Draining The Water Reservoir; Removing Lime And Mineral Deposits; Replacing A Display Light - Hatco FlAV-R-SAVOR FSD Series Installation And Operating Manual

MAINTENANCE

Draining the Water reservoir

The water reservoir in humidified units must be drained prior to
moving the cabinet as well as during the "Removing Lime and
Mineral Deposits" procedure.
WARNING
ElECTrIC SHoCK HAzArD: Turn the power switch oFF,
unplug the power cord, and allow the unit to cool before
performing any maintenance or cleaning.
1. Turn off the unit, unplug the power cord, and allow the unit
to cool.
2. Locate the valve inside the cabinet on the underside of the
ceiling sheet.
CAUTION
BUrN HAzArD: Ceiling sheet and water in reservoir are
hot during operation. Allow to cool before draining.
3. Position a one gallon (four liter) container under the valve.
4. Turn the valve handle from the horizontal position (closed)
to the vertical position (open) to drain the reservoir.
5. Once the reservoir is empty, return the valve handle to the
closed position.
Valve
Open
Figure 12. Draining Reservoir Valve
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.

removing lime and Mineral Deposits

Use the following procedure for periodic cleaning and de-liming
of the water reservoir in humidified units.
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. Turn off the unit, unplug the power cord, and 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. Turn off the unit, unplug the power cord, and 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
water discharge is clean.
9. Plug the unit into its power source and fill the reservoir as
usual for daily operation using the procedure in the
Valve
OPERATION section of this manual.
Closed

replacing A Display light

Make sure protective lamp cover(s) are installed in front of
fluorescent lamp(s). Breakage of fluorescent lamps not
properly protected could result in personal injury and/or
food contamination.
The unit is equipped with two fluorescent lamps that illuminate
the warming area. These lamps have a special lamp cover to
guard against injury and food contamination in the event of
breakage. When replacing a fluorescent lamp, use P/N
02.30.074.00. Use the following procedure to replace a
fluorescent lamp.
1. Turn off the unit, unplug the power cord, and allow the unit
to cool.
2. Remove the lamp cover from in front of the fluorescent
lamp.
3. Carefully twist the fluorescent lamp and pull out to remove
it from the sockets on each end.
4. Align the tabs on each end of the new fluorescent lamp with
the channels on each socket, and push the lamp into the
sockets.
5. Carefully twist the fluorescent lamp in the sockets until it
"snaps" into position.
6. Replace the lamp cover in front of the fluorescent lamp.
14
WARNING
Form No. FSDM-0810