Engine rpm drops
MAN B&W L23/30H — tehničke informacije, četverotaktni pomoćni dizelski motor (agregat)
Mogući uzrok
Low fuel pressure, water in fuel, governor or valve faults, increased friction
Što učiniti
Priručnik proizvođača, str. 37Raise feed pressure, drain water, replace governor, stop and investigate
Ostali kvarovi MAN B&W L23/30H — tehničke informacije
Exhaust temperature rises on all cylindersCharge air cooler ineffective, fouled air/gas passages, poor fuel, wrong camshaft positionExhaust temperature rises on one cylinderDefective fuel valve, leaking exhaust valve, blow-by, damaged fuel camExhaust temperature drops on one cylinderAir in fuel pump, sticking fuel valve spindle, sticking pump plungerSmoky exhaust in normal runningFouled turbocharger, defective nozzles, low air supplyExhaust valve knockingLoose adjusting screw, damaged push-rod discLube oil pressure failsPump defective, filters or cooler fouledEngine does not turn on startLow air pressure, main valve closed, pinion not engaging, start valve stuck, electrical fault
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