREASE BAFFLE, GREASE CUP, CONDENSATE CUP and FILTER PACK.

3. Wipe interior of ventilator with a clean cloth moistened with warm water and mild detergent. Rinse by wiping with a clean cloth

moistened with warm water. DO NOT clean by spraying.

4. Dry ventilator thoroughly with a clean non-abrasive cloth.

IMPORTANT:

DO NOT clean interior of ventilator by spraying.

Spraying can contaminate the

cooking appliance, and may

cause internal damage to the ventilator blower, operation

proong system and/or re

suppression system.

Clean by wiping only.

Reinstall FILTER PACK, GREASE BAFFLE, GREASE CUP and

CONDENSATE CUP.

5. Uncover the cooking appliance and reconnect unit to electric power.

Procedure is complete

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

Page 15

REQUIRED MAINTENANCE

USE AND MAINTENANCE SHALL BE IN ACCORDANCE WITH THE STANDARD FOR VENTILATION CONTROL AND FIRE PROTECTION OF COMMERIAL COOKING OPERATIONS, N.F.P.A. 96 (current edition).

3-MONTH MAINTENANCE:

Thoroughly clean entire HOOD PLENUM and BLOWER section.

6-MONTH MAINTENANCE:

Inspection and testing of total operation including FIRE DAMPER and

all SAFETY INTERLOCKS shall be performed by qualied service

personnel.

All FIRE SUPPRESION SYSTEM actuation components including MANUAL PULL STATION and any REMOTE MANUAL PULL STATION must be inspected for proper operation in accordance with the maintenance schedule published in INSTALLATION, RECHARGE AND MAINTENANCE MANUAL (418087).

ANNUAL (12-MONTH) MAINTENANCE:

FIRE SUPRESSION SYSTEM FUSIBLE LINKS must be replaced.

NOZZLES and MANUAL PULL STATION must be cleaned in accordance with RECHARGE AND MAINTENANCE MANUAL (418087).

ANSUL® R-102 SYSYTEM DESIGN, INSTALLATION,

ANSUL® R-102 SYSTEM DESIGN,

IMPORTANT:

Per NFPS 96, a signed and dated VENTILATOR HOOD MAINTENANCE LOG must be maintained on the premises, and be made available for inspection by the authority having jurisdiction upon request.

IMPORTANT:

Should the re suppression

system discharge, all lines and nozzles must be thoroughly cleaned prior to recharging the system.

Be sure to note such cleaning on the hood maintenance log.

Residual re suppression

media may compromise the

ow and dispersion of re

suppression media in any subsequent activation.

12-YEAR MAINTENANCE:

The FIRE SUPRESSION AGENT TANK must be HYDROSTATICALLY TESTED, and the FIRE EXTINGUISHING AGENT must be REPLACED in accordance with the maintenance schedule published in ANSUL® R-102 SYSTEM (STANDARD UL 300 LISTED). This maintenance to be

performed by qualied Ansul® service personnel only.

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

Page 16

WELLS BLOOMFIELD, LLC

IL2144

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

Page 17

WELLS BLOOMFIELD, LLC

IL2145

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

Replace fire damper fusible link:

rated @ 280ºF

Replace two (2) fire suppression

links at cooking appliance:

each link is rated @ 165ºF

Max interval: 12 months

Page 18

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

Page 19

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

Page 20

TROUBLESHOOTING SUGGESTIONS

Problem Possible Cause Suggested Remedy

Unit will not operate

(no indicators lights lit) Reset circuit breaker for unit

Unit will not operate

(buzzer sounds)

CHECK FILTER light lit Filter pack or grease bafe not in position Properly install lter pack and grease bafe

REPLACE FILTER light lit Filter pack nearing end of service life Arrange to replace lter pack in a timely manner

Fire damper in exhaust collar has closed Contact an authorized Wells service agent for repairs

SERVICE REQUIRED light lit (cooking appliance not operating)

NOTE: FILTERS are the only user serviceable components in this ventilator hood system. For all problems that cannot be remedied by

servicing the lters, contact:

Ventilator section - authorized Wells service agency Fire suppression system - authorized Ansul® distributor

Disconnected from electric power

Fire suppression system not set Contact an authorized Ansul® distributor for repairs

Filter pack plugged Replace lter pack

One or more vacuum sensing lines or ports plugged, or sensing line dislodged.

NOTE: If, after 10 seconds, there is insufcient airow for proper operation, SERVICE REQUIRED light will

illuminate and under-hood appliance (s) will be de-energized.

Press VENTILATOR POWER SWITCH to OFF, then back to ON to reset system.

