LG TC91 - Manual (Page 27)

Disconnect the pressure and return lines. Cap the lines on the machine
and on the compactor to prevent dirt from entering.
Remove pins to disconnect compactor from boom. Spread grease on pins
and bushings after removal to prevent corrosion.
Removal and Storage
27 Compactor Owner’s Manual
OPERATION
Maintenance- Every 40 Hours of Operation
Check hoses for wear and leaks, replace and tighten as required.
The eccentric housing is filled with gear oil. This oil must be changed
after the initial 50 hours. Then change oil every year. Use 80W90 gear
oil.
Do not overfill the oil reservoir.
Check the rubber isolators for cracks or fatigue. Clean away any soil and
material that has built up in this area.
Check that mounting pins and bushings are receiving lubrication.