BKI FH-28CT Operators Manual

Ventless Hood System

MODEL FH-28CT COUNTERTOP
Service Manual

CS-TM-041.01 Revised 04/17/13

[phone] • Toll Free: [phone] • Fax: [phone]

WHAT IS

WHO IS

COVERAGE PERIOD

WARRANTY COVERAGE

EXCEPTIONS

EXCLUSIONS

INSTALLATION

REPLACEMENT PARTS

date of

COVERED

COVERED

installation

by a BKI F

BKI LIMITED W ARRANTY

2812 Grandview Dr. • Simpsonville, SC 29680 • USA

This warranty covers defects in material and workmanship under normal use, and applies
only to the original purchaser providing that:

 The equipment has not been accidentally or intentionally damaged, altered or misused;
 The equipment is properly installed, adjusted, operated and maintained in accordance

national and local codes, and in accordance with the installation and operating

with
instructions provided with this product.

 The serial number rating plate affixed to the equipment has not been defaced or

removed.

This

equipment purchased

 Warranty claims must be received in writing by BKI within one (1) year from

date of installation or within one (1) year and three (3) months from data of
shipment from the factory, whichever comes first.

 COB Models: One (1) Year limited parts and labor.
 COM Models: Two (2) Year limited parts and labor. COM convection ovens also have

a two (2) year door warranty.

 CO1 Models: Two (2) Year limited parts and labor. Five (5) Year limited door

warranty.

 BevLes Products: Two (2) Year limited parts and labor.
 Warranty period begins the date of dealer invoice to customer or ninety (90) days

after shipment date from BKI, whichever comes first.

This

warranty

xpenses

e
hours

travel time and

extended door warranty on convection ovens years 3 through 5 is a parts only warranty and
does not include labor, travel, mileage or any other charges.

 Thermostat calibrations
 Air and gas
 Light
 Glass doors and
 Fuses,
 Adjustments
 Tightening
 Failures
 Unauthorized
 Damage
 Alteration,
 Thermostats
 Freight –
 Ordinary
 Failure to follow
 Events

appropriate installation

per
installer, not the
BKI genuine
actory Authorized

warranty

covers on-site labor, parts and

of the

Any exceptions must be pre-approved in advance and in writing by BKI. The

 Negligence

adjustments,

bulbs,

of screws or

caused

in

shipment,

misuse or

and safety valves with
other than normal UPS charges,
wear and

beyond control

Leveling, as well as

manufacturer.

Factory OEM parts receive a (90) day

is

extended

for use in the U.S.A.

authorized

door adjustments,

to

burner

by erratic

repair by

installation and/or operating instructions,

Service

service

performed during regular, weekday business hours.

or acts of

after (30) days

flames and

fasteners,

voltages

anyone other than

improper installation,

tear,

of the

company.

proper installation

and use materials – is the responsibility of the

Center.

to the original

representative

God,

from equipment installation date,

cleaning of

or gas

broken

purchaser

reasonable

suppliers,

a BKI F

capillary tubes,

and check out of all

travel

up to (100) miles

pilot

burners,

actory Authorized

materials warranty

and applies only to

time

and travel

round

trip and (2)

Service Center,

new equipment -

dealer

effective from the

or

CS-TM-041.01 Revised 04/17/13

Ventless Hood System Table of Contents

Table of Contents

Table of Contents ........................................................................................................................................1

Introduction..................................................................................................................................................2

Safety Precautions ....................................................................................................................................2

Safety Signs and Messages .................................................................................................................2

Specific Precautions .............................................................................................................................2

Safe Work Practices .............................................................................................................................3

Safety Labels ........................................................................................................................................4

Hood Specifications ..................................................................................................................................4

Cooktop Specifications..............................................................................................................................4

Installation....................................................................................................................................................5

Unpacking and Handling ...........................................................................................................................5

Inspection for Shipping Damage...........................................................................................................5

Location and Clearance ........................................................................................................................5

Assembly and Mounting ............................................................................................................................5

Hood Mounting......................................................................................................................................5

Particle/Odor Filter ................................................................................................................................6

Fire Damper ..........................................................................................................................................6

Air Deflector ..........................................................................................................................................7

Fire Extinguishing System ....................................................................................................................7

Wiring ......................................................................................................................................................15

Maintenance ...............................................................................................................................................18

Scheduled Maintenance..........................................................................................................................18

Cleaning the Grease Baffle.................................................................................................................19

Replacing the Particle/Odor Filter.......................................................................................................19

Replacement Parts ....................................................................................................................................20

Wiring Diagrams ........................................................................................................................................26

Notes...........................................................................................................................................................27

1

Ventless Hood System Introduction

Introduction

Congratulations! You have chosen BKI’s Ventless Hood system, a state-of-the-art unit that filters grease
laden air and returns it to the room.

