BKI CO User manual

Convection Oven
MODEL CO
Installation & Operation Manual
Serial Numbers 120317 and higher

Warranty Information
LIMITED ONE YEAR WARRANTY
BKI (The "Company") warrants to the original purchaser that at time of shipment from the
Company factory, this equipment will be free from defect in materials and workmanship. Written
notice of a claim under this warranty must be received by the Company within ONE YEAR from
the date of installation, but no longer than ONE YEAR AND THREE MONTHS from date of
shipment from the factory. Defective conditions caused by abnormal use or misuse, lack of or
improper maintenance, damage by third parties, alterations by unauthorized personnel, acts of
God, failure to follow installation and/or operating instructions, or any other events beyond the
reasonable control of the Company will NOT be covered under this warranty. The obligation of
the Company under this warranty shall be limited to repairing or replacing (at the option of the
Company) any part, with the exception of lamps, fuses, and glass (which are not covered under
warranty), which is found defective in the reasonable opinion of the Company. Any part found
defective by the Company will be repaired or replaced without charge F.O.B. factory,
Simpsonville, South Carolina or F.O.B. authorized BKI Distributor. The Company and/or its
authorized representatives will assume the normal replacement labor expense for the defective
part for the period of the warranty as stated above, excluding travel and/or other expenses
incidental to the replacement of the defective part, where replacement work is performed during
standard business hours and not subject to overtime, holiday rates, and/or any additional fees. IN
NO EVENT SHALL THE COMPANY BE LIABLE FOR LOSS OF USE, LOSS OF REVENUE OR
LOSS OF PRODUCT OR PROFIT OR FOR INDIRECT OR CONSEQUENTIAL DAMAGES
INCLUDING BUT NOT LIMITED TO, FOOD SPOILAGE OR PRODUCT LOSS. WARRANTY
DOES NOT COVER GLASS BREAKAGE. THE ABOVE WARRANTY IS EXCLUSIVE AND ALL
OTHER WARRANTIES, EXPRESS OR IMPLIED, ARE EXCLUDED INCLUDING THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
REPLACEMENT PARTS
Any appliance replacement part, with the exception of lamps, fuses, and glass, which proves to
be defective in material or workmanship within ninety (90) days of installation will be replaced
without charge F.O.B. Factory, Simpsonville, SC or F.O.B. authorized BKI Distributor. The user
shall have the responsibility and expense of removing and returning the defective part to the
Company as well as the cost of reinstalling the replacement or repaired part.

Convection Oven Table of Contents
1
Table of Contents
Table of Contents........................................................................................................................................1
Introduction .................................................................................................................................................2
Safety Precautions....................................................................................................................................2
Safety Signs and Messages.................................................................................................................2
Safe Work Practices.............................................................................................................................3
Safety Decals .......................................................................................................................................5
Health And Sanitation Practices...............................................................................................................7
Food Handling......................................................................................................................................7
Storage Of Raw Meats.........................................................................................................................7
Coding Cooked Foods..........................................................................................................................7
Storage Of Prepared Foods.................................................................................................................7
Operation .....................................................................................................................................................8
Controls and Indicators.............................................................................................................................8
Operating the Oven ..................................................................................................................................9
Cooking Suggestions................................................................................................................................9
Installation .................................................................................................................................................10
Unpacking and Handling.........................................................................................................................10
Location and Clearance..........................................................................................................................10
Wiring......................................................................................................................................................10
Maintenance ..............................................................................................................................................11
Scheduled Maintenance.........................................................................................................................11
Oven Cleaning....................................................................................................................................11
Troubleshooting......................................................................................................................................12
Repair .....................................................................................................................................................13
Lamp Replacement ............................................................................................................................13

Convection Oven Introduction
2
Introduction
Congratulations! You have chosen a Convection Oven that will give you many years of fine service from
the original manufacturer, BKI.
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 installation, operation, 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 are unable to
answer your questions, contact the BKI Technical Service Department, toll free:
1-800-927-6887. 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.

Convection Oven Introduction
3
Safe Work Practices
Wear Safe Clothing Appropriate To
Your Job
Always wear your insulated mitts when handling hot racks
or touch any hot metal surface. If you lose or damage
your mitts, you can buy new ones at your local restaurant
equipment supply store or from your local BKI Distributor.
Never wear loose clothing such as neckties or scarves
while operating this equipment. Keep loose hair tied back
or in a hair net while operating this equipment.
Always wear appropriate personal protection equipment
during the cleaning process to guard against possible
injury from hot cleaning solution.
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
P.O. Box 80400
Simpsonville, S.C. 29680-0400
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.

Convection Oven Introduction
4
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 5, then contact:
BKI
Technical Services Department
P.O. Box 80400
Simpsonville, S.C. 29680-0400
Or call toll free: 1-800-927-6887
Outside the U.S., call 864-963-3471
Be Prepared for Emergencies
Be prepared for fires, injuries, or other emergencies.
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 department near your
telephone.
Know your responsibilities 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 function and safety
of the equipment.

