Wallmaster - Friedrich Kuhl KCS12B10A Service Manual

REMOVE AND INSTALL THE CHASSIS

Wallmaster

WARNING
ELECTRIC SHOCK HAZARD
Disconnect power to the unit before
servicing. Failure to follow this warning
could result in serious injury or death.
Remove Chassis
1. Unplug the unit..
2. Remove the front grill. See Routine Maintenance Figure 403.
3. Remove the clamped drain hose from the nipple if installed.
4. Hold the cabinet stationary then use the hand grips on both
ends of the decorative front assembly to pull the chassis out of the
cabinet .
Note: If Ground wire is screwed into the Sleeve, disconnect before
attempting to pull unit all the way out..
Reinstall Chassis
1. Check the sleeve to be certain it has been correctly installed in the
wall. Remove the front panel on the WSE SLEEVE. Remove the rear
WEATHER PANEL. Reverse grille. Place lower edge into sleeve tab
(Friedrich logo facing out). Align slots with the screw holes. Secure
grille with screws.
A. Check the anchor screw. There should be four (4) in the WSE
SLEEVE (two in each side).
B. Determine if the sleeve has a downward slope of 3/8 bubble
to the outside..
C. Check to be sure the sleeve has been sealed around all
edges with an industrial type caulking on both the outside
and inside to prevent rain entry.
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2. Check the electrical receptacle to see that it conforms to the
requirements for the chassis model to be installed. See figure 207 for
the receptacle requirements.
3. Remove the chassis from the shipping carton.
4. Remove the FRONT PANEL. Using the handles, pull panel out until it
is released from the two retaining snaps. Place the cover aside carefully.
5. Lift the chassis by the basepan and slide it into the front of the sleeve.
(Obtain assistance as needed.)
6. Turn the unit at an angle to allow clearance to secure the grounding
wire which has a red tag on it. Drive a grounding screw through
the lug on the grounding wire, through the wall sleeve, and into
the wall frame.
7. Push the chassis all the way into the sleeve, using the plastic front
handles, so that the front panel meets the front edge of the shell.
NOTE: Chassis comes with pre-installed seal gasket.
8. Check that filter is properly installed, and reinstall front panel.
Figure 506 (Remove and Install the Chassis)