Table 31 Overheat of Engine
Table 32 Sudden Stop
5. The injected frog of fuel injector is
in poor quality with fuel drop
Check on the fuel pump test table
High
temperature of
supplied water
1. Insufficient cooling water in water
tank
2. Air existed in the cooling water tank
3.Overload of engine
4 . Fan belt is loosen to make the
running speed lower
5.Blocked cooling water pipe
6.Too late to inject fuel
7.Combustion is abnormal
8.Dirty water tank surface
9 . There is begrime in the cooling
system
10. Damaged thermostat
11.Water pump does not work properly
12.Water temperature meter does not
work
Add cooling water
Add cooling water or exhaust air
Deduce the load
Tighten or replace the belt
Check or replace
Adjust fuel supply advance angle
Check the injected frog quality
Clean the water tank radiator element
Clean the furring and rust in
professional way
Replace thermostat
Check or replace water pump
Replace
1.Higher or lower oil level
2.Poor oil quality
3. Air leak in the piston ring
4.High temperature of cooling water
5.Overload of diesel engine
6.Fault water temperature meter
Check the oil level by oil dip stick
Use the oil with correct specification
Check if cylinder, piston ring are worn,
clip and the connecting rod of cylinder
Check as showed above
Deduce the load
Replace
1. No fuel in the fuel tank
2. There is leak in the fuel pipe, and air
goes into the fuel pipe
Add fuel
Check the leak, and exhaust air