Nanni N4.40 - Page 74

ENGINE
03-M-E3B, 03-M-DI-E3B, 03-M-E3BG, WSM
1-S4
The exhaust gas is
black or dark gray
Overload Decrease the load –
The grade of the fuel is low Use the specified fuel I-4
The fuel filter is clogged Replace G-21
The air cleaner is clogged Clean or replace G-13,
G-20, G-25
The injection nozzle is defective Repair or replace the
nozzle
1-S34,
1-S35,
1-S49
The output is
deficient
The injection timing is incorrect Adjust 1-S28,
1-S30
The moving parts of engine have a seizure Repair or replace –
The injection pump is defective Repair or replace 1-S31,
1-S32,
1-S33,
1-S54,
1-S55,
1-S56
The injection nozzle is defective Repair or replace the
nozzle
1-S34,
1-S35,
1-S36,
1-S49
There is compression leakage Examine the
compression
pressure and repair
1-S22,
1-S23
There is a gas leakage from the exhaust system Repair or replace 1-S40,
1-S47
There is an air leakage from the compressor
discharge side
Repair or replace 1-S40,
1-S47
The air cleaner is dirty or clogged Clean or replace G-13,
G-20, G-25
The turbocharger compressor wheel turns
incorrectly
Replace the
turbocharger
assembly
1-S47
Symptom Probable Cause Solution
Reference
Page
KiSC issued 06, 2009 A