Control System Circuit(Old)
Checking points!
1 : Power supply to each ECUs,relays
2 : Auto/manual switch function
3 : Solenoid valve power line inside V-ECU
4 : V-ECU status line to IECU
5 : Boom floating button & solenoid function
6 : Travel speed switch & relay & solenoid function
7 : Hammer & shear selection switch and solenoid
8 : Fuse and its related components
9 : Hydraulic oil cooling valve(Proportional relief valve)
10 : Travel alarm relay connection
Picture text:
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