JLG X23J - X700AJ Service Manual - Manual (Page 311)

SECTION 3 - CHASSIS & TURNTABLE
3-284 – JLG Lift – 3121448
– Always renew the fuel filter. Note the arrows indicating
the correct direction of flow.
– Secure the filter to its mount.
– Fill the fuel tank with diesel oil. Air is vented from the fuel
system automatically.
– Check the fuel filter and lines for leaks after a short test
run.
AIR CLEANER MAINTENANCE
The filter cartridge should only be cleaned when the main-
tenance lamp lights at maximum speed.However, the filter
cartridge should always be re-placed after 500 operating
hours at the latest.
– Remove the air cleaner cover.
– Unscrew and remove knurled nut „1“and takeoff air
cleaner element „2“.
– Clean the filter compartment and the cover. Dirt and
other foreign bodies must not be allowed to enter the
engine’s air inlet points.
– On versions with a mechanical air cleaner service indica-
tor, check the condition and cleanliness of valve plate „1“.
– The filter cartridge should either be renewed or, depend-
ing upon the degree of contamination, cleaned, or
checked, as follows:
2443 / 12
2442 / 3
1