GENERAL / Component Layout ELECTRICAL SYSTEM (OVERVIEW) Engine Cam Angle Sensor Crank Speed Sensor Engine Oil Pressure Sensor Coolant Temperature Sensor Fuel Temperature Sensor Boost Temperature Sensor Boost Pressure Sensor Common Rail Pressure Sensor Overheat Switch Supply Pump Actuator EGR Valve Injector Glow Plug Refer toT1-2-9. Pump Device Pump 1,2 Delivery Pressure Sensors Pumps 1, 2 Control Pressure Sensors Torque Control Solenoid Valve Maximum Pump 2 Flow Rate Limit Control Solenoid Valve Refer to T1-2-10. 1 14 13 Control Valve. Pressure Sensor (Arm Roll-In) Pressure Sensor (Boom Raise) Refer to T1-2-11.
12 Electrical System (Relays) Fresh Air Temperature Sensor Starter Relay 2 Battery Relay Glow Relay Fusible Link Refer to T1-2-8. 11 10 2 3 Swing Device Pressure Sensor (Front Attachment) Refer to T1-2-11. Electrical System (Around Air Cleaner) ECM Atmospheric Pressure Sensor Intake-Air Temperature Sensor Refer to T1-2-7. 9 4 8 5 Signal Control Valve Pressure Sensor (Travel) Pressure Sensor (Swing) Refer to T1-2-12.
T1T1-01-02-011 7 6 1 - Rear View Camera 5 - GPS (Global Positioning System) Aerial 9 - Working Light 12 - Hydraulic Oil Temperature Sensor 2 - Battery 6 - Wiper Motor 10 - Fuel Sensor 13 - Solenoid Valve Unit 3 - Communication Aerial 7 - Monitor Unit 11 - Positioning Control Valve (2-Piece Boom Machine Only) 14 - Solenoid Pump 4 - Air Filter Restriction Switch 8 - Horn T1-2-3