Chapter 4 N39453
Page 84
How to eliminate air from the fuel system
Cautions:
• Under no circumstances should any attempt be made to remove the electric fuel lift pump from the lter
head as it is not a serviceable item.
• Do not operate the engine until the air is eliminated from the fuel injection pump.
• After the air is eliminated, operate the engine at no load.
1. Remove the atomiser cover.
2. Loosen the high pressure pipes (AI1) at the atomisers.
3. Switch the control panel to energise the electric lift pump for 30 to 60 seconds.
Caution: Do not run the electric fuel lift pump for more than 60 seconds without fuel. The fuel pump can be
permanently damaged as it relies on the fuel for lubrication.
4. Operate the starter motor until fuel free from air comes from the connections.
5. Tighten the union nuts to 30 Nm (22 lbf ft) 3,0 kgf m.
6. Start the engine and check for leaks.
7. Fit the atomiser cover and tighten its setscrews.
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