7.9.2 Fuel prefilter – Differential pressure check and adjustment of gauge
DANGER
Rotating and moving engine parts.
Risk of crushing, danger of parts of the body being caught or pulled in!
• Only run the engine at low power. Keep away from the engine's danger zone.
WARNING
High level of engine noise when the engine is running.
Risk of damage to hearing!
• Wear ear protectors.
Differential pressure gauge ad-
justment
1. When installing the new filter element:
align adjustable pointer (2) with pressure-
indicating pointer (3) of pressure gauge (1).
2. Verify that differential pressure is within
the limit.
Fuel prefilter – Checking differential pressure
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 indicator of
pressure gauge (3) is ≥ 0.3 bar, flush filter element of the cut-in filter (→ Page 177).
MW15406/17E 2014-05 | Task Description | 175
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