Perkins 400 Series Operation And Maintenance Manual page 73

SEBU7992-05
Illustration 50
Lift pump hand priming option.
(A)
Loose part hand priming option.
(B)
3. Operate the hand primer. Refer to illustration 50
4. When fuel free from air flows from the vent screw
tighten the vent screw.
Illustration 51
Connector that is installed on 2 and 3 cylinder
engines
(4) Connector bolt
(5) Fuel return hose for the injector
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Illustration 52
Connector that is installed on 4 cylinder engines
(6) Connector bolt
5. Loosen the connector (4) or (6) at the fuel injection
pump.
Note: For illustration 51 , the fuel return hose (5) may
need to be removed at the fuel injection pump.
73
Maintenance Section
Fuel System - Prime
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