6.7.3 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.
Fuel system venting
1. Unlock fuel priming pump, unscrew handle.
2. Open vent plugs on filter head.
3. Operate the pump with the handle until fuel
without bubbles comes out of the vent plugs
and the nipples.
4. Close vent plugs on filter head.
MS150031/03E 2011-10 | Task Description | 131
TIM-ID: 0000004712 - 001