Service - 220 JT40/JT40 All Terrain Operator’s Manual
250 Hour
250 Hour
Inspect Air Intake System (LRC only)
Inspect intake piping for cracked hoses, loose
clamps, or punctures. Tighten or replace parts as
necessary.
Change Rotation Gearbox Oil
Change rotation gearbox oil every 250 hours.
To change:
1. Drain oil at gearbox oil drain (3).
2. Replace drain plug.
3. Add MPL at fill (1).
4. Check level at sight tube (2).
5. Replace fill plug.
Location Task Notes
DRILLING
UNIT
Inspect air intake system (LRC only)
Change rotation gearbox oil MPL
IMPORTANT: Gearbox must be level for
accurate reading.
j59om038w.eps
j59om045w.eps
1
2
3
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