
Section 4 Component Teardown
4-3
Figure 4-3.
NOTE: The FAS series user interface mounting
screw is located along the left side of the unit.
NOTE: Some FAM models will have two mount-
ing screws securing the user interface to the unit
frame.
Screw
Figure 4-4.
Figure 4-5. View from Top of Unit
Screws
Electrical
Connection
ScrewsScrews
Front of Unit
User Interface Removal
The user interface is secured with a screw to the unit
frame. The cabinet wrapper/sleeve does not need to be
removed to remove the user interface.
To remove the user interface:
1. Disconnect power supply from unit.
2. Remove the front panel assembly.
3. Extract screw securing user interface to unit frame.
(See Figure 4-3)
4. Disconnect the user interface at connector.
User Interface Circuit Board Removal
The user interface is secured with a screw to the unit
frame. The cabinet wrapper/sleeve does not need to be
removed if the user interface wire harness has a quick
disconnect. If wire harness does not have a quick
disconnect, the cabinet wrapper/sleeve will have to be
removed and user interface disconnected at the control
board.
To remove the user interface:
1. Disconnect power supply from unit.
2. Remove the front panel assembly.
3. Extract screw securing user interface to unit frame.
4. Disconnect the user interface at the connector.
(See Figure 4-4)
5. Extract the four screws securing the user interface
board to the plastic housing.
Blower Scroll Front Cover Removal
The blower scroll front cover is secured with 4 screws
located at the top left and right sides of the unit.
NOTE: Heat equipped models will have two screws at
the top and one screw on each side.
This cover must be removed to access the electrical
components of the unit.
To remove the blower scroll front cover:
1. Disconnect power supply from unit.
2. Remove the front panel assembly. Pull the unit from
the cabinet wrapper/sleeve.
3. Extract the screws securing the blower scroll front
cover to the left and right upper sides of the unit.
(See Figure 4-5)
4. Remove cover from unit.
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