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Operating Principles for Cat® 735C, 740C EJ & 745C Trucks
Learn to operate CSeries articulated trucks with this step-by-step guide. Covers safety inspections, cab adjustments, start-up, traction control, loading, dumping, regeneration, and maintenance to ensure efficient and safe operations.
Learn to operate CSeries articulated trucks with this step-by-step guide. Covers safety inspections, cab adjustments, start-up, traction control, loading, dumping, regeneration, and maintenance to ensure efficient and safe operations.
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Step 1 of 17

Introduction

  • The CSeries of articulated trucks includes machines in the 35, 40, and 45-tonne size classes.

  • New features are explained in the following steps.

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Step 2 of 17

C Series Machine Walk-Around

Conduct a Safety Walk-Around

  • Check for loose fittings and leaks.

  • Inspect tires for damage.

  • Ensure lights are working.

  • Check fluid levels.

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Step 3 of 17

Prepare for Operation

  • Isolate the machine.

  • Enter the cab using three points of contact.

  • Climb the steps onto the guarded walkway.

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Step 4 of 17

C Series In the Cab

Adjust the Operator Seat

  • Adjust seat suspension until the white line is in the green indicator.

  • Move the seat closer or further using the handle.

  • Adjust the seat support for comfort.

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Step 5 of 17

Set Up Steering and Mirrors

  • Adjust the steering wheel for tilt and reach.

  • Lower the armrest.

  • Position mirrors for optimal visibility.

  • Adjust mirrors manually or with electric controls.

  • Activate heated mirrors if available.

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Step 6 of 17

Use the CMPD

  • Access information and up to three additional cameras.

  • View data from the optional CAT production measurement system.

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Step 7 of 17

C Series Start-Up Procedure

Prepare for Start-Up

  • Ensure gear selection is in neutral.
  • Ensure hoist lever is in the hold position.
  • Engage the park brake.
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Step 8 of 17

Start the Machine

  • Hold the brake pedal and start the engine.

  • Release the park brake and put the machine in gear.

  • Move the hoist lever into the float position.

  • Check the area around you is clear and pull away.

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Step 9 of 17

C Series Traction Control

Use Automatic Traction Control

The operation of cross axle differential locks is fully automatic and requires no input from the operator.

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Step 10 of 17

C Series Retarder Operation

Use Automatic Retarder System

  • Choose off, manual (stages one or two), or fully automatic.
  • Pre-select the gear before descending.
  • Select the retardation stage with the lever.
  • Remove foot from the throttle, cover the brake.
  • Press throttle to disengage at the bottom.
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Step 11 of 17

C Series Loading the AT

Position the Truck for Loading

  • Position truck at a right angle to the bench.

  • Align truck body center with excavator pivot point.

  • Place excavator on a bench above the truck.

  • Ensure bench height matches excavator stick height.

  • Aim for a loading swing of 45 degrees or less.

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Step 12 of 17

Use Loading Enhancements

  • Use a scissor tailgate for material containment.

  • Utilize liner plates for protection against abrasive materials and rock.

  • Monitor payload with the CAT production measurement system in the cab and via cab-mounted lights.

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Step 13 of 17

C Series Dumping the Material

Select a Suitable Dump Area

  • Choose a firm, level area for machine stability.

  • Minimize maneuvering to reduce cycle times and fuel consumption.

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Step 14 of 17

Tip the Material

  • Stop the machine in a straight position.

  • Use the recommended procedure for tipping.

  • Control material discharge manually with the eject lever if using an ejector.

  • Spread material according to ground speed.

  • Eject material safely where tippers cannot be used.

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Step 15 of 17

C Series Regeneration

Manage Regeneration System

  • Fill DEF tank from ground level as needed.

  • Follow safety procedures for DEF.

  • Automatic mode: regeneration occurs without input.

  • Manual mode: stop machine, select neutral, engage park brake, hold regen switch for 5 seconds.

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Step 16 of 17

C Series Safety & Maintenance

Ensure Safety During Maintenance

  • Use steering locks when wheels are lifted.

  • Use body lock pin under raised body.

  • Raise/lower hood with switch.

  • Use cab windows or break glass for exit.

  • Stop engine with key or switch.

  • Inflate tires as recommended.

  • Follow manual for maintenance.

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Step 17 of 17

Conclusion

End of Day Procedures

Correct operation of your CSeries articulated truck ensures a more comfortable, efficient, and profitable machine.