BP Unit SiBE18-821_C
454 Removal Procedure
2. BP Unit
2.1 Removal of PCB Assembly
Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Step
Procedure Points
1
Remove the 4 screws
and remove the
electrical box cover.
2
The PCB is as shown at
the right. Disconnect all
the relay cables.
îš„
The PCB is waterproof with
resin. This means that the
fuse and varistor cannot be
replaced.
When reassembling, have
test operation for checking
wrong wiring.
îš„
Refer to page 30 for detail.
(Q0501)
(Q0502)