KCP 113 - Electric Problems; When Main Panel Is Not Powered

KCP Heavy Industries Co., Ltd. Troubleshooting
6-9
6.2.2 Electric problems
6.2.2.1 When main panel is not powered
Notice ___________________________________________________________________________
If main panel is not powered, the machine cannot be operating.
However, some of function can be operated by manual override. ________________________
Possible
cause
Check point
Diagnosis
Solution
Maintenance
level
※ Maintenance level : A(KCP service center repair), B(KCP engineer dispatch or phone call)
Main panel
wiring
disconnected
Main relay
• Check P1
main power
• Replace main
relay(CRA)
B
F2 Fuse
• Check if main relay
is function normally.
• Check if F2 is
disconnected
• Replace F2 fuse.
B