Maintenance; General; Daily Cleaning; Removing Lime And Mineral Deposits (Gmhdh Models) - Hatco GLOMAX GMHD Série Manuel D'installation Et D'utilisation

MAINTENANCE

General

The GLOMAX Heated Display Case is 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.
• This unit is not "jet-proof" construction. Do not use
jet-clean spray to clean this unit.
• Do not clean unit when it is energized or hot.
• 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.
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
+1-414-671-6350.

Daily Cleaning

To preserve the finish of the unit as well as maintain
performance, it is recommended that the unit be cleaned daily.
1. Turn off the unit, unplug the power cord, and allow the unit
to cool.
2. Wipe down all exterior and interior surfaces. A non-
abrasive cleaner may be used for difficult stains. Hard to
reach areas should be cleaned using a small brush and
mild soap.
• Make sure to clean the interior of the unit thoroughly.
• Rear doors can be removed by sliding each door to
the center then lifting up and tilting out of the bottom
channel.
• Clean the front, side, and rear glass panels using glass
cleaner and a damp, soft cloth or paper towel.
3. For GMHD models: Empty and clean the water pan using
a damp cloth.
For GMHDH models: Refer to the "Removing Lime and
Mineral Deposits" procedure in this section.
4. Wipe dry with a clean, non-abrasive cloth.
Removing Lime and Mineral Deposits
(GMHDH Models)
Use the following procedure for periodic cleaning and de-liming
of the water reservoir on GMHDH models.
NOTE: The lime and mineral content of the water used for
daily operation will determine how often the deliming
procedure must be performed.
NOTE: Perform this procedure when the unit will not be used
for a period of time, such as the end of the day.
1. Move the Power I/O (on/off) switch to the O (off) position
and unplug the power cord. Allow the unit to cool.
2. After the unit has cooled down, perform the "Draining the
Water Reservoir" procedure in this section.
3. Fill the water reservoir with a mixture of 75% water and
25% white vinegar. Do not use flavored vinegar.
4. Plug in and turn on the unit.
5. Set both the air temperature and humidity to their highest
settings and allow the unit to run for 30 minutes.
6. Move the Power I/O (on/off) switch to the O (off) position
and unplug the power cord. Allow the unit to cool.
7. Perform the "Draining the Water Reservoir" procedure to
empty the deliming solution from the water reservoir.
8. Continue to fill and drain the water reservoir with clean
water until the deliming solution is rinsed through and the
reservoir is clean.
9. Plug the unit into its power source and fill the reservoir
as usual for daily operation using the procedure in the
OPERATION section of this manual.

Draining the Water Reservoir (GMHDH Models)

The water reservoir must be drained prior to moving the cabinet
as well as during the "Removing Lime and mineral Deposits"
procedure.
1. Move the Power I/O (on/off) switch to the O (off) position,
unplug the power cord, and allow the unit to cool.
2. Move the drain outlet hose into position to drain water into
a pan or sink. CAUTION! BURN HAZARD—Water in
reservoir is hot during operation. Allow to cool before
draining.
3. Turn the drain plug cap counterclockwise to drain the
reservoir.
4. Once the reservoir is empty, turn the drain plug cap
clockwise onto the drain outlet hose to close the drain.
5. Insert the drain outlet hose back into place on back of unit.
NOTE: If the water used has an excessive amount of lime or
mineral content, follow the "Removing Lime and Mineral
Deposits" procedure for periodic cleaning and deliming
of the water reservoir.
NOTE: Unit failure caused by liming or sediment buildup is not
covered under warranty.
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Form No. GMHDCEM-0918