Maintenance; General; Cleaning; Replacing Display Light Bulbs - Hatco GLO-RAY GRHW Series Installation And Operating Manual

MAINTENANCE

General

GRHW Series mini-merchandisers are designed for maximum
durability and performance, with minimum maintenance.
WARNING
ELECTRIC SHOCK HAzARD:
• Turn power switch OFF, unplug power cord, and allow
unit to cool before performing any maintenance or

cleaning.

• DO NOT submerge or saturate with water. unit is not
waterproof. Do not operate if unit has been submerged
or saturated with water.
• Do not steam clean or use excessive water on unit.
• Do not clean unit when it is energized or hot.
This unit has no "user-serviceable" parts. If service is
required on this unit, contact an Authorized Hatco Service
Agent or contact the Hatco Service Department at
800-558-0607 or 414-671-6350; fax 800-690-2966; or
International fax 414-671-3976.
Cleaning
To preserve the finish of the unit as well as maintain
performance, it is recommended that the unit be cleaned daily.
NOTICE
Submerging or saturating unit with water will damage unit
and void product warranty.
Do not drag or slide unit when moving or installing.
Carefully lift unit to prevent the rubber feet from tearing off.
IMPORTANT — DO NOT use paper towel or glass cleaner to
clean polycarbonate surfaces. Paper towel and glass
cleaner may scratch the material. Wipe off polycarbonate
surfaces using a soft, clean, and damp cloth.
1. Turn off the unit, unplug the power cord, and allow the unit
to cool.
2. Wipe down all exterior and interior surfaces using a damp
cloth. a non-abrasive cleaner may be used for difficult stains.
Hard to reach areas should be cleaned using a small brush
and mild soap.
3. Clean the polycarbonate sneeze guard and side panels
using a mild, soapy water solution and a damp, soft cloth.
NOTI E: DO NOT use paper towel or glass cleaner.
4. Clean the glass side panels using a standard glass cleaner
(GRHW-1SGD and GRHW-1SGDS models only).
5. Clean the heated glass surface using a standard ceramic
glass stove top cleaner.

Replacing Display Light Bulbs

use only light bulbs that meet or exceed National
Sanitation Foundation (NSF) standards and are specifically
designed for food holding areas. Breakage of light bulbs
not specially coated could result in personal injury and/or
food contamination.
The display lights are incandescent light bulbs that illuminate
the warming area. Each bulb has a special coating to guard
against injury and food contamination in the event of breakage.
1. Turn off the unit, unplug the power cord, and allow the unit
to cool.
2. Unscrew the light bulb from the unit and replace it with a
new, specially-coated incandescent light bulb.
NOTE: Hatco shatter-resistant light bulbs meet NSF standards
for food holding and display areas. For 120 V
applications, use Hatco P/N 02.30.043.00. For 220,
240, 220–230, and 230–240 V applications, use Hatco
P/N 02.30.058.00.
ELECTRIC SHOCK HAzARD: use only Genuine Hatco
Replacement Parts when service is required. Failure to use
Genuine Hatco Replacement Parts will void all warranties
and may subject operators of the equipment to hazardous
electrical voltage, resulting in electrical shock or burn.
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.

Ground Fault Circuit Interrupter (GFCI)

The GRHW-1SGD and the GRHW-1SGDS are supplied with a
built-in Ground Fault Circuit Interrupter (GFCI) that is designed
to turn off electrical power and help prevent damage to the
internal components when there is a short circuit or electrical
fault.
To reset the GFCI:
1. make sure the unit is plugged in and all ON/OFF switches
are in the ON position.
2. Push the red RESET button.
If the GFCI continues to trip, contact your local authorized Hatco
Service agency.
Ground Fault
Circuit Interrupter
(GFCI)
Figure 16. Ground Fault Circuit Interrupter
10
WARNING
WARNING
RESET Button
Form No. GRHWm-0111