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PART 20-1-
MAINTENANCE OPERATIONS
vent filter
from
turning and unscrew
flared union, fuel pipe to filter.
2. Hold double female adaptor and
unscrew flared union, fuel filter to
double
female
adaptor.
3. Remove in-line filter.
4. Place a new filter in position and
screw
top and bottom flared unions
to retain filter, by holding hex. on
filter
and
hex. on adaptor, respec-
tively.
5. Start the engine and check for
fuel leaks.
CLEANING THE FUEL PUMP
FILTER
SCREEN
&
SEDIMENT BOWL
AC
type
only
l;
Unscrew
the
sediment
bowl re-
taining nut.
2. Remove the
sediment
bowl.
3. Remove and clean gauze filter.
4.
Replace gauze filter.
5. Refit the bowl after cleaning,
using a new gasket.
6. Tighten the sediment bowl re-
taining nut.
7. Start the engine and check for
leaks.
CLEAN CRANKCASE
VENTILATION SYSTEM
COMPONENTS
XA/ZF vehicles are equipped with
crankcase ventilation systems which
have the components located at
different
.
points on each type of
engine. Fig.
3
shows typical ventila-
tion system for the V-8 engines.
The following
is
a general pro-
cedure.
REMOVAL
Remove the following components
from the crankcase ventilation sys-
tem!
1. Remove the oil filler cap
2. Remove the air cleaner (and
duct and
valve
assembly, if so
equipped).
3. Remove the hose or hose ass-
embly from the ventilator valve in the
rocker arm cover. Remove the other
end of this hose
(or
hose assembly)
from the intake manifold connection,
or carburettor spacer connection, if
so connected.
4. Pull the ventilator valve from
the grommet in the rocker arm cover.
CLEANING
1. Wash the crankcase filler cap in
a low-volatility, petroleum-base sol-
vent. Shake the cap dry. Do not
dry
">;
VENT HOSE
(
~/-,
\
\(
\
FIG. 3- Crankcase Ventilation System
Components Typical
20-3
A\3141-A
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