O P E R A T I O N & M A I N T E N A N C E M A N U A L
45
Section 7 Faults and Remedies for Diesel Engine
1
、
Hard or Refuse to Start
causes
remedies
1
、
fuel filter and fuel pipeline blocked
clean
2 air in the fuel system
exhaust the air and tighten all of the fuel
pipeline connector
3 fuel delivery advance angle incorrect
Readjust it according to specifications
4 spray fuel atomization is bad
readjust the spray fuel pressure according
to specification
5
、
compression pressure low
clean or replace the injector needle valves
sets
6
、
clearance between the air vales is wrong
check or replace the piston ring
、
cylinder
sleeve and
grind valves, cylinder head nuts
should be tightened in case of leakage on
cylinder head gaskets
7
、
battery lose electricity
Charge the battery
8
、
wires connections loosened
check and tighten wire connections, clean
contact points
9 ambient tem. is too low, and oil too vicious
Heat up the cooling water and lubricant
