2.
Open vent plug (5) of filter to be flushed.
3.
Unlock drain valve (6) by pressing toggle,
open it and drain fuel.
Result:
Fuel flows from filtered side back to the un-
filtered side, flushing the filter deposits
downwards out of the filter.
4.
Close vent plug (5) and drain valve (6).
Fuel prefilter – Filling with fuel
1.
Remove screws securing cover and take off cover (2).
2.
Fill filter housing with clean fuel.
3.
Place new gasket in cover (2).
4.
Fit cover with gasket and secure it with screws.
5.
Check differential pressure (→ Page 110).
Result:
If flushing did not improve differential pressure, replace fuel prefilter element (→ Page 114).
MS150118/01E 2015-05
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TIM-ID: 0000004937 - 021