6
-5
TROUBLESHOOTING
Possible causes Actions
Poor pressure of the feul injuction
•
Adjust to proper pressure
150 ~ 160Kgf/cm
2
(14.7 ~ 15.7MPa, 2133 ~ 2276psi)
Fuel injection pump wear
•
Avoid using poor quality fuel. This will result in pump wear. Use NO.2 diesel only
•
Check the injection pump and valve assembly. Replace as required.
ABNORMAL EXHAUST FUME COLOR
Possible causes Actions
Poor fuel governor system
•
Consult with a dealer for repair.
Poor fuel quality
•
Select good quality fuel.
Use the diesel oil only.
Poor nozzle
•
Replace with a new nozzle if necessary.
Unstable burn
•
Poor spraying, improper injection timing, abnormal injection system, poor valve adjust
ment, or compression leakage, poor compression, etc. Check and repair.