B
en 57
MAINTENANCE 7
Secondary Fuel Filter
Fuel filter that is installed on the engine.
Element
(1) Fuel valve
(2) Vent screw
In-line Priming Pump
1. Ensure that the fuel valve for the fuel filter that has
an element is in the ON position (1).
2. Loosen vent screw (2).
3. Operate in-line priming pump (3). When fuel free
from air flows from the vent screw tighten the
vent screw.
4. Loosen connection (4) at the fuel injection
pump.
Note: Fuel return line (5) may need to be removed
to prime the fuel system.
5. Operate the in-line priming pump. When fuel is
free from all air flows from the connections tighten
the connecting bolt.
6. The engine should now be able to start. Operate
‘the starting motor to start the engine.
Note: Do not operate the starting motor for more than
15 seconds. If the engine does not start after 15 sec-
onds, stop and wait for 30 seconds before trying again.
Secondary Fuel Filter