JLG G12-55A Operator Manual - Manual (Page 143)

Section 7 - Lubrication and Maintenance
7-21 3126018
Engine Cooling System
A. Engine Coolant Level Check
1. Perform “Shut-Down Procedure” on page 4-5.
2. Open the engine cover.
3. Check coolant level in overflow bottle (3). 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 (4) and add coolant as required.
5. Replace overflow bottle cap.
6. Close and secure the engine cover.
Note: When filling the engine with coolant, the maximum fill rate is 2.4 gallon per
minute (9 liters per minute).
50
OW0980
OW1070
OAL0831 3
4
3
4
BEFORE S/N 0160039451 EXCLUDING
0160039394 & 0160039397
S/N 0160039451 & AFTER INCLUDING
0160039394 & 0160039397