JLG 601S Operator Manual - Manual (Page 92)

SECTION 6 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE
6-18 – JLG Lift – 3121218
12. Fuel Filter - Deutz
Lube Point(s) - Replaceable Element
Interval - Every Year or 600 hours of operation
13. Air Filter
Lube Point(s) - Replaceable Element
Interval - Every 6 months or 300 hours of operation or as
indicated by the condition indicator