JLG 400SC Service And Maintenance Manual page 136

SECTION 3 - CHASSIS & TURNTABLE
Change Oil Filter
1. Wipe area around filter to clean any dirt from area.
2. Using a suitable oil filter removal tool, loosen lube oil fil-
ter cartridge and spin off.
3. Catch any escaping oil.
4. Clean any dirt from filter carrier sealing surface.
5. Lightly coat new oil filter rubber gasket with clean oil
6. Screw in new filter by hand until gasket is flush.
7. Hand-tighten filter another half-turn.
8. Check oil level.
9. Check oil pressure.
10. Check oil filter cartridge for leaks.
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Change Fuel Filters
FUEL IS FLAMMABLE AND CAN CAUSE DEATH OR SERIOUS INJURY. MAKE SURE
NO OPEN FLAMES OR SPARKS ARE IN THE AREA WHEN WORKING ON FUEL
SYSTEM. DO NOT SMOKE WHEN WORKING ON THE FUEL SYSTEMS.
1. Wipe area around filter to clean any dirt from area.
2. Disconnect water sensor connector (Pre-filter Only).
3. Remove fuel filter cartridge. Catch any escaping fuel.
4. Clean dirt from filter carrier sealing surface.
5. Apply light film of oil or diesel fuel to rubber gasket of
new filter cartridge.
6. Screw in new filter by hand until gasket is flush. Hand-
tighten filter another half-turn.
7. Connect water sensor connector (Pre-filter Only).
8. Open fuel shut-off valve.
9. Check for leaks.
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