Reconnect to electric power

Contact an authorized Wells service agent for repairs

IMPORTANT:

Contact ANSUL® for re suppression system installation, set-up and service: Ansul Incorporated 1-800-TO-ANSUL (1-800-862-6785)

One Station Street

Marinette, WI 54143-2542 website http;//www.ansul.com

IMPORTANT:

Parts used in the Ansul® re suppression system are not serviceable by the owner/operator. Procedures for servicing re suppression equipment are described in:

ANSUL® R-102 SYSTEM DESIGN, INSTALLATION, RECHARGE AND MAINTENANCE MANUAL (418087, current edition)

NOTE:

ANSUL® Manual 41807 and Wells Bulletin 301646 are intended for use by authorized Ansul® service personnel only.

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

Page 21

WIRING DIAGRAM

24V

208 / 240V

COM

HOOD MOUNTED 20W APPLIANCE LIGHTS

REPLACE

FILTERS

LIGHT

(AMBER)

CHECK

FILTERS

LIGHT

(AMBER)

POWER SWITCH

REQUIRES NEMA

6-15R

RECEPTACLE

(SINGLE PHASE)

#10

#11

#12

HEPA INTERLOCK SWITCH

GREASE

INTERLOCK

SWITCH

#14

COMMON

NORMALLY

OPEN

NORMALLY CLOSED

#14

#27

#15

#28

CLOSED

NORMALLY

OPEN

#12

VACCUM SWITCH (SHUTDOWN)

NORM

CLOSED

NORM

OPEN

COMMON

#12

#13

#16

MTR

#17

#19

#20

#13

#25

#26

#25

#15

SERVICE REQ LIGHT (RED)

T2 T3

COMMON

NORM

OPEN

NORM

CLOSED

VACCUM SWITCH

(REPLACE FILTER)

N.O.

N.C.

WIRING DIAGRAM WVU-1 208 /240V

#16

N.O.

#19

#18

#22

#18

#13

#22

#12

#24

TIMER

#21

#13

BUILDING ALARM RELAY

(NEUT.)

BUZZER

#24

#23

L1 L2 L3

POWER TO UNDERHOOD APPLIANCES

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

REV. (B) P/N 2M-Z13556

GROUND

TO (T1) AND (T2) OF FACTORY MOUNTED CONTACTOR

TERMINAL BLOCK FOR WIRING

CUSTOMERS CONTACTOR/S

(COILED WIRED IN PARALLEL

WIRING DIAGRAM WVU-1

208 /240V

T2 T3

L1 L2 L3

W.D. # 2M-Z13556 DATE 6-11-13 REV-B

CUSTOMER PROVIDED CONTACTOR

MUST BE 208-240 VAC

Page 22

EXPLODED VIEW & PARTS LIST

LIGHT, APPLIANCE

NLA, replaced by

RELAY, BUILDING

IL1824 Rev. C 11/23/13

ELECTRICAL COMPONENTS

SWITCH, LIGHTED

GREEN 2E-305295

LIGHT, SIGNAL

AMBER 2J-30516

LIGHT, SIGNAL

RED 2J-31157

SWITCH, PLUNGER

2E-300407

CONTROL PANEL

TRANSFORMER

2E-Z5741

2E-Z13418

SWITCH, PLUNGER

2E-300407

UPPER CABINET

CONTACTOR (not shown) 208/240V w/SCREWS, 2E-37779

ELECTRICAL BOX

TIMER, CUBE

TIMER, CUBE 2P-Z17415

BUZZER 220V 2J-44834

FIRE ALARM 208-240V COIL 2E-44514

CORDSET NEMA 6-15P B8-307351

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

Page 23

EXPLODED VIEW & PARTS LIST

IL1823 Rev. D 8/30/13

VACUUM SYSTEM COMPONENTS

FIRE DAMPER ASSY

212ºF (p/n. 2V-307913)

ref.QUICK-SEAL

ADAPTER 1/4"

VINYL TUBING 3/16" ID

p/n M3-303031

VACUUM SWITCH (REPLACE FILTER) p/n 2E-Z17173

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

BLOWER ASSEMBLY p/n 2U-Z14025

VACUUM SWITCH (SHUTDOWN) p/n 2E-301379

Page 24

EXPLODED VIEW: WVU-1,

IL1822 Rev. B 5/21/13

18 19 20

Door Prop Hole

WELLS

CABINET COMPONENTS

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

Page 25

PARTS LIST: WVU-1, WVU-1P

CABINET COMPONENTS

WVU-1 CABINET COMPONENTS

ITEM PART NO. DESCRIPTION Application

1 N1-WL0397 PANEL. EXHAUST TOP 2 N1-Z17013 PANEL, TOP ELECTRICAL COVER 3 2I-Z12311 WASHER, FIBER 4 2K-34136X FITTING, CONDUIT 90º 5 CONDUIT 6 N1-Z13464 COVER, GREASE BAFFLE POSITION SWITCH 7 N1-Z17017 COVER, REAR UPPER 8 N1-Z13495 COVER, LEFT SIDE PANEL

