BKI WS-15ST Service Manual

Warming Stations

Series: WS-13 and WS-15ST(C)
Service Manual

CS-TM-065.01 01/23/2019

Warranty Information

LIMITED TWO YEAR WARRANTY

BKI (The “Company”) warrants to the original purchaser/user, 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 given within TWO YEARS AND THREE MONTHS
from date of shipment from the factory. Defective conditions caused by abnormal use or misuse,
lack of maintenance, damage by third parties, alterations by unauthorized personnel, acts of God,
failure to follow installation instructions or any other events beyond the control of the company will
NOT be covered under Warranty. The obligation of the Company under this Warranty shall be
limited to repairing or replacing (at the option of the company) any part which is defective in
reasonable opinion of the Company. The user will have the responsibility of removing and
returning the defective part to the Company and installing the replacement part.

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.
THIS WARRANTY SHALL APPLY ONLY WITHIN THE CONTINENTAL UNITED STATES, ITS
TERRITORIES, AND POSSESSIONS AND IN CANADA.

LIMITED TWO YEAR LABOR WARRANTY

All labor necessary to repair or replace factory defective parts will be performed, without charge,
to the end user, by service personnel of a BKI Authorized Distributor during the first ninety days
after the date of installation of the new equipment.

Replacement parts: Any appliance replacement part, except lamps and fuses, which proves to
be defective in material or workmanship within 90 days from date of original installation will be
repaired or replaced without charge F.O.B. Factory, Simpsonville, S.C. or F.O.B. authorized
distributor.

Warming Station

3

Table of Contents

Table of Contents .....................................................................................................................................................3

Introduction ...............................................................................................................................................................4

Safety Precautions .................................................................................................................................................4

Safety Signs and Messages ..............................................................................................................................4

Safe Work Practices ..........................................................................................................................................4

Safety Labels .....................................................................................................................................................6

Operation ...................................................................................................................................................................8

Models ....................................................................................................................................................................8

Unit Shutdown ....................................................................................................................................................8

Operational Guidelines ...........................................................................................................................................8

Installation .................................................................................................................................................................9

Instructions For Shipping Damage .........................................................................................................................9

Electrical Information ..............................................................................................................................................9

Maintenance ........................................................................................................................................................... 10

Scheduled Maintenance ...................................................................................................................................... 10

Troubleshooting ................................................................................................................................................... 11

Repair .................................................................................................................................................................. 11

Replacement Parts………………………………………………………………………………………………………..12
WS-13 Wiring Diagram…………………………………………………………………………………………………...13
WS-15ST(C)……………………………………………………………………………………………………………….14

Notes………………………………………………………………………………………………………………………….15

BKI Worldwide is a wholly owned subsidiary of Standex International Corporation.

Warming Station

4

Introduction

Congratulations! You have chosen a Warming Station 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 that, 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.

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.

California Residents Only. This product can expose you to chemicals including
chromium, and lead which are known to the State of California to cause cancer
and birth defects or other reproductive harm. For more information go to

www.P65Warnings.ca.gov.

Warming Station

5

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. 29681
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 6, then contact:

BKI

Technical Services Department
2812 Grandview Drive
Simpsonville, S.C. 29681
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.

Warming Station

6

Safety Labels

Models WS-13

On Back of Unit

Warming Station

7

Model WS-15ST(C)

Warming Station

8

Operation

Models

Once the unit is plugged in to the appropriate receptacle with the appropriate overcurrent protection (see rating
tag), press the “I” portion of the power switch. Switch will illuminate, and the unit will begin to heat.

IMPORTANT: Allow 20 minutes to preheat before loading product into Warming Station.

Unit Shutdown

1. Press the “O” portion of the power switch.

2. Allow the equipment to cool to room temperature.

Operational Guidelines

• Foods should be a minimum of 160 F. before being placed in the warmer.

• Foods loaded in first should be served first as much as is practical.

• Check Federal and State Health and Sanitation Regulations for internal temperature required for holding

cooked foods for sale. Maintaining these temperatures often tends to continue to cook certain products.
Therefore, smaller amounts of bulk foods should be displayed at non-peak periods and the warmer
refilled as needed.

• For WS-15ST(C) Models Only: Top swivels to allow room to
dump product into pan.

This equipment is designed to hold foods for a short period of time only.

Warming Station

9

Installation

Serious injury, equipment damage or death could result if attempting to install this unit
yourself. Ensure that an authorized BKI service agent installs the unit.

Instructions for Shipping Damage

You are responsible for filing all freight claims with the delivering truck line. Inspect all cartons and crates for
damage when they arrive. If there is damage noted to shipping crates or cartons, or, if a shortage is found, note
this on the bill of lading (all copies) before signing.

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

Electrical Information

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.

Warming Station

10

Maintenance

Failure to comply with the maintenance below could result in a serious accident.

Electrocution, equipment failure or property damage could result if an unlicensed
electrician performs electrical repair. Ensure that a licensed electrician performs electrical
repair.

Scheduled Maintenance

This unit should be cleaned at the end of each working day. Use the following procedure:

Failure to remove power from this unit may cause severe electrical shock. This unit may
have more than one disconnect switch.

Never use abrasive cleaners that may damage the finish.
Never steam clean the interior.
Avoid getting excess water in the interior of the unit.
Do not leave this unit on and unattended after business hours.

1. Remove all food from the unit.

2. Remove power from the unit by following the shutdown procedures in the Operation section.

3. Allow the equipment to cool to room temperature.

4. Sponge the inside and outside of the unit with a mild soap and water solution, being sure to clean all
areas. Avoid getting water in the interior of the unit.

5. Wipe the parts and unit dry with a soft, clean cloth.

Warming Station

11

Troubleshooting

Problem

Cause

Possible Solution

Unit will not turn on.

Power cords not
connected or circuit
breaker supplying power
to the unit has tripped.

Make sure power cords are connected and circuit
breaker is on. If problem persists, contact a
licensed electrician.

Product is not holding its
temperature

Product temperature is
too low when loaded.

Or
Faulty component in

heating circuit

Make sure product is above 160 F when loaded.

Contact an authorized BKI service agent for
corrective action.

Unit is not heating

No power to unit

Or
Faulty component in

heating circuit.

Make sure power cords are connected and circuit
breaker is on. If problem persists, contact licensed
electrician.

Contact an authorized BKI service agent for
corrective action.

Repair

Before replacing any parts, make sure the power has been turned off and the unit has
cooled down.

Warming Station

Part #

Description

Picture

CS0005

Cord Set
For WS-13 & WS-15ST(C)

C0346

Element – Top Heat
For WS-13 & WS-15ST(C)

S0356

Power Switch
For WS-13 & WS-15ST(C)

C0348

Foil Element – Bottom Heat
For WS-15ST(C) Only

Replacement Parts

12

Warming Station

13

WS-13 Wiring Diagram

Warming Station

14

WS-15ST(C) Wiring Diagram

Warming Station

15

Notes

CS-TM-065.01 01/23/2019

2812 Grandview Drive, Simpsonville, S.C. 29681, USA
http://www.bkideas.com

Made and printed in the U.S.A
LI0174/0704