Hatco GRCMW-1DH Service Manual

GLO-RAY

®

Merchandising Warmer

GRCMW-1DH

Installation & Operating Manual &

Replacement Parts List

I&W #07.05.184.00

This manual contains important safety information
concerning the maintenance, use and operation of this
product. Failure to follow the instructions contained in this
manual may result in serious injury. If you’re unable to
understand the contents of this manual, please bring it to
the attention of your supervisor. Do not operate this
equipment unless you have read and understood the
contents of this manual.

Este manual contiene importante información sobre
seguridad concerniente al mantenimiento, uso y
operación de este producto. Cualquier falla en el
seguimiento de las instrucciones contenidas en este
manual puede resultar en un serio daño. Si usted no
puede entender el contenido de este manual por
favor pregunte a su supervisor. No opere este
equipo al menos que haya leído y comprendido el
contenido de este manual.

Form No. GRCMWDHHIM-0907

i

CONTENTS

This manual provides the installation, safety and
operating instructions for the Glo-Ray Merchandising
Warmer. We recommend all installation, operating
and safety instructions appearing in this manual be
read prior to installation or operation of your Hatco
Merchandising Warmer. Safety instructions that
appear in this manual after a warning symbol and
the words WARNING or CAUTION printed in bold
face are very important. WARNING means there
is the possibility of serious injury or death to yourself
or others. CAUTION means there is the possibility
of minor or moderate injury. NOTICE signifies the
possibility of equipment or property damage only.

The Hatco Glo-Ray Merchandising Warmer is a
product of extensive research and field testing. The
materials used were selected for maximum
durability, attractive appearance and optimum
performance. Every unit is thoroughly inspected and
tested prior to shipment.

INTRODUCTION

The Glo-Ray®Merchandising Warmer keeps
breakfast foods, such as cinnamon rolls, biscuits,
gravy and eggs hot at kitchen work areas, waitress
pick-up stations or customer serving points.

The GRCMW-1DH incorporates Hatco’s precise
temperature control to safely hold foods longer. The
upper chamber holds food at optimum serving
temperatures, while the lower heated base includes
a high humidity design. Coated shatter-resistant
halogen lights enhance product displays while
safeguarding food products from bulb breakage.
The infrared upper metal sheath heating elements
are guaranteed against breakage and burnout for
two years and the foil blanket base heating
elements are guaranteed against burnout for one
year.

Model GRCMW-1DH features front access doors
and 1" adjustable legs as standard equipment.

Important Owner Information...............................i

Introduction ...........................................................i

Important Safety Information ..............................1

Model Description................................................2

Model Designation...............................................2

Specifications.......................................................3

Plug Configurations.........................................3

Electrical Rating Chart ....................................3

Dimensions......................................................3

Installation............................................................4

Unpacking .......................................................4

Location...........................................................4

Assembly.........................................................5

Operation..............................................................6

General............................................................6

Start-Up...........................................................6

Setting the Thermostat

Temperature Control.....................................8

Maintenance .........................................................9

Cleaning..........................................................9

Removing Lime & Mineral Deposits ..............10

Light Bulb Replacement................................11

Replacement Parts List.....................................13

Troubleshooting Guide......................................15

Hatco Limited Warranty.....................................17

Authorized Parts Distributors............Back Cover

IMPORTANT OWNER INFORMATION

Record the model number, serial number
(identification plate located on the rear of the unit),
voltage and purchase date of your Glo-Ray

®

Merchandising Warmer in the spaces below. Please
have this information available when calling Hatco
for service assistance.

Model No. ________________________________
Serial No. ________________________________
Voltage __________________________________
Date of Purchase __________________________

Business 8:00 a.m. to 5:00 p.m.
Hours: Central Standard Time

(Summer Hours: June to September –
8:00 a.m. to 5:00 p.m. C.S.T.
Monday through Thursday

8:00 a.m. to 2:30 p.m. C.S.T. Friday)
Telephone: [phone]
Fax: [phone] (Parts & Service)

[phone] (International)

Additional information can be found by visiting our
web site at www.hatcocorp.com.