The BKI name and trademark on this unit assures you of the finest in design and engineering -- that it has
been built with care and dedication -- using the best materials available. Attention to the operating
instructions regarding proper operation, installation and maintenance will result in long lasting
dependability to insure the highest profitable return on your investment.

PLEASE READ THIS ENTIRE MANUAL BEFORE OPERATING THE UNIT. If you
have any questions, please contact your BKI Distributor. If they do not answer
your questions, contact the BKI Technical Service Department, toll free: 1-800­927-6887. Outside the U.S., call 1-864-963-3471.

Safety Precautions

Always follow recommended safety precautions listed in this manual. Below is the safety alert symbol.
When you see this symbol on your equipment, be alert to the potential for personal injury or property
damage.

Safety Signs and Messages

The following Safety signs and messages are placed in this manual to provide instructions and identify
specific areas where potential hazards exist and special precautions should be taken. Know and
understand the meaning of these instructions, signs, and messages. Damage to the equipment, death or
serious injury to you or other persons may result if these messages are not followed.

This message indicates an imminently hazardous situation, which, if not avoided,
will result in death or serious injury.

This message indicates a potentially hazardous situation, which, if not avoided,
could result in death or serious injury.

This message indicates a potentially hazardous situation, which, if not avoided,
may result in minor or moderate injury. It may also be used to alert against unsafe
practices.

This message is used when special information, instructions or identification are
required relating to procedures, equipment, tools, capacities and other special
data.

Specific Precautions

Carbon monoxide poisoning will result from using this hood with any appliance
that utilizes combustible fuel. Use only electrical appliances with this hood.

Hood failure could result if the hood is operated without the grease baffle and
particle/odor filter installed. This is a special filter designed for this application
only; other filters will not work properly. Use only a BKI particle/odor filter.

2

Ventless Hood System Introduction

Safe Work Practices

Beware of High Voltage

This equipment uses high voltage. Serious injury can occur if you or any
untrained or unauthorized person installs, services, or repairs this equipment.
Always Use an Authorized Service agent to Service Your Equipment

Keep this manual with the Equipment

This manual is an important part of your equipment. Always keep it near for easy
access. If you need to replace this manual, contact:

BKI

Technical Services Department
2812 Grandview Drive
Simpsonville, S.C. 29680
Or call toll free: 1-800-927-6887
Outside the U.S., call 864-963-3471

Protect Children

Keep children away from this equipment. Children may not understand that this
equipment is dangerous for them and others.

NEVER allow children to play near or operate your equipment.

Keep Safety Labels Clean and in Good Condition

Do not remove or cover any safety labels on your equipment. Keep all safety
labels clean and in good condition. Replace any damaged or missing safety
labels. Refer to the Safety Labels section for illustration and location of safety
labels on this unit. If you need a new safety label, obtain the number of the
specific label illustrated on page 4, then contact:

BKI

Technical Services Department
2812 Grandview Drive
Simpsonville, S.C. 29680
Or call toll free: 1-800-927-6887
Outside the U.S., call 864-963-3471

Prepare for Emergencies

Be prepared for fires, injuries, or other emergencies.

911

Keep a first aid kit and a fire extinguisher near the equipment. You must use a
40-pound Type BC fire extinguisher and keep it within 25 feet of your equipment.

Keep emergency numbers for doctors, ambulance services, hospitals, and the
fire departments near your telephone.

Know your responsibility as an Employer

• Make certain your employees know how to operate the equipment.

• Make certain your employees are aware of the safety precautions on the

equipment and in this manual.

• Make certain that you have thoroughly trained your employees about
operating the equipment safely.

• Make certain the equipment is in proper working condition. If you make
unauthorized modifications to the equipment, you will reduce the safety and
function of the equipment.

3

Ventless Hood System Introduction

Safety Labels

Hood Specifications

Power 208/120V or 240/120V (Neutral wire required)

Phase 1 or 3 (see wiring instructions)

Hood Blower Motor 1/2 HP

Fuse or Breaker size 40A

Wire Size Minimum recommended wire size for all leads and neutral is 8 ga.

Note: Above specifications include the load of 4 cooktop appliances (1.5KW) powered by the hood.

Cooktop Specifications

Volts 120V

Phase 1

Maximum Amps 12.5A

Maximum Input 1500W

Frequency 60 Hz

Maximum combined cooking surface area 450 sq. in. (2903 sq. cm.)

Maximum cooking surface temperature

USE UL LISTED APPLIANCES ONLY

450° F. (232° C.)

