Instruction Manual

JT2020 Mach 1 Operator’s Manual Service - 181
1000 Hour
CMW
1000 Hour
Drilling Unit
Change Ground Drive Gearbox Oil
Change oil in both ground drive gearboxes every 1000 hours.
To change:
Drain MPL at plug (3). Add MPL at plug (1) until level with check plug (2).
Location Task Notes
DRILLING
UNIT
Change ground drive gearbox oil 2 gearboxes, MPL
Lube rotation gearbox internal splines EPG
Change rotation gearbox oil MPL
IMPORTANT:
• Drill unit must be parked on level surface for accurate reading.
• Use helper to assist in positioning gearbox plugs for checking and adding oil.
• Do not overfill.