Mitsubishi PUHZ-W50VHA2, Руководство по обслуживанию

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Thermistor
<Heat Sink> (TH8)
16. Removing the controller circuit board (C.B.):
Figure 1, Photo 12
(1) Remove all lead wire connectors on controller circuit board
(C.B.).
CNF1, CNDC, CNAC, CN2, CN4, CNS,
21S4, 63H, 63HS, LEV-A, LEV-B,
TH32, TH7/6, TH3, TH4, TH34
(2) Remove controller circuit board. (5 supports)
17. Removing the power circuit board (P.B.) : Figure 1, Photo 12
(1) Remove CN2, CN4, CNDC, CNAC1, CNAC2 lead wire
connectors from controller circuit board (C.B.).
(2) Remove 2 screws (4
×
10) for fixing the C.B. plate and
detach the C.B. plate from the electrical parts box.
(3) Remove all lead wire connectors on power circuit board (P.B.).
E1, E3, E4, L1, N1, TBL4
TBL2, Wo, Vo, Uo, CN2, CN4, CNDC, CNAC1, CNAC2
(4) Remove power circuit board from the electrical parts box.
(3 supports)
18. Removing the reactor (ACL) : Photo 13
(1) Remove the electrical parts box. (See Photo 4)
(2) Remove 4 reactor fixing screws (4
×
16) and remove the
reactor.
Note: The reactor is attached to the rear of the electrical parts box.
19. Removing the thermistor <Heat Sink> (TH8)
(1) Remove CN2, CN4, CNDC , CNAC1, CNAC2 lead wire con -
nectors from controller circuit board (C.B.).
(2) Remove 2 screws (4
×
10) for fixing the C.B. plate and
detach the C.B. plate from the electrical parts box.
(3) Remove all lead wire connectors on power circuit board (P.B.).
(4) Remove power circuit board from the electrical parts box.
(5) Remove the thermistor <Heat Sink> from the electrical
parts box. (2 screws (3
×
12))
Photo 12
Photo 13
Figure 1
Power circuit
board (P.B.)
Controller circuit
board (C.B.)
Reactor
(ACL)
Controller circuit board (C.B.)
C.B. plate box
fixing screws
Reactor fixing screws
Reactor
(ACL)
Reactor fixing screws
Heat Sink
OPERATING PROCEDURE
PHOTOS & ILLUSTRATION
Photo 14
Photo 15
Screws
Screws
Heat Sink
fixing screws
Power circuit
board (P.B.)
Heat Sink case
fixing screws
Heat Sink case
fixing screws
Thermistor
<Heat Sink> (TH8)
fixing screws
OCH605A