Attached table: fault cause and remedy
Air intake is not free or
exhaust back pressure is
too high
Clean
Poor quality of fuel Clean and renew
Incorrect timing of valve
gear or fuel supply
Adjust according to requirements
Poor atomizing Check, repair or replace injector
Excessive injection quantity Check and adjust (by manufacturer)
Insufcient pressure in
supercharging system
Check and block up the leakage of pipeline
and connector
Faults in turbocharger Check and replace
Intercooler damaged or
leaked
Replace or repair
Incorrect working point of
smoke-limiter
Readjust (by manufacturer)
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