Service - 150 JT9 Operator’s Manual
2000 Hour
CMW
®
2000 Hour
Drilling Unit
Change Engine Coolant (Tier 4)
Drain cooling system at drain (2) every two years
or 2000 hours. Refill at fill (1) with approved
coolant.
Location Task Notes
DRILLING
UNIT
Change engine coolant DEAC, Tier 4 only
