138
8
Disassembling Procedure
Work Procedure Point
WARNING
Before disassembling work, be sure
to turn OFF all power supplies.
Procedure for Removing Noise
Filter Board
*1
1
Remove the switch box cover in
accordance with “Procedure for
Removing Outside Panel Block
(P.133)”.
1
Remove the control panel mounting
plate in accordance with “Procedure
for Removing Switch Box (P.136)”.
①
Unscrew the four screws from
the reactor.
②
Disconnect all the wiring
connected to the noise filter
board (A3P).
1)
Power supply wire (L1:
HS501, L2: HS502, L3:
HS503)
2)
Control board signal wire
(X520)
3)
Over current relay (pump
power supply wire): (R2:
F507, S2: F508, T2: F509)
③
Unscrew the six screws to take
out the noise filter board (A3P).
1.
Removing noise filter
board (A3P)
*1
AKZ90A-500, AKZ56A-500:
see page 123.
Reactor
(A3P)
00_PB00540A_M10.indb 138 2023/08/09 12:59:20
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