How to fix engine overheating on a Caterpillar CAT 6060 / 6090 shovel
Engine overheating is most often a plugged radiator or failed thermostat. Check coolant level, inspect the radiator core for dust packing, and test the thermostat before running again.
~60 min8 steps
How to diagnose hydraulic pressure loss on a Caterpillar CAT 6060 / 6090 shovel
Low hydraulic pressure is most often a worn main pump, drifted relief valve, or leaking line. Measure standby and relief pressure before pulling the pump.
~60 min9 steps
How to detect swing bearing wear on a Caterpillar CAT 6060 / 6090 shovel
Swing bearing wear shows as axial play above 3 mm and metallic grease. Measure play at the rim and pull a grease sample before planning a bearing changeout.
~45 min8 steps