Doosan D20SC-5 - Page 33

A Series Diesel Engine Troubleshooting Logic 31
Excessive Exhaust Smoke (Continued)
Cause Correction
Malfunctioning or Over fueled
Injection Pump
Replace Injection Pump.
Refer to Page 94
OK
Piston Rings Not Sealing
(Blue Smoke)
Perform a Compression Check. Correct as
Required. Refer to Page 158