Nanni N4.40 User Manual

ENGINE
03-M-E3B, 03-M-DI-E3B, 03-M-E3BG, WSM
1-S1
1. TROUBLESHOOTING
[1] ENGINE BODY
Symptom Probable Cause Solution
Reference
Page
The engine does not
start
No fuel Fill up the fuel G-12
Air in the fuel system Bleed the air G-12
Water in the fuel system Change the fuel and
repair or replace the
fuel system
–
The fuel hose is clogged Clean or replace G-12
The fuel filter is clogged Replace G-21
The viscosity of fuel or engine oil at low
temperature is too high
Use the specified fuel
or engine oil
I-4, G-10
The cetane number of fuel is low Use the specified fuel I-4
Fuel leakage because of loose injection pipe
retaining nut
Tighten the retaining
nut
1-S48
Incorrect injection timing Adjust 1-S28,
1-S30
The fuel camshaft is worn out Replace 1-S63
The injection nozzle is clogged Clean or replace (IDI) 1-S34,
1-S35,
1-S36,
1-S49
Repair or replace (DI) 1-S34,
1-S35,
1-S49
The injection pump is defective Repair or replace 1-S31,
1-S32,
1-S33,
1-S54,
1-S55,
1-S56
Seizure of the crankshaft, camshaft, piston,
cylinder or bearing
Repair or replace 1-S62,
1-S63,
1-S64,
1-S65,
1-S66,
1-S67,
1-S68,
1-S92,
1-S93,
1-S94,
1-S95,
1-S96,
1-S97,
1-S98
Compression leakage from the cylinder Replace the head
gasket, tighten the
cylinder head screw,
glow plug and nozzle
holder
1-S48,
1-S49,
1-S50,
1-S51
KiSC issued 06, 2009 A

Nanni N4.40 Specifications

General

Brand	Nanni
Model	N4.40
Category	Engine
Language	English