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178
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'20 • PAC-SM-351
Precautions for safety
Read these "Precautions for safety" carefully before starting disassembly work and do it in the proper way.
When disassembling, be sure to turn off the power. When disassembling the electrical components, check the electrical wiring diagram.
The electrical components are under high voltage by the operation of the booster capacitor.
Fully discharge the capacitor before commencing a repair work. Failure to observe this warning could result in electric shock.
When parts of refrigerant cycle is disassembled by welding, be sure to work after collecting a refrigerant, if the refrigerant isn't
collected, the unit might explode.
Be sure to collect refrigerant without spreading it in the air.
These contents are an example. Please refer to a similar part of actual unit.
1. To remove air inlet grille.
(1) Slide the hook in the direction of
the arrow.( mark)
(2) Remove 4 wire fixing screws.( mark)
(3) Remove 4 air inlet grille fixing screws.
( mark)
2. To remove the lid of control box
(1) To remove air inlet grille.(See.No.1)
(2) Remove 2 wire fixing screws and remove it.
( mark)
(3) Remove 2 lid fixing screws and remove it.
( mark)
3. To remove the control box
(1) Remove the lid of control box.(See No.2)
(2) Pull off all the inserted connectors.
(3) Remove 2 control box fixing screws and
remve it.( mark)
(4) Pull out the control box.
4. To remove the printed circuit board (PCB)
(1) Remove the lid of control box.(See No.2)
(2) Pull off all the inserted connectors.
Control PCB
(3) Take off 4 control PCB fixing locking supports and remove it.( mark)
Power PCB
(4) Take off 4 power PCB fixing locking supports and remove it.( mark)
5. To remove the impeller and motor (FM)
(1) Remove the lid of control box.(See No.1)
(2) Disconnect the motor connector(CNFx) in the middle way of wiring.
(3) Remove the fan casing fixing screw.( mark) Take off the fan casing fixing hook and remove it.( mark)
(4) Remove the impeller fixing screw and remove it.( mark)
(5) Remove 2 motor fixing screws and remove it.( mark)
DISASSEMBLY PROCEDURE
PROCEDURE & PICTURES
(FDE series)
PFA012D631
1
(d) FDE series
PFA012D631
Содержание SRK100VNXWPZSX
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