Exhaust Smoke Is Black Or Charcoal; Table 11-5 Exhaust Smoke Is Black Or Charcoal - Mitsubishi S16R-Y1PTA Operation & Maintenance Manual

Exhaust smoke is black or charcoal

Cause
Improper fuel property
Faulty fuel feed pump
Faulty fuel injection pump
Faulty fuel injection nozzle
Fuel system
Faulty fuel injection timing
Uneven fuel injection
Insufficient amount of air
Inlet and
exhaust
systems
Increase resistance of exhaust air.
Low compression pressure
Basic engine Faulty valve timing
Rapid wear of sliding parts
Control
Increase in load
system

Table 11-5 Exhaust smoke is black or charcoal

ŒUse appropriate fuel.
ŒConsult a dealer of Mitsubishi Heavy Industries, Ltd.
ŒConsult a dealer of Mitsubishi Heavy Industries, Ltd.
ŒConsult a dealer of Mitsubishi Heavy Industries, Ltd.
ŒCheck fuel injection pump couplings.
ŒConsult a dealer of Mitsubishi Heavy Industries, Ltd.
ŒCheck exhaust smoke temperature, left and right bank bal-
ance.
ŒConsult a dealer of Mitsubishi Heavy Industries, Ltd.
ŒCheck turbocharger.
ŒClean, inspect and replace air cleaner element.
17)
ŒCheck intake air pressure and leakage of intake air.
ŒCheck intake air temperature and ventilation device.
ŒConsult a dealer of Mitsubishi Heavy Industries, Ltd.
ŒCheck turbocharger.
ŒCheck exhaust pipes and silencer.
ŒConsult a dealer of Mitsubishi Heavy Industries, Ltd.
ŒConsult a dealer of Mitsubishi Heavy Industries, Ltd.
ŒConsult a dealer of Mitsubishi Heavy Industries, Ltd.
ŒConsult a dealer of Mitsubishi Heavy Industries, Ltd.
ŒCheck control system and governor controller.
ŒConsult a dealer of Mitsubishi Heavy Industries, Ltd.
Chapter 11 TROUBLESHOOTING
Remedies
(Refer to P4-1)
(Refer to P8-16)
(Refer to P8-16)
(Refer to P8-
11-5