TM 5-4320-302-14
4-22.
FUEL TANK LINES AND FITTINGS (CONT)
Location/Item
Action
Remarks
BLEEDING AIR FROM
FUEL SYSTEM
WARNING
Severe burns, illness, or death may result if personnel
fail to handle diesel fuel oil properly. Observe the
following precautions:
Do not inhale vapor.
Do not handle fuel near open flame, sparks, or
excessive heat.
Be certain fuel lines and connections are secure.
Work in a well-ventilated area.
6.
Fuel filter
Loosen vent screw on top of fuel filter, four
complete turns.
7.
ENGINE
Push and pull ENGINE PRIME T-handle until
PRIME
all air is removed from fuel filter and fuel flows
T-handle
freely.
NOTE
The fuel feed pump is cam driven. If high point of
camshaft cam is in contact with fuel feed pump cam
lever, fuel system cannot be primed nor air bled from
fuel system using fuel feed pump.
8.
Fuel filter
Tighten vent screw on top of fuel filter.
9.
Engine shut-
Loosen breather plug on top of engine shutdown
down valve
valve, four complete turns.
10.
ON-ENGINE-
Place in ON position.
OFF switch
11.
Fault sensi-
Press and hold in.
tive control
pushbutton
12.
ENGINE
Push and pull ENGINE PRIME T-handle until
PRIME
all air is removed from engine shutdown valve and
T-handle
fuel flows easily.
4-115
