Maintenance
Fuel System
103 9831/7750-1 103
Fuel System
General
Bleed
WARNING Do not open the high pressure fuel system with the engine running. Engine operation causes
high fuel pressure. High pressure fuel spray can cause serious injury or death.
Fuel Injection System
1. Make the machine safe.
Refer to: General (Page 87).
2. Loosen the vent screw on the fuel injection pump.
Figure 57.
A Vent screw
3. Operate the fuel lift pump priming button until air free fuel exits from the vent screw. Refer to Figure 58.
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