Miller Electric OM-4409 - Manual (Page 53)

OM-4409 Page 49
9-7. Servicing Engine Fuel And Lubrication Systems
803 228
! Stop engine and let cool.
! 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 Hose And Valve
3 Oil Fill Cap
4 Primary Fuel Filter (Fuel/Water
Separator)
5 Petcock
6 Secondary Fuel Filter
7 Fuel Tank Sludge Drain Valve
To change oil and filter:
.
The engine oil drain and compressor oil
drain hoses are located together in the
base. Be sure to select the correct hose
when draining engine oil.
Route engine oil drain hose through hole in
base. See engine manual and engine main-
tenance label for oil specifications.
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 until tight. Bleed air from fuel system
according to engine manual.
Inspect fuel lines, and replace if cracked or
worn.
To replace secondary fuel filter:
See engine manual.
Close doors.
To drain sludge from fuel tank:
! 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.
! 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
Tools Needed:
3
7
Right Side
1
6
2