●Disassembling Procedure
123
8
Disassembling Procedure
Disassembling
Procedure
Work Procedure Point
WARNING
Before disassembling work, be sure
to turn OFF all power supplies.
Procedure for Removing Noise
Filter Board (AKZ14A–43A-500)
1
Remove the switch box cover in
accordance with “Procedure for
Removing Outside Panel Block
(P.118)”.
1
Remove the control panel mounting
plate in accordance with “Procedure
for Removing Switch Box (P.121)”.
①
Unscrew the three screws fixing the
intermediate panel assembly.
②
Disconnect the wiring connected to the
intermediate panel assembly.
・
Primary side of power supply
terminal block (to be wired by
customer)
・
Secondary side of over current
relay
・
Control board (A1P)
See the last page “1. Removing
control board (A1P).”
・
Noise filter board (A3P)
1)
Main circuit power supply wire
(R1: F504, S1: F505, T1: F506)
2)
Inverter board signal wire 1
(X530)
3)
Inverter board signal wire 2
(X500)
1.
Removing intermediate panel
①
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)
②
Remove the four locking card
spacers and two screws to take out
the noise filter board (A3P).
2.
Removing noise filter
board (A3P)
Intermediate panel assembly
(A3P)
Locking card
spacer
00_PB00540A_M10.indb 123 2023/08/09 12:59:12
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