Machine Hours: 6810

KOMATSU PC490LC-10 Hydraulic Excavator

Price: Call for details
  • KOMATSU SAA6D 125E-6 Engine
  • Enclosed Cab with Air Conditioning
  • 35.5" TBG Pads
  • 71" Digging Bucket
  • 11'2" Stick
  • NEW Swing Bearing
  • Boom and Stick Holding Valves
  • Pattern Changer
  • Rear View Camera
  • Dual Work Mode
  • Lights, Mirror
  • Heater, Radio
  • Rated at 359 HP.
  • Approximately 112,000 LBS.

Repair / Condition Report

At 6802 hours, due to EGR cooler failure, engine was removed and disassembled.

Performed In-Frame Overhaul on the Engine, which included: 

NEW main bearings

NEW rod bearings

NEW cylinder liners

NEW piston, rings and wrist pins

REBUILT cylinder heads

REBUILT turbo charger

All NEW seals and gaskets

NEW EGR cooler

NEW DPF assembly

Replaced any required hoses.

Completed miscellaneous minor repairs.

Set all hydraulic pressures to OEM specifications.

Following our purchase inspection, the following repairs were completed:

Engine oil filter was changed, filter was cut open and checked and it was clean.

All hydraulic filters were changed, filters were cut open and they were all clean.

Both final drive oil levels were good and oils were clean.

Installed NEW quick coupler fittings on the pump.

Resealed both boom cylinders.

Installed NEW boom cylinder barrel end pins.

Repaired the cab fan.

Installed a NEW pin and bearing for stick to boom joint.

Installed a NEW pin and bearing at the end of the stick.

Due to movement in the swing bearing, we separated the carbody and installed a NEW swing bearing and seals.

Installed a NEW alternator belt.

Replaced various hydraulic hoses as required.

Changed the travel motor hoses.

Removed the main control valve and disassembled all sections.

Resealed the complete main control valve.

Air conditioning was checked and is working well.

NEW AM/FM radio was installed.

Checked all the lights and gauges for proper operation.

Checked all the grease lines and greased machine.

The following updates were completed by the local Komatsu dealer:

- Hydraulic stick circuit update.

- Hydraulic swing circuit update.

- Hydraulic oil filtration update.

This is an excellent and ready to work excavator.