What preventative maintenance should be done frequently to diesel engine starting air receivers?（）
举一反三
- Before starting the engine the air bottle should be （）.
- Before starting a diesel engine that has an engine driven lube oil pump， the engineer should （）.
- In an operating diesel engine, which of the following conditions is an indication of a leaking air starting valve? A.Noise coming from that air starting valve B.Continuous operation of the starting air compressor C.Zero air pressure in the air starting system D.Overheated starting air pipe to the cylinder head
- Diesel engine air start system check valves are opened by （） A: an air start cam B: cylinder compression pressure C: starting air pressure D: valve spring
- Before engaging the turning gear and turning the diesel engine, which of the following operation should be done except______.