JLG X550AJ Operator Manual - Manual (Page 113)

SECTION 6 - GENERAL SPECIFICATIONS AND OPERATOR MAINTENANCE
3128791 – JLG Lift – 6-11
Engine Oil Filter
Lube Point(s) - Filter Screen/Flush and Clean
Interval - Clean every at every oil change. See procedure in
engine OEM service manual.
Engine Fuel Filter/Sediment Bowl (if equipped)
Interval - Clean or replace every 500 hours
Hatz Diesel
Honda
Gas
Hatz
Diesel