4

Ventless Hood System Installation

Installation

Unpacking and Handling

Inspection for Shipping Damage

YOU are responsible for filing all freight claims with the delivering truck line. Inspect all cartons and crates

for damage as soon as they arrive. If damage to cartons or pallets is found, or if a shortage is found, note
this on the bill of lading (all copies) prior to signing and receiving.

If damage is found when the equipment is opened, immediately call the delivering truck line and follow up
the call with a written report indicating concealed damage to your shipment. Ask for an immediate
inspection of your concealed damage item. Packaging material MUST be retained to show the inspector
from the shipping line.

Location and Clearance

Place the Filter Hood in a location with clearance as shown below. These distances provide for proper
clearance to combustible surfaces, access for maintenance, and proper air flow from hood exit vent.

MINIMUM CLEARANCE HOOD TO
COMBUSTIBLE 18 in. (FH-28) SIDES, 0 in.

BACK, 0 in. TOP, 0 in. BOTTOM

APPLIANCE CLEARANCE Cooking surface
must be at least 3.5 inches behind the front edge
of the hood.

Assembly and Mounting

Hood Mounting

1. Assemble the hood to the table using four 1/4” x 20 bolts (3/4” long) and lock washers. Mounting
brackets are fixed to the support legs as shown below.

Front Mounting Brackets Rear Mounting Brackets

2. Seal the hood base to unit using NSF approved silicone rubber sealant.

5

Ventless Hood System Installation

3. Place the appliance shelf under the hood as shown below.

Particle/Odor Filter

1. Remove the filter from the plastic bag.

2. Open the filter door on the front of the unit by rotating the handle counter-clockwise.

3. Observing the “UP” arrows on the filter, with a hand at each front corner, carefully slide the filter
into the unit.

4. Close and latch the door.

Fire Damper

A UL Listed 165° F fusible link must be installed in the damper assembly located at the top of the unit.
Install as follows:

1. Lift the damper.

2. Place the link on the damper hook.

3. Lower the damper while placing the link onto the stationary hook.

6

Ventless Hood System Installation

Air Deflector

Mount air deflector, as shown in the figure below, using two knurled screws (provided).

Fire Extinguishing System

In the event of an appliance fire, serious injury, property damage or death could
occur if any part of the appliance obstructs the spray nozzles. Ensure that lids
and/or other parts of the appliance do not obstruct the spray pattern of either
nozzle.

The fire extinguishing system components used in this hood have been
evaluated by U.L. in the course of their classification for use on this hood.

An authorized Range Guard distributor must install and activate the filter hood
fire extinguishing system. To locate an authorized Range Guard Distributor use
the following contact information:

Ronald Woodward
Technical Service Specialist
Badger Fire Protection
4251 Seminole Trail
Charlottesville Va. 22911
Office: 800-446-3857 ext. 111
Fax: [phone]
Mobile: [phone]

7

Ventless Hood System Installation

1. Mount the fire extinguisher control as follows:

a. When viewed from the front of the hood, mount the fire extinguisher control/cylinder plate to

right hand side of hood (see Figure 1) when hood is mounted on left end of table or to left
side of hood (see Figure 2) when hood is mounted on right end of table. Use (2) ¼-20x3/4”
bolts and lockwashers to secure plate to rear of hood frame.

b. Attach cylinder actuator and discharge fitting assembly cylinder.

c. Mount cylinder on bracket.

d. Attach 8” nipple, 17.5” nipple, 90° ells, and union/vent assembly as shown in Figure 1 or

Figure 2. It may be necessary to rotate the union and elbow 180° to attach to cylinder union.

e. Attach conduit lengths and corner pulleys to A+ control box as shown in Figure 1 or Figure 2

simultaneously routing cable per standard Range Guard procedures.

f. Route flexible conduit as shown to top of A+ control box.

g. Connect microswitch interlock to hood electrical wires per wiring diagram provided in this

manual. Refer to the electrical diagram included in this manual (see page 26).

2. Mount the Pull Station as follows:

a. Remove protective plastic from all parts.

b. Mount remote pull box to remote pull enclosure bottom using (2) ¼-20x ¾ bolts,

lockwashers, and nuts.

c. Mount remote pull mounting plate to side of table using hardware provided with table.

d. Refer to in Figure 3 or Figure 4. Attach remote pull enclosure bottom to inside of mounting

plate using (6) #10 sheetmetal screws.

e. Attach conduit lengths and corner pulleys to remote pull box as shown in Figure 3 or Figure 4

simultaneously routing cable per standard Range Guard procedures.

f. Attach remote pull enclosure top to mount plate and enclosure bottom using (8) #10

sheetmetal screws.

h. Mount remote pull cover plate. Refer to Figure 5 for complete pull station mounting.

8