Checking the Inputs and Outputs ESIE11-02
3–22 Part 3 – Troubleshooting
3
1
3
4
5
Fans of circuit 2 do not run Fan fuse of circuit 1 blown F8 Check fuse.
Thermal protector fan circuit 1 Q21F
Q22F
X14A
X15A
Check Q21F.
Check Q22F.
Wiring connector X23A
X24A
Check wiring connector
X23A.
Check wiring connector
X24A.
PCB fuse F1U blown Shortcut (L1 connected to N) made on
PCDB
Ex. X30A (S10L coil) was
shortcut by bridge => I/O
PCB was broken.
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