Service performed on excavator following a complete refurbishment after prolonged downtime.

Customer report: machine experienced several malfunctions (key start inoperative, cabin throttle out of service) and suffered an engine failure, then left idle after engine repair.

Full overhaul of the machine with restoration to original configuration.

Removal of the counterweight to access the wiring harness.

Inspection of the harness, highlighting significant damage due to exhaust heat (previously defective), which led to the degradation of several electrical circuits.

Repair of the damaged wiring harness.

Restoration of the starting system with key-start functionality re-established.

Diagnosis of the throttle fault, identification of a defective engine speed sensor.

Replacement of the engine speed sensor.

Panel malfunction (screen out of service): removal of the module and shipment to a specialized provider for repair, to avoid complete replacement.

Commissioning of the machine and verification of proper general operation.

Parts replaced / intervention:

Electrical harness repair

Engine speed sensor

Removal of panel for repair (external provider)