Fuel prefilter – checking differential pressure with reversible duplex filter
1. With the engine running at full load or rated power, read off pressure at gauge (1).
2. If differential pressure as indicated between position of adjustable pointer (2) and pressure-indicating point-
er (3) of pressure gauge is ≥ 0.3 bar, flush filter element of the cut-in filter (→ Page 105).
MS150119/01E 2016-02 | Fuel Filter | 101
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