Convection Oven Introduction
5
Safety Decals

Convection Oven Introduction
6

Convection Oven Introduction
7
Health And Sanitation Practices
BKI ovens are manufactured to comply with health regulations and are tested and certified to UL®, CUL®,
and NSF®standards. You must operate the equipment properly using only quality products and use meat
thermometers to insure meats are thoroughly cooked.
Food Handling
• Wash hands thoroughly in warm, soapy water after handling raw poultry or meats.
• Clean and sanitize all utensils and surfaces that have been in contact with raw products.
• Never place cooked meats on the same surfaces used to prepare raw meats, unless the area
has been thoroughly cleaned and sanitized.
Storage Of Raw Meats
• Designate an area or shelf strictly for the storage of all raw meats to be used in the oven.
• Raw product must always be stored at temperatures below 38° F. (3° C.).
• Never store or mix raw foods above cooked foods, as this is a health hazard.The drippings from
raw foods contaminate cooked or processed foods.
• All chicken and chicken parts to be stored overnight must be thoroughly iced down and
refrigerated.
Coding Cooked Foods
All products cooked during the day should be sold the same day.
NOTE: It is not the intent of the cooking program to have unsold merchandise at the end of the cooking
day. Follow your company’s procedures for the handling of any leftover product.
Storage Of Prepared Foods
• Cold foods should be kept at or below 38° F. (3° C.).
• Hot foods must be maintained to meet local health codes, usually a minimum 145° F. (63° C.).

Convection Oven Operation
8
Operation
Controls and Indicators
Refer to the figure and table below for an explanation of controls and indicators.

Convection Oven Operation
9
Item # Description Function
1 Timer Used to set the cook time. Turn the timer knob
counterclockwise to the desired cook time then activate it using
the Timer switch. When the timer counts down to 0, a buzzer
will sound to call attention to the oven. Turn the timer switch off
to stop the buzzer.
NOTE: The timer does not turn off the heating elements.
2 Timer Switch (2 position) Used to turn the timer OFF (0) or ON (1). When the timer
counts down to 0, a buzzer will sound. Silence the buzzer by
placing the switch in the OFF (0) position.
3 Thermostat Used to set the cook temperature. Turn the thermostat knob
clockwise to the desired cook temperature. A light will turn on
when the thermostat calls for heat. The light will turn off when
the temperature is reached.
4 Power/Light Switch
(3 position) Used to turn the oven power and lights ON (1) or OFF (0). Place the knob in the center position to power the oven. Place
the knob in the fully clockwise position to power the oven and
the lights. Place the knob in the fully counterclockwise position
to turn the oven off.
5 Blower Switch (2 position) Used to turn the fan on providing optimum air circulation for
even baking. Place the knob in the fully clockwise position to
turn on the fan. The fan is automatically turned off when the
door is opened.
Operating the Oven
1. Place the Power/Light switch in the fully clockwise position. This will apply power to the oven and
turn the lights on.
2. Place the Blower switch in the ON (1) position.
3. Set the timer for the desired cook time.
4. Pre-heat the oven by setting the thermostat to the desired temperature. The thermostat light will
turn off when the temperature is reached.
5. Open the door and load product into oven once the oven has pre-heated. NOTE: Keep oven door
closed when not loading oven to avoid a sharp decline in oven temperature.
6. Place the Timer switch in the ON (1) position.
7. When the buzzer sounds, place the Timer switch in the OFF (0) position.
8. Using your oven mitts, open the door and unload the product.
9. Place the Blower switch in the OFF (0) position.
10. Place the Power/Light switch in the fully counterclockwise position OFF (0).
Cooking Suggestions
Most recipes can be adjusted for convection oven use by decreasing the temperature by 25° F and
decreasing cooking time about 25%. Dishes with cooking times over 45 minutes and that might dry out
too much (like lasagna, or meatloaf) should be covered for the first half of the cooking time.

Convection Oven Installation
10
Installation
Serious injury, equipment damage or death could result if attempting to install this
oven yourself. Ensure that an authorized BKI service agent install the oven.
Unpacking and Handling
It is the owners’ responsibility to file 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 crates is found, or if a shortage is
found, note this on the bill of lading (all copies) prior to signing.
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 truck line.
Remove all packing from the interior and exterior of the oven.
Location and Clearance
1. Place the oven not less than 8” from the back wall.
2. Lock the casters so the oven does not move. After every time the oven is moved, make sure the
casters are locked.
Wiring
Electrocution, equipment failure or property damage could result if an unlicensed
electrician performs the electrical installation. Ensure that a licensed electrician
perform the electrical installation in accordance with local codes, or in the absence
of local codes, with the National Electrical Code, ANSI NFPA 70-20XX.
This unit, when installed by an authorized BKI service agent, must be wired for use in accordance with all
applicable local, state, and federal codes. For specific electrical requirements and connections refer to the
wiring diagram attached to the unit or provided in the Service Manual.

