JLG 544D-10 Operator Manual - Manual (Page 126)

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. John Deere - When coolant is cool, remove cap (1). Check coolant level in
radiator.
Cummins - Check coolant level in overflow bottle (2). When coolant is hot, bottle
should be 1/2 to 3/4 full. When coolant is cool, bottle should be 1/4 to 1/2 full.
4. If coolant is low, add coolant (50/50 mixture of ethylene glycol and water) as
required.
5. Replace cap.
6. Close and secure the engine cover.
50
OW0980 OW1070
OX0160
1
OX0641
2
CUMMINS ENGINE JOHN DEERE ENGINE