JT30 /JT30 All Terrain Operator’s Manual Service - 220
1000 Hour
CMW
1000 Hour
Drilling Unit
Change Hydraulic Fluid and Filters
Change hydraulic fluid and filters every 1000
hours.
To change:
1. Drain hydraulic oil at drain (3).
2. Change hydraulic filters. See “Change
Hydraulic Filters (Normal Conditions)” on
page 218.
3. Add (2) THF.
Location Task Notes
DRILLING
UNIT
Change hydraulic fluid and filters THF
Change ground drive gearbox oil 2 gearboxes, MPL
Change rotation gearbox oil MPL
Change spindle brake oil THF
Change thrust drive gearbox oil 2 gearboxes, MPL
Change anchor driver gearbox oil 2 gearboxes, MPL
IMPORTANT: Change oil and filter every 500
hours if jobsite temperature exceeds 100°F
(38°C) more than 50% of the time.
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