Convection Oven Maintenance
11
Maintenance
Failure to comply with the maintenance below could result in a serious accident or
equipment damage.
Failure to remove power from this unit before performing maintenance may cause
severe electrical shock. This unit may have more than one disconnect switch.
Scheduled Maintenance
Oven Cleaning
The oven must be cleaned at the end of each business day. It is easier to clean while still warm. Cleaning
is not only necessary for sanitary reasons, but will increase sales appeal and maximize operating
efficiency.
Failure to remove power from this unit may cause severe electrical shock. This
unit may have more than one disconnect switch.
Using abrasive cleaners may damage the oven finish. Use only a mild soap and
water solution.
Never steam clean or get excess water in the interior of the oven as this can
damage unit.
DO NOT USE OVEN CLEANER on this machine. Caustic cleaners can cause
damage to the machine.
Always wear appropriate personal protection equipment during the cleaning
process to guard against possible injury from hot cleaning solution.
1. Place the Power/Light switch in the fully counterclockwise position OFF (0).
2. Turn the circuit breaker off that supplies power to the oven.
3. Wearing your insulated mitts, remove all products from the unit. Remove all food pans, racks and
inside bottom pan from the unit and place them in a large sink to soak in hot cleaning solution
(BKI Cleaner).
4. Allow the unit to cool to room temperature before proceeding.
5. Lift the left-side tray rack off of its mounting brackets and out of the oven. Repeat this for the
right-side tray rack. Place the tray racks in a large sink to soak in hot cleaning solution (BKI
Cleaner).
6. Slide the bottom of the inside blower cabinet forward and remove from oven. Place in a large sink
to soak in hot cleaning solution (BKI Cleaner).
7. Slide the bottom of the left side insert assembly to the center of the oven and remove from oven.
Place the assembly in a large sink to soak in hot cleaning solution (BKI Cleaner).
8. Slide the bottom of the right side insert assembly to the center of the oven and remove from oven.
Place the assembly in a large sink to soak in hot cleaning solution (BKI Cleaner).

Convection Oven Maintenance
12
9. Clean the outside of the oven with warm water, a sponge and approved cleaner which is
authorized for use on food surface areas.
10. Wipe the unit dry with a soft cloth.
11. Finish cleaning the parts, wipe dry and reassemble the oven.
Troubleshooting
Refer to the table below for troubleshooting information.
Problem Cause Possible Solution
Unit will not turn on Oven is not connected to power
source. Have a licensed electrician connect the oven to an
appropriate power source.
Power to unit is not on. Problem
with building power panel,
circuit breaker/fuse or
receptacle.
Check circuit breaker or fuses at
building power panel. If problem
persists, contact a licensed
electrician.
Blown fuse on unit. Contact an authorized BKI service
agent for corrective action.
Defective power switch. Contact an authorized BKI service
agent for corrective action.
Unit operates for a period of
time, then, the oven shuts
down.
Problem with building power
panel, circuit breaker/fuse or
receptacle.
Check circuit breaker or fuses at
building power panel. If problem
persists, contact a licensed
electrician.
Defective over-temperature
switch. Contact an authorized BKI service agent for corrective action.
Oven does not heat at all. Improper control settings. Check time and temperature
settings.
Door left open. Keep door closed when not
loading oven.
Blower fan stopped. Check that blower switch is on. If
problem persists, contact an
authorized BKI service agent for
corrective action.
Loose wire on heater circuit. Contact an authorized BKI service
agent for corrective action.
Defective relay. Contact an authorized BKI service
agent for corrective action.
Heating elements not
functioning. Contact an authorized BKI service agent for corrective action.
Oven has very slow heat up or
recovery. Heating elements not functioning. Contact an authorized BKI service agent for corrective action.

Convection Oven Maintenance
13
Problem Cause Possible Solution
Oven will not come up to
temperature Improper thermostat setting. Check temperature setting.
Failed heating element or
blower fan. Contact an authorized BKI service agent for corrective action.
Product not cooked thoroughly Oven not preheated. Be sure to preheat the oven
before placing product in oven.
Door left open. Keep door closed when not
loading oven.
Improper time and temperature. Check for proper time and
temperature setting.
Failed heating element,
thermostat or blower fan. Contact an authorized BKI service agent for corrective action.
Repair
Lamp Replacement
1. Place the Power/Light switch in the fully counterclockwise position OFF (0).
2. Turn the circuit breaker off that supplies power to the oven.
3. Wearing your insulated mitts, remove all products from the unit. Remove all food pans, racks and
inside bottom pan from the unit.
4. Allow the unit to cool to room temperature before proceeding.
5. Lift the left-side tray rack off of its mounting brackets and out of the oven. Repeat this for the
right-side tray rack.
6. Slide the bottom of the inside blower cabinet forward and remove from oven.
7. Replace the defective lamp with one that is in compliance with NSF standards.
8. Reassemble oven.

P.O. Box 80400, Simpsonville, S.C. 29680-0400, USA
http://www.bkideas.com
Made and printed in the U.S.A
LI0216/0407