Exhaust temperature rises on all cylinders
MAN B&W L23/30H — tehničke informacije, četverotaktni pomoćni dizelski motor (agregat)
Mogući uzrok
Charge air cooler ineffective, fouled air/gas passages, poor fuel, wrong camshaft position
Što učiniti
Priručnik proizvođača, str. 37Clean coolers and filters, water-wash turbine, check Pmax and camshaft
Ostali kvarovi MAN B&W L23/30H — tehničke informacije
Exhaust 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 plungerEngine rpm dropsLow fuel pressure, water in fuel, governor or valve faults, increased frictionSmoky 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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