Lennox Y6760, Service Manual

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60
Installation and Maintenance
Service Manual
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Procedure Steps
Loosen the connection clasps between
shield cover of electric box sub-assy and
electric box, and then remove the shield
cover of electric box sub-assy.
Remove the screw fixing electric box assy .
①
Remove the cold plasma generator by
screwing off one locking screw on the
generator.
②
Take off the indoor tube temperature
sensor.
③
Screw off one grounding screw.
④
Remove the wiring terminals of motor and
stepping motor.
⑤
Remove the electric box assy.
Twist off the screws that are locking lead
wire and rotate the electric box assy.
Twist off the screws that are locking wire
clip.
Loosen the power cord and remove its wiring
terminal. Lift up the main board and take it
off.
Remove the display board by taking out its
wiring terminal.
Remove temperature sensor by taking out
its wiring terminal.
7. Remove electric box assy
Electric box
Electric box assy
Clasps
Shield cover of electric
box sub-assy
Cold plasma
generator
Grounding
screw
Screw
Power cord
Screw
Wiring terminal
of display board
Wiring terminal of
temperature sensor
Wire clip
Screw
Main board
Main board
Screw
Screw
Indoor tube
temperature
sensor
Wiring
terminal
of motor
Wiring
terminal
of stepping
motor