JLG 680S Operator Manual - Manual (Page 112)

SECTION 6 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE
6-28 – JLG Lift – 3121233
14. Fuel Filter - Deutz
Lube Point(s) - Replaceable Element
Interval - Every Year or 600 hours of operation
15. Fuel Filter - Caterpillar
Lube Point(s) - Replaceable Element
Interval - Every Year or 600 hours of operation
16. Fuel Filter (Gasoline) - GM
Lube Point(s) - Replaceable Element
Interval - Every 6 months or 300 hours of operation
17. Air Filter
Lube Point(s) - Replaceable Element
Interval - Every 6 months or 300 hours of operation or as
indicated by the condition indicator