R1600G Load Haul Dump Machine Electrical System Engine Stop Caterpillar


Engine Stop
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Illustration 1g01413727

Engine stop circuit

The components of the engine stop circuit are the key start switch, the main relay magnetic switch, Power Train Electronic Control Module (Power Train ECM), and the Engine Electronic Control Module (Engine ECM).




Illustration 2g01022960

Dash panel

(1) Key start switch

(2) OFF position




Illustration 3g01022961

Cab (below rear arm rest)

(3) Main relay magnetic switch




Illustration 4g01022962

Left side view of engine

(4) Engine ECM




Illustration 5g01022963

Cab

(5) Power Train ECM

When key start switch (1) is turned to OFF position (2), the power that energizes main relay magnetic switch (3) is interrupted. 24 volt power to Engine ECM (4) and to Power Train ECM (5) will also be interrupted, causing the engine to shutdown.

ReferenceFor more information on engine shutdown systems, refer to Systems Operation, Testing and Adjusting, "Engine Monitoring, Engine Shutdown and Idle/Timer Fire Suppression Control" for the machine that is being serviced.

Information System:

R1600G Load Haul Dump Machine Electrical System Engine Start
R1600G Load Haul Dump Machine Electrical System Engine Start (Remote Control)
R1600G Load Haul Dump Machine Electrical System Autoshift Control (STIC Steering)
R1600G Load Haul Dump Machine Electrical System Heating and Air Conditioning
R1600G Load Haul Dump Machine Electrical System Main Power Relay
CB34, CB34XW and CC34 Utility Compactors Belts - Inspect/Adjust/Replace
R1600G Load Haul Dump Machine Systems Ejector Bucket - Disassemble
CP56, CS56, CP64, CS64, CP74 and CS74 Vibratory Compactors Propel System Relief Valve (Main, Axle Propel Pump) - Test and Adjust
140M and 150 Motor Grader Steering Control Valve - Remove
140M and 150 Motor Grader Blade Lift Arm - Install
140M and 150 Motor Grader Blade Lift Arm - Remove
PL61 Pipelayer Safety Messages - PL61 Pipelayer
R1600G Load Haul Dump Machine Electrical System Actual Gear Indicator
CP56, CS56, CP64, CS64, CP74 and CS74 Vibratory Compactors Propel System Pressure Override Valve (Drum Propel Pump) - Test and Adjust
140M and 150 Motor Graders Engine Supplement Radiator Guard and Support, Aftercooler, Hydraulic Oil Cooler, and Radiator, - Install
140M and 150 Motor Grader Steering Control Valve - Install
CP56, CS56, CP64, CS64, CP74 and CS74 Vibratory Compactors Propel System Pressure Override Valve (Axle Propel Pump) - Test and Adjust
CP56, CS56, CP64, CS64, CP74 and CS74 Vibratory Compactors Propel System Piston Pump Neutral (Drum Propel Pump) - Adjust
140M and 150 Motor Grader Control Manifold (Steering Backup) - Remove
140M and 150 Motor Grader Control Manifold (Steering Backup) - Install
CB22, CB24, CB32 and CC24 Utility Compactors Safety Messages
CB22, CB24, CB32 and CC24 Utility Compactors Sound Information and Vibration Information
CB22, CB24, CB32 and CC24 Utility Compactors Specifications
CB22, CB24, CB32 and CC24 Utility Compactors Plate Locations and Film Locations