JLG 18RS Operator Manual - Manual (Page 85)

SECTION 6 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE
3121283 – JLG Lift – 6-15
11. Main Valve Filter
Interval - Change after first 50 hrs. and every 6 months or
300 hrs. thereafter.
12. Optional Fuel Filter
Lube Point(s) - Replaceable Element
Interval - Every year or 600 hours of operation