Exhaust valve knocking
MAN B&W L23/30H — 技术资料, 四冲程辅助柴油机（发电机组）
可能原因
Loose adjusting screw, damaged push-rod disc
处理方法
制造商说明书，第 38 页Inspect and replace parts
MAN B&W L23/30H — 技术资料 的其他故障
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 plungerEngine rpm dropsLow fuel pressure, water in fuel, governor or valve faults, increased frictionSmoky exhaust in normal runningFouled turbocharger, defective nozzles, low air supplyLube 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
依据制造商说明书《MAN L23-30H technical information》。作业前请核对船上的原件。
本页为自动翻译。零件号、代码和页码与原文一致。