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Form No. 702718 Rev. A March, 2005 113
Owner’s Manual - Regal Intensive Care Unit
Thermostat
P/N 853421
CAUTION: Before proceeding, make sure the unit is
Off, and the electric power cord un-plugged.
Tools and Supplies Required
Phillips screwdriver
Small flat-blade screwdriver
3/8-in. wrench
11/32-in. wrench
Utility knife or small cutter
Small wire ties (3)
Markers, masking tape, tags, or other means to mark wires
Removal
1. Make sure that the main on/off switch is
Off and the amber light in the switch is out.
2. Unplug the power cord from the electrical
outlet.
3. Open the electronics compartment (refer
to Page 57).
4. Open the filter/fans compartment (refer to
Page 58).
CAUTION: When handling Sodalime,
observe the CAUTIONS on Page 4.
5. Lift out the Sodalime pan and place it in a
safe location.
6. With a Phillips screwdriver and a 11/32-in.
wrench remove the two screws/nuts that
hold the thermostat bracket to the partition
wall (Figure 124).
7. Pull the thermostat and bracket out as far
as you can.
8. With a small flat-blade screwdriver, remove
the cover screw on the front of the thermo-
stat (Figure 125).
Figure 125. Cover Screw on Thermostat
Cover
Screw
Figure 124. Thermostat Bracket
Mounting Screws/Nuts
Filter/Fans Comp.
Thermostat
Bracket
Nuts
Electronics Comp.
Thermostat
Bracket
Screws