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Top Component Removal and Installation
Stepper Motor Installation (continued)
STEPPER MOTOR INSTALLATION
Install the Stepper Motor
1
Slide the stepper motor backward over the stepper motor
retainer until the stepper motor tabs lock into place.
2
Connect the electrical connector to the stepper motor.
Install the Top Plate
1
Place the top plate on the unit.
2
Use a T-20 Torx bit to install the screws into the top plate.
TOP EXHAUST DUCT REMOVAL
To remove the top exhaust duct, first remove the top plate,
loudspeaker, room air fan motor, temperature sensor 300C, and
stepper motor.
Remove the Top Plate
1
Use a T-20 Torx bit to remove the screws from the top and
back of the unit.
2
Remove the top plate from the unit.
Remove the Loudspeaker
1
Disconnect the loudspeaker wire connector from the control
board.
2
Rotate the loudspeaker clockwise.
827703 REV B.1
CSO (SWS #13543126)
3
Remove the loudspeaker from the top exhaust duct.
Remove the Room Air Fan
1
Disconnect the electrical connectors from the room air fan.
2
Rotate the room air fan clockwise.
3
Lift the room air fan up and remove it from the unit.
Remove the Temperature Sensor 300C
1
Disconnect the temperature sensor 300C electrical
connector from the unit relay board.
2
Use a T-15 Torx bit to remove the screw from the
temperature sensor 300C.
67
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