Iseki TJ75, Operation Manual

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TJ75
84
FUEL SYSTEM
Use only clean diesel fuel of correct grade. Introduction
of water or dirt into fuel tank or other portion of fuel
system can cause repeated plugging of fuel filter and
possible injection pump and injector damage.
IMPORTANT: Do not tamper with injection pump or
injector adjustments as doing so may
render engine and/or Tractor warranty
void and may cause severe engine
damage. Contact your Dealer.
Fuel Filter
FIG. 6-26: Fuel filter assembly, 1, is located at the right
side of engine and is used to strain impurities from fuel
before fuel reaches injection pump.
Replacing Fuel Filter Cartridge
Remove the fuel filter cartridge by using set tool. Apply
thin the fuel on the packing before installing cartridge.
Bleed air from the fuel system.
Inspecting Fuel Hose
Inspect the fuel hoses every 100 hours. When finding
cracks or leaking the fuel, replace it.
Air-Bleeding Fuel System
To bleed air from the fuel system:
・
Fill the fuel tank.
・
Loosen the air-bleeding screw, 2, on the upper of the
fuel filter. Bleed air from the screw completely with the
handy pump, 3.
・
After bleeding air completely, tighten the air-bleeding
screw.
・
Work the fuel pump for several seconds after setting
the main switch to ON or GLOW. Particle remained air
will discharge.
Fuel Tank Filler Cap
When fuel tank filler cap, 1, is removed, a hissing or
popping noise may be noticed. This is due to cap design
and is a normal condition. Do not alter cap or use
unapproved replacement as fuel leakage may occur in
event of Tractor upset.
FIG. 6-26
1
2
3
Drain
Tighten Loosen
FIG. 6-27
1