24 Hour 7 Day Parts & Service
Assistance available in the
United States and Canada
by calling [phone].

GRCMW-1DH

120

Form No. GRCMWDHHIM-0907

1

IMPORTANT SAFETY INFORMATION

This product has no “user” serviceable parts.
To avoid damage to the unit or injury to
personnel, use only Authorized Hatco Service
Agents and Genuine Hatco Parts when
service is required.

Genuine Hatco Replacement Parts are
specified to operate safely in the
environments in which they are used. Some
aftermarket or generic replacement parts do
not have the characteristics that will allow
them to operate safely in Hatco equipment. It
is essential to use Hatco Replacement Parts
when repairing Hatco equipment. Failure to
use Hatco Replacement Parts may subject
operators of the equipment to hazardous
electrical voltage, resulting in electrical
shock or burn.

CAUTIONS

Unit is not weatherproof. For safe and proper
operation, locate the unit indoors where the
ambient air temperature is constant and is a
minimum of 70°F (21°C).

T o avoid any injury or damage, locate the unit
at the proper counter height, in an area that is
convenient for use. The location should be
level to prevent the unit or its contents from
accidentally falling, and strong enough to
support the weight of the unit and food
displayed.

To avoid any injury or damage to the unit, do
not move or relocate the unit for cleaning.

Standard and approved manufacturing oils
will smoke up to 30 minutes during initial set
up. This is a temporary condition. To assure
safe operation operate unit without food
product until smoke dissipates.

WARNINGS

For safe and proper operation plug unit into a
properly grounded electrical outlet of the
correct voltage, size and plug configuration.
If the plug and receptacle do not match,
contact a qualified electrician to determine
the proper voltage and size and install the
proper electrical outlet.

To avoid any injury, turn the power switch
OFF on the unit and unplug the unit from the
power source and allow to cool completely
before performing any maintenance or
cleaning.

To avoid electrical shock or personal injury,
do not steam clean or use excessive water on
the unit.

To prevent any injury or damage to the unit
do not pull unit by power cord.

To prevent any injury, discontinue use if
power cord is frayed or worn and contact
Authorized Service Agent to replace it.

Unit is not waterproof. DO NOT submerge in
water. To prevent any injury or damage do not
operate if unit has been submerged in water.

For safe and proper operation, the unit must
be located at least 1" (25 mm) from
combustible walls and materials. If safe
distances are not maintained, discoloration
or combustion could occur.

Only light bulbs which meet or exceed NSF
standards, specifically designed for food
holding areas must be used. Breakage of
light bulbs not specially coated could result
in personal injury and/or food contamination.

Some exterior surfaces on the unit will get
hot. Use caution when touching these areas
to avoid injury.

To avoid any injury or damage the unit must
only be serviced by qualified personnel.

If service is required on this unit, contact
your Authorized Hatco Service Agent, or
contact the Hatco Service Department at 800­558-0607 or 414-671-6350; fax [phone]
or International fax [phone].

IMPORTANT! Read the following important safety information to avoid personal injury or
death, and to avoid damage to the equipment or property.

Form No. GRCMWDHHIM-0907

2

MODEL DESIGNATION

IMPORTANT SAFETY INFORMATION

MODEL DESCRIPTION

GRCMW-1DH

The Hatco GRCMW-1DH Merchandising Warmer is
ideal for holding breakfast food at customer serving
points. This model features prefocused upper
infrared metal sheath heating elements, along with a
three-channel electronic temperature control for the
heated center shelf, heated base shelf and humidity
system.

Unit also features one lower front polycarbonate
access door, side enclosures, an upper breath
protector, 1" (25 mm) adjustable legs, a lighted
On/Off switch, halogen display lights and 6'
(1829 mm) cord and plug set.

The top shelf holds two 1/2 size pans or one full size
pan. The bottom shelf holds two 1/2 size pans.

NOTE: Optional upper door assembly available in
lieu of breath protector.

