JT30 /JT30 All Terrain Operator’s Manual Service - 224
2000 Hour
CMW
2000 Hour
Drilling Unit
Change Engine Coolant
Drain cooling system at drain (1) every two years
or 2000 hours. Add approved coolant according to
instructions below. Refill capacity is 23 qt (21.8 L).
To fill:
1. Add coolant at radiator fill (2) at a rate of 3 gpm (11.4 L/min) or less until full.
2. Run engine with thermostat open (>195°F/90°C engine temperature) for several minutes.
3. Stop engine and let it cool.
4. Maintain coolant level at halfway point on sight glass (3).
Location Task Notes
DRILLING
UNIT
Change engine coolant DEAC
Change fluid pump oil NDO
NOTICE:
• The use of non-approved coolant may lead
to engine damage or premature engine
failure and will void engine warranty.
• See “Approved Coolant” on page 201 for
list of approved coolants.
• Use only distilled water for mixing coolants.
Do not use tap water.
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