Fuel Prefilter - Differential Pressure Gauge Check And Adjustment - MTU V 4000 M70 Operating Instructions Manual

7.8.4 Fuel prefilter – Differential pressure gauge check and adjustment
DANGER
Unguarded rotating and moving engine components.
Risk of serious injury – danger to life!
• Take special care when working on a running engine.
WARNING
Engine noise above 85 dB (A).
Risk of damage to hearing!
• Wear ear protectors.
Adjusting differential pressure
gauge
1. When installing the new filter element: align
adjustable pointer (2) with pressure-indicat‐
ing pointer (3) of pressure gauge (1).
2. Check differential pressure.
Checking differential pressure of fuel prefilter
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
pointer (3) of pressure gauge is ≥ 0.3 bar, flush filter element of the cut-in filter (→ Page 141).
MW15412/05E 2011-11 | Task Description | 143