OPERATOR/CREW MAINTENANCE INSTRUCTIONS
Section I. Lubrication Instructions
Lubrication of the power plant is accomplished by
organizational personnel; however, the operator
should insure that the oil level in the oil tank is
adequate before operation of the power plant.
Section II. Preventive Maintenance Checks and Service
To insure that the power plant is ready for
operation at all times, it must be inspected
systematically so that defects may be discovered
and corrected before they result in serious damage
or failure. The necessary preventive maintenance
checks and services are described in paragraph 3-3
and table 3-1. The item numbers indicate the
sequence of minimum inspection requirements.
Defects discovered during operation of the power
unit shall be noted for correction as soon as
operation has stopped. Stop operation immediately
if a deficiency is noted during operation which
would damage the equipment if operation were
continued. All deficiencies and short-comings shall
be recorded together with the corrective action
taken on from DA 2404 (Equipment Inspection and
3-3. Preventive Maintenance Checks and
Preventive maintenance checks and services
to be performed by the operator/crew are listed in
3-4. Dual Water Hose Assembly Inspection.
Inspect dual water hose assembly (fig. 1-15,
sheet 3 of 7) for damage, signs of leakage, stripped
or crossed threads on coupling nuts and electrical
connectors, missing or damaged protective caps.
3-5. Supply and Drain Water Hose Assembly
assembly for damage, signs of leakage, stripped or
crossed threads on coupling nut and electrical
connector, missing or damaged protective caps or
3-6. External Fuel Filter.
The external fuel filter is a vertical, portable
filter/separator consisting of an aluminum tank
mounted on an aluminum skid. It is a static device
which is installed in the fuel system to remove
entrained water and solid contaminants in the fuel.
Inlet, outlet and water drain connections are
provided. The inlet and outlet connections are
identical, manually operated 1 inch ball valves.
The water drain connection is a 1/2 inch manually
operated ball valve. Quick disconnect couplings
for 1 inch hose are provided at the fuel inlet and
outlet connections. A plexiglass sight gage with a
ball float inside is mounted on the side of the tank
to indicate the water level in the tank base. The
cover is held in place by four bolts and contains a
manual pressure vent valve to permit bleeding air
from the unit.
3-7. Maintenance of External Fuel Filter (fig. 3-
a. Sight gage inspection.
(1) Inspect sight gage for cracked body or
leaking around gasket.
(2) If malfunction exists, refer to organization
b. Filter/Separator Assembly Inspection.
(1) Inspect skid and frame for bent or broken
member, corrosion and general condition of paint.
(2) Refer all deficiencies to organizational
c. Canister and Filter Element Inspection.
(1) Canister and filter element inspection is
required to maintain serviceability of the unit.
(2) Inspect the filter element for clogging or
rupture. Inspect the canister for a damaged or
Depressurize Filter/Separator before removing
the cover assembly by opening the manual
pressure vent valve located in the center of