9 2O-308131 ANSUL® MANUAL PULL STATION 10 N1-Z13456 COVER, REAR LOWER 11 N1-Z13455 COVER, ELECTRICAL BOX 12 N1-Z13454 OUTLET BOX, ELECTRICAL 13 CABINET (reference) 14 2A-307628 LEG, ADJUSTABLE 6” METAL (set of 4) 17 N1-Z13472 GUIDE, WIRING 18 2A-305610 PIN, PIVOT 19 2K-305619 BUSHING, PIVOT 20 N1-Z13471 BRACKET, PIVOT 21 N1-WL0395 COVER, CONTROL PANEL ASSY 22 2C-307939 LATCH ASSEMBLY, CONTROL PANEL 23 2M-306719 TRADEMARK, DIECAST 24 N1-WL0396 BASE, CONTROL PANEL, BOTTOM ASSY 25 N1-307923 FILTER PACK 26 2I-Z19216 GREASE BAFFLE 27 N1-Z17020 BRACKET, GREASE TRAY 28 N1-Z13496 GREASE TRAY

30 N1-Z13526 WASHER, FRONT LEG SEAL 31 2P-303417 CASTER WVU-1P

32 N1-Z17022 COVER BRACKET, PULL STATION WVU-1P 33 2L-Z17023 PULL STATION COVER CLEAR WVU-1P 34 2C-20104-24 SCREW HXHDCAP 1/2-13X1-12 WVU-1P 35 2C-Y1221 BOLT 1/4-20X1/2 HEX STL WVU-1P 36 2C-Z5556 WASHER, FLAT 1/4 SS WVU-1P 37 2C-6517 NUT 1/4-20 HEX STL NP WVU-1P

not shown

2M-Z13447 DECAL, CONTROL PANEL 2B-308146 PROP, CONTROL PANEL

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

Page 26

ANSUL® SYSTEM COMPONENTS

C ab le s its in

g ro o ve in

p ul le y

F ib er w as h er is al wa y s o n the in s id e

w al l o f hood

C on d u it p a sse s co m pl ete ly th ro u gh th e fitt in g, a n d is se a le d wi th the c om p re s sio n w as h er a nd n u t

F ib er w as he r

is al wa y s

o n the in s id e

w al l o f hood

Se a l w ith

te flo n ta pe

Se a l w ith

te flo n ta pe

DE TA IL

FU SIB LE LIN K 21 2º F p/ n 2E-30 303 7

FU SIB LE LIN K 16 5º F p/ n 2E-30 258 3

M A NU A L P U L L STAT I O N p/ n 2O-30 138 9

(n o t s how n) M IC ROSW I TC H p/n 2E-4727 3 TE RM B LO C K p /n 2E-330 6 8

FOR US E O NLY B Y AU TH OR IZ ED

R-1 02 Rest aur an t Fire S upp ress ion S ystem De sig n,

Installation ,Re charg e and Ma int en ance

IL1821, Rev. A 6/08/10

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

Page 27

PARTS & SERVICE

DESCRIPTION PART NO.

FILTER PACK N1-307923

IMPORTANT: Use only factory authorized service parts

and replacement lters.

For factory authorizedservice, or to order factory authorized replacement parts, contact your Wells authorized service agency, or call:

Wells Manufacturing

10 Sunnen Dr. St. Louis MO 63143 USA

Service Dept.

phone: (314) 678-6314 fax: (314) 781-2714

Service Parts Department can supply you with the name and telephone number of the WELLS AUTHORIZED SERVICE AGENCY nearest you.

CUSTOMER SERVICE DATA

please have this information available if calling for service

RESTAURANT _____________________________ LOCATION _____________

INSTALLATION DATE ________________________ TECHNICIAN ___________

SERVICE COMPANY ________________________________________________

ADDRESS ___________________________ STATE ______ ZIP__________

TELEPHONE NUMBER (_____)_____-_________

EQUIPMENT MODEL NO. _____________EQUIPMENT SERIAL NO. _______________

M521 p/n 2M-Z17085 OpM WVU- Universal Hood

VOLTAGE: (check one) 208 240

Page 28

WELLS MANUFACTURING

10 Sunnen Dr., St. Louis, MO 63143

telephone: 314-678-6314

fax: 314-781-2714

www.wellsbloomfield.com