BAIC Heavy Equipment Service Manual & Repair Guide PDF (FR)

SECTION 4 ELECTRICAL SYSTEM SECTION 4 ELECTRICAL SYSTEM Group 1 Component Location - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4-1 Group 2 Electrical Circuit - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4-3 Group 3 Electrical Component Specification - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4-18 Group 4 Connectors - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4-25

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SECTION 4 ELECTRICAL SYSTEM GROUP 1 COMPONENT LOCATION 1.

LOCATION 1 26 25 27 28 29 23 24 30 Membrane switch CAB Switch panel 1 2 3 4 5 6 22 21 20 19 7 8 9 10 VOL SEEK MUTE V MODE CALL 16 15 11 Fuel tank 12 13 14 18 CN-16&16A CN-16B 17 11 Air compressor switch (option) 12 Safety lever 13 Power max switch 14 One touch decel switch 15 Fuse & relay box 16 Master switch 17 Emergency engine connector 18 Machine control unit 19 RS232 & J1939 service socket 20 Radio & USB player 1 Cigar lighter 2 Air conditioner switch 3 Remote controller 4 Accel dial switch 5 Horn switch 6 Breaker operation switch 7 Handsfree 8 Start switch 9 Cluster 10 Hour meter 21 Heated seat switch 22 Speaker 23 Overload switch (option) 24 Beacon switch ( option ) 25 Quick clamp switch ( option ) 26 Cab light switch 27 Travel alarm switch 28 Washer switch 29 Wiper switch 30 Main light switch 4-1

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2. LOCATION 2 2.

LOCATION 2 3 5 1 6 7 SHUTTLE BLOCK 1 Lamp 2 Fuel sender 3 Fuel filler pump 4 Beacon lamp 5 Battery 6 Battery relay 7 Horn 8 P1 pressure sensor 9 P2 pressure sensor 10 EPPR pressure sensor 20 Posi-nega 2 pressure sensor 21 Attach pressure sensor 22 Travel pressure sensor 23 Air cleaner sensor 24 Solenoid valve 25 Pump EPPR valve 26 Boom priority EPPR valve 12 Start relay 13 Heater relay 14 Alternator 15 Travel alarm buzzer 16 Arm / Bucket in pressure sensor 17 Boom up pressure sensor 18 Swing pressure sensor 19 Posi-nega 1 pressure sensor 4-2 4 24 1 1 25 1 26 BOOM SOLENOID VALVE EPPR VALVE CAB 20 2 8 9 10 19 Pi2 a1 a4 12 Pi1 13 14 15 21 22 23 Patt Ptr 17 c 16 h1 18 1 d1 MAIN CONTROL VALVE AIR CLEANER

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4-3 GROUP 2 ELECTRICAL CIRCUIT GROUP 2 ELECTRICAL CIRCUIT (1/2 ，GCIC QSB7 ENGINE ) GROUP 2 ELECTRICAL CIRCUIT (1/2，GCIC QSB7 ENGINE )

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