39
62--10601
PRIMING FUEL SYSTEM
The mechanical fuel lift pump is mounted on the engine next to the
injectionpump. This pump has a manual plunger forpriming thefuel
system when the fuel tank has been run dry.
To prime the fuel system, use the following steps:
1. Turn the bleed valve (Red) counter-clockwise until fully
opened.
2. Turn the top of the manual fuel pump plunger
counter-clockwise to unlock it. S-L-O-W-L-Y (up/down once
per second) pump the manual plunger until positive pressure
(resistance) is felt. This may take up to 200 strokes. This will
indicate fuel flow.
3. Continue to pump S-L-O-W-L-Y (up/down once per second)
approximately 100 more strokes tofill the filter andbleed theair
out of the lines.
4. Start engine. It may be necessary to continue to pump until the
engine starts.
5. Depress and turn the top of the manual plunger clockwise to
lock in place.
6. When engine is running smoothly, turn bleed valve clockwise
until fully closed.
Manual
Fuel Pump
Plunger
Red
Fuel Bleed
Valve
To Next Page
Loading...
