JLG 1250AJP Operator Manual - Manual (Page 115)

SECTION 6 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE
3121170 – JLG Lift – 6-25
9. Suction Strainers (In Tank)
Lube Point(s) - 2
Interval - Every 2 years or 1200 hours of operation.
Remove and clean at time of hydraulic oil change.
10. A. Oil Change w/Filter - Deutz 2011
Lube Point(s) - Fill Cap/Spin-on Element
Capacity - 11 Quarts (10.5 L) w/Filter
Lube - EO
Interval - Check level daily; change every 500 hours or six
months, whichever comes first. Adjust final oil level by mark
on dipstick.