Mitsubishi Heavy Industries FDT100VNAWVH Service Manual page 188

8. To remove the compressor (CM)
(1) Remove the service panel.(See No.1)
(2) Remove the insulation which covers compressor. (Strings (a)～(b) should be loosen.)
8. To remove the compressor (CM)
(3) Remove the terminal cover fixing bolt and remove it, and disconnect the power wiring.
(1) Remove the service panel.(See No.1)
(4) Remove welded part of compressor by welding. (
(2) Remove the insulation which covers compressor. (Strings (a)～(b) should be loosen.)
(5) Remove 3 compressor fixing nuts(← mark) using spaner or adjustable wrench.
(3) Remove the terminal cover fixing bolt and remove it, and disconnect the power wiring.
(4) Remove welded part of compressor by welding. (
(5) Remove 3 compressor fixing nuts(← mark) using spaner or adjustable wrench.
9. To remove the printed circuit board (PCB)
(1) Remove the service panel and rear panel, top panel.
(2) Remove 3 cupper plate fixing screws.(○ mark, Pic.
9. To remove the printed circuit board (PCB)
(3) Pull off all the inserted connectors of control PCB.(Pic.
(1) Remove the service panel and rear panel, top panel.
(4) Take off 10 control PCB fixing locking supports and remove it.(○ mark, Pic.
(2) Remove 3 cupper plate fixing screws.(○ mark, Pic.
(5) Pull off all the inserted connectors of NF PCB.(Pic.
(3) Pull off all the inserted connectors of control PCB.(Pic.
(6) Take off 5 NF PCB fixing locking supports and remove it.(○ mark, Pic.
(4) Take off 10 control PCB fixing locking supports and remove it.(○ mark, Pic.
(5) Pull off all the inserted connectors of NF PCB.(Pic.
(6) Take off 5 NF PCB fixing locking supports and remove it.(○ mark, Pic.
①
①
Cupper
Cupper
Control
Control
PROCEDURE & PICTURES
PROCEDURE & PICTURES
7. To remove the low pressure sensor (PSL)
(1) Remove the service panel.(See No.1)
(2) Disconnect the PSL connector(CNPSL) on PCB in control box.
7. To remove the low pressure sensor (PSL)
(3) Turn PSL unticlockwise and remove it.
(1) Remove the service panel.(See No.1)
(Double spanners are needed.)
(2) Disconnect the PSL connector(CNPSL) on PCB in control box.
* Be sure to collect a refrigerant before remove the low pressure sensor.
(3) Turn PSL unticlockwise and remove it.
(Double spanners are needed.)
* Be sure to collect a refrigerant before remove the low pressure sensor.
(a)
(a)
(b
Terminal cover
(b
Terminal cover
②
②
Control PCB
Control PCB
Front of controller
Front of controller
187
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mark)
□
mark)
□
)
①
)
②
)
①
)
③
)
②
)
③
)
③
)
③
③
③
Rear of controller
Rear of controller
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'19 • PAC-SM-309
)
②
)
②
NF PCB
NF PCB
PCA012D089A
PCA012D089A