JLG M600 Operator Manual - Manual (Page 89)

SECTION 6 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE
3121217 – JLG Lift – 6-9
2. Generator Engine (If Equipped)
Lube Point(s) - Fill Cap
Capacity - Refer to engine manual
Lube - EO
Interval - Check daily. Change in accordance with
engine manual.