NOTE: Decorative Corian

®

trim pieces supplied and

installed by others.

Figure 1. Glo-Ray Model GRCMW-1DH

Figure 2. Model Designation

GR C M W-1 D H

GLO-RAY

Curved

Merchandising

Warmer

Humidity

Dual Shelf

One Full Pan

NOTICES

Use only non-abrasive cleaners. Abrasive
cleaners could scratch the finish of your unit,
marring its appearance and making it
susceptible to dirt accumulation.

Do not lay unit on the side with the control panel
or damage to unit could occur.

Do not drag or slide the unit when moving or
installing. Carefully lift the unit to prevent the
rubber feet from tearing off.

DO NOT use paper towel or glass cleaner to
clean polycarbonate breath protector. Paper
towel and glass cleaner may scratch the
material. Wipe off breath protector using a soft,
clean and damp cloth.

Form No. GRCMWDHHIM-0907

3

SPECIFICATIONS

Model Voltage Watts Amps Plug Configuration Shipping Weight

GRCMW-1DH 120 1660 13.8 NEMA 5-20P 100 lbs. (45 kg)

ELECTRICAL RATING CHART

PLUG CONFIGURATION

Units are supplied from the factory with an electrical
cord and plug installed. Plugs are supplied
according to the applications. (See Figure 3.)

WARNING
For safe and proper operation plug unit into a
properly grounded electrical outlet of the correct
voltage, size and plug configuration. If the plug
and receptacle do not match, contact a qualified
electrician to determine the proper voltage and
size and install the proper electrical outlet.

DIMENSIONS

Figure 3. Plug Configuration

NEMA 5-20P

A

B

C

Width Depth Depth Height

Model (A) (B) (C) (D)

GRCMW-1DH
with 1 door and 25-1/4" 17-1/2" 20-1/8 26-7/8"
breath protector (641 mm) (438 mm) (511 mm) (683 mm)

Width Depth Depth Height

Model (A) (B) (C) (D)

GRCMW-1DH 25-1/4" 17-1/2" --- 26-7/8"
with 2 doors (641 mm) (438 mm) (683 mm)

Figure 4. Dimensions Glo-Ray Model GRCMW-1DH

*Receptacle not supplied by Hatco.

*

D

Form No. GRCMWDHHIM-0907

4

INSTALLATION

UNPACKING

The Glo-Ray®Merchandiser is shipped with most
components pre-assembled. Care should be taken
when unpacking shipping carton to avoid damage to
unit and components enclosed.

WARNING
To prevent any injury or damage to the unit do
not pull unit by power cord.

WARNING
To prevent any injury, discontinue use if power
cord is frayed or worn and contact Authorized
Service Agent to replace it.

1. Remove the unit from the carton.

2. Remove information packet. To prevent delay

in obtaining warranty coverage, fill out and
mail the warranty card.

3. Remove tape and protective packaging from all
surfaces of unit.

NOTICE
Do not lay unit on the side with the control panel
or damage to the unit could occur.

NOTICE
Do not drag or slide the unit when moving or
installing. Carefully lift the unit to prevent the
legs from being damaged.

LOCATION

NOTE: Unit must be transported in the upright
position.

For proper operation and maximum performance,
locate the unit in an area where the ambient air
temperature is constant and is a minimum of 70°F
(21°C). Areas which are susceptible to active air
movements or currents should be avoided, i.e., near
exhaust fans or hoods and air conditioning ducts.

CAUTION
Unit is not weatherproof. For safe and proper
operation, locate the unit indoors

where the
ambient air temperature is constant and is a
minimum of 70°F (21°C).

WARNING
For safe and proper operation, the unit must be
located at least 1" (25 mm) from combustible
walls and materials. If safe distances are not
maintained, discoloration or combustion could
occur.

CAUTION
To avoid any injury or damage, locate the unit at
the proper counter height, in an area that is
convenient for use. The location should be level
to prevent the unit or its contents from
accidentally falling, and strong enough to
support the weight of the unit and food
displayed.