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OM-495 Page 60
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10-7. Servicing Fuel And Lubrication Systems (Deutz F3L912-Powered Units)
Ref. 800 159-E / Ref. 802 170 / 802 398
Y Stop engine and let cool.
Y After servicing, start engine and
check for fuel leaks. Stop engine,
tighten connections as necessary,
and wipe up spilled fuel.
1 Oil Filter
2 Oil Drain Valve And Hose
3 Oil Fill Cap
4 Primary Fuel Filter (Fuel/Water Sepa-
rator)
5 Petcock
6 Secondary Fuel Filter
7 Fuel Tank Sludge Drain Valve
To change oil and filter:
Route oil drain hose and valve through hole
in base. See engine manual and engine
maintenance label for oil/filter change in-
formation.
To drain water from fuel system:
Open primary fuel filter petcock and drain
water into metal container. Close petcock
when water-free fuel flows.
To replace primary fuel filter:
Turn filter counterclockwise. Remove filter.
Apply thin coat of fuel to gasket on new filter.
Fill filter with fuel. Install filter and turn clock-
wise. Bleed air from fuel system according
to engine manual.
Inspect fuel line, and replace if cracked or
worn.
To replace secondary fuel filter:
See engine manual.
Close doors.
To drain sludge from fuel tank:
Y Beware of fire. Do not smoke and
keep sparks and flames away from
drained fuel. Dispose of drained fuel
in an environmentally-safe manner.
Do not leave unit unattended while
draining fuel tank.
Y Properly lift unit and secure in a level
position. Use adequate blocks or
stands to support unit while drain-
ing fuel tank.
Attach 1/2 ID hose to drain valve. Put metal
container under drain, and use screwdriver
to open sludge drain valve. Close valve
when sludge has drained. Remove hose.
4
5
7/16, 11/16 in
Tools Needed:
3
2
7
6
1