ENGINE SERVICE (Contd)
Fuel filter/Water Separator (Contd).
Priming Fuel System.
The fuel system must be primed
whenever the fuel filter/water separator element is
replaced and after any - draining of the fuel system.
Open air purge drainvalve (1) at
hand primer pump (2).
Place a container under air
purge drainvalve (1). Operate hand primer pump (2) to
discharge a combination of fuel and air from the fuel
system. Continue pumping until all air is expelled and a
steady flow of fuel is observed. Stop hand primer pump
(2) operation and close air purge drainvalve (1). Dispose
of waste fuel properly.
Final Inspection. Start engine (para. 2-
12) and check for unusual noises and fuel system leaks.
If NBC exposure is suspected, all air filter media should be handled by personnel wearing protective
equipment. Consult your unit NBC officer or NBC NCO for appropriate handling or disposal instructions.
General. Air cleaner service is required whenever the red band is visible in window of air cleaner
indicator (3). The operator will service the air cleaner in an emergency situation only. Notify unit maintenance as soon as
Do not operate engine without an air
cleaner element. Failure to do so may
result in internal engine component
Keep fingers out from under or directly above the locking end of securing latches during removal or
installation. Injury will result if fingers are caught under latches and/or if fingers are struck by latch when