Replacement—Four-Cylinder Engine; Fuel Tank Filter; Fuel Tanks; Fuel Systems - Jeep J-10 Series 1982 Technical & Service Manual

1J-2 FUEL SYSTEMS
AIR CLEANER
HOUSING
CHECK
VALVE
COVER
AMBIENT AIR
FLEXIBLE DUCT
90644B
Fig. U-l Carburetor Air CIttntr—Foar-Cylladtr Engines
The fuel filter for four-cylinder engines is located
inside the carburetor. If allowed to become plugged, the
result will be restricted fuel flow and loss of engine
power. To replace the fuel filter follow the procedure
listed below.
NOTE: Four-cylinder engines have no fuel return to
the fuel tank. The sending unit fuel return nipple is
capped.
Replacement—Four-Cylinder Engine
WARNING: Battery negative cable must be removed
to prevent a potential fire hazard when fuel pipe is
disconnected.
(1) Disconnect battery negative cable.
(2) Disconnect fuel pipe at fuel inlet filter fitting.
(3) Remove fuel inlet filter fitting from carburetor.
(4) Remove filter element and spring(fig. 1J-3).
(5) Install replacement filter element and spring
with hole in filter element toward fitting.
(6) With new gasket on fitting, install fuel inlet
fitting and tighten with 25foot-pounds (34 N«m) torque.
(7) Install fuel pipe and tighten with 18 foot-pounds
(24 N«m) torque while holding fuel inlet fitting with
wrench.
(8) Connect battery negative cable.
WARNING: Use extreme caution when engine is oper
ating. The fan, pulleys and belts can cause serious per
sonal injury. Do not wear loose clothing. Do not stand in
direct line with fan blades.
(9) Start engine and inspect for leaks.
Fuel Tank Filter
All vehicles use a woven Saran sleeve-type filter that
is attached to the end of the fuel outlet tube inside the
fuel tank. This filter is rated at 65 microns and repels
water. Under normal conditions, it requires no mainte
nance or service.
FUEL TANKS
NOTE: All reference to CJ vehicles also pertains to
Scrambler vehicles.
The fuel tank on all models is protected by a shield.
Cherokee,-Wagoneer and CJ models have two tank vents