Exhaust Smoke Is Black Or Charcoal; Table 11-6 Exhaust Smoke Is Black Or Charcoal - Mitsubishi S12R-T2MPTK Operation & Maintenance Manual

Exhaust Smoke is Black or Charcoal

Causes
Improper fuel properties
Fuel feed pump malfunction
Fuel injection pump malfuction
Fuel injection nozzle malfunction
Fuel system
Faulty fuel injection timing
Uneven volume of fuel injection
Insufficient amount of intake air
Inlet and
exhaust
systems
Increase of exhaust resistance
Compression pressure drop
Engine
Faulty valve timing
proper
Rapid wear of sliding parts
Load system Excessive load
Rig Excessive load
Note: The table above also includes the parts not supplied by MHIET For the parts not supplied by MHIET inspect
and maintain them by following the manufacturer's operation manual.

Table 11-6 Exhaust Smoke is Black or Charcoal

Use appropriate fuel.
Contact your MHIET dealer.
Contact your MHIET dealer.
Contact your MHIET dealer.
Check fuel injection pump couplings.
Contact your MHIET dealer.
Check exhaust gas temperature.
Contact your MHIET dealer.
Turbocharger - Inspect
Air Cleaner - Clean, Inspect and Replace
Check intake air pressure and check for intake air leaks.
Check intake air temperature and ventilation system.
Contact your MHIET dealer.
Turbocharger - Inspect
Check exhaust pipe.
Contact your MHIET dealer.
Contact your MHIET dealer.
Contact your MHIET dealer.
Contact your MHIET dealer.
Check load system.
Contact your MHIET dealer.
Adjust propeller matching.
Chapter 11 TROUBLESHOOTING
Solutions
(Refer to P4-1)
11-7