JLG 40xxPS Operator Manual - Manual (Page 144)

Section 7 - Lubrication and Maintenance
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Engine Oil
A. Engine Oil Level Check
1. Perform “Shut-Down Procedure” on page 4-3.
2. Open engine cover.
3. Remove dipstick (1) and check oil mark. The oil should be between the full (2)
and add (3) marks within the crosshatched area of the dipstick.
4. Replace dipstick.
5. If oil is low, remove oil fill cap (4) and add motor oil to bring oil up to the full mark
in the crosshatch area.
6. Replace oil fill cap.
7. Close and secure engine cover.
Note: The service interval for engine oil and filter is 250 hours maximum. If an
extended service interval is desired, see the engine manual for specific guidelines
for optimizing oil change intervals.
8
OW1150
OW1020
OZ0480
3
2
ADD
4
1