JLG 723A Operator Manual - Manual (Page 152)

Section 7 - Lubrication and Maintenance
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Engine Cooling System
A. Engine Coolant Level Check
1. Perform “Shut-Down Procedure” on page 4-3.
2. Open engine cover.
3. Check coolant level in overflow bottle (1). 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, remove overflow bottle cap (2) and add coolant (50/50 mixture
of ethylene glycol and water) as required.
5. Replace overflow bottle cap.
6. Close and secure engine cover.
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OW0980 OW1070
OAH1970
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