7.7.3 Fuel system – Venting
Preconditions
☑ Engine is stopped and starting disabled.
WARNING
Fuels are combustible.
Risk of fire and explosion!
• Avoid open flames, electrical sparks and ignition sources.
• Do not smoke.
Venting fuel system
1. Unlock fuel priming pump, unscrew handle.
2. Open vent plugs on filter head.
3. Operate the pump with the handle until bub‐
ble-free fuel emerges at the vent plugs.
4. Close vent plugs on filter head.
MW15407/14E 2012-02 | Task Description | 101
TIM-ID: 0000004712 - 002
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