JLG G6-42P Operator Manual - Manual (Page 108)

Section 7 - Lubrication and Maintenance
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Engine Cooling System
A. Engine Coolant Level Check
1. Perform “Shut-Down Procedure” on page 4-4.
2. Open the engine cover.
3. When coolant is cool, remove cap (1). Check coolant level in radiator.
4. If coolant is low, add coolant (50/50 mixture of ethylene glycol and water) as
required.
5. Replace radiator cap.
6. Close and secure the engine cover.
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