Gen3_ITC - Troubleshooting - Troubleshooting the Komatsu ITC

Gen 3_ITC List of problems and Solutions on a Komatsu ITC

Problem: The boom won't move and the cutout icon is showing on the display

Solution:

You are trying to lift a load which is greater than the maximum capacity specified by the manufacturer rating charts for that attachment. To move the boom, turn and hold the override key switch. This will temporarily shut off the safety system limiting capabilities to allow you to move the boom. the 

Problem: Boom still won't move even while holding the override switch and the override icon is showing 00 

Solution:

The emergency override function is enabled for 60 seconds or less after the key switch has initially been activated. Once this time expires, the safety system resumes it's normal limiting operations. To engage the cut-out, release the switch, turn and hold again. 

Problem: Engine won't start 

Solution:

The EQSS Gen-3 safety system will never prevent the machine from starting. If the engine doesn't start contact your local Manufacturer for troubleshooting support.

Problem: The system alarms when trying to push the boom beyond its maximum angle

Solution:

This is a safety feature built into the system to discourage the operator from over pressurising the main lifting cylinder.

If this occurs:

1. Engage the override

2. Lower the boom slightly to release the pressure

3. The system will disengage the cutout and alarms.

Problem: The load reading is too high or too low when lifting a load with a known weight 

Solution:

The safety system may require re-calibration.

Problem: An icon with “Fault” is shown on the display

Solution:

This indicates a system fault has occurred. See Fault Codes

Problem: The light is dim or flickering on the signal light mounted on the roof of the cabin

Solution:

This indicates the power supply voltage to the signal light is insufficient. This can occur if the engine is off and the Gen3-LMS is running from battery power. The voltage into the Gen3-LMS needs to be greater than 13.5V to ensure enough power is supplied to the signal light.

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