50 hour, Drilling unit, Jt922 operator’s manual – Ditch Witch JT922 User Manual
Page 137
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Service - 136
JT922 Operator’s
Manual
50 Hour
CMW
50 Hour
Drilling Unit
Check Fluid Pump Oil Level
Check fluid pump oil level at fill plug (1) every 50
hours. Maintain fluid level at fill plug. Add SAE 30W
oil at fill plug (1) as needed.
Location
Task
Notes
DRILLING
UNIT
Check fluid pump oil level
SAE 30
Change fluid pump oil level (initial)
SAE 30
Check oil cooler
Change hydraulic filter
Initial service
Check ground drive gearbox oil level
2 gearboxes, MPL
Check rotation gearbox oil level
MPL
Inspect thrust rollers
Lubricate rotation gearbox sliding output shaft
EPS
Check and adjust belt tension
Clean alternator cooler turbine
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