FUEL FILTERS - TM-5-3895-349-14-P0867

FUEL SYSTEM

FUEL TANK

Open the fuel tank drain valve to drain water and

replace the fuel in the tank. By filling the tank in the late

afternoon, this humid air is expelled before the moisture

sediment from the fuel tank.

To minimize water

can condense on the cool inside walls of the fuel tank.

contamination, fill the fuel tank in the late afternoon: As

the fuel is consumed, air with some humidity must

FUEL FILTERS

CLEANING PRIMARY FILTER ELEMENT

INSTALLING NEW FINAL FUEL FILTER ELEMENTS

1. Unscrew and remove the filter. Be sure the old

Stop the engine.

filter gasket does not remain attached to the

Close the diesel fuel supply valve.

filter bun: Leaking between the new and old

Loosen the nut on the cover and remove the

filter gaskets will result.

case and filter.

Clean the element and case in clean kerosene

or diesel fuel.

Before installing the filter, inspect the gaskets.

Install new gaskets if necessary.

Install the cleaned filter element and case.

Prime the fuel system.

REMOVING THE FUEL FILTER

2. Clean the gasket sealing surface of the filter

base.

3. Lubricate the new filter gasket with clean diesel

fuel.

4. Tighten filter by hand until gasket contacts

base;

then tighten 1/2 turn more.

5. Prime the fuel system.

PRIMARY FUEL FILTER

NOTE

Do not pour fuel into the new filter element

before installing.

PRIMING THE FUEL SYSTEMS

If air is trapped in the fuel system, the diesel engine will

either not start, or will misfire.

To prime the system:

1. Stop the engine.

2. Loosen the vent valve on the fuel pump

housing.

CAUTION

Operate the priming pump only when the bleed

valve is open. Avoid bleeding excessive fuel.

Operate the electric starter, or the hand

priming pump if so equipped, until the flow of

fuel from the filter is continuous and free of

VENT VALVE

bubbles.