LONCIN LC2P73F - Part IV Faults Diagnosis; Engine Starting Difficulties

Part IV Faults Diagnosis
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4-1 Difficulty of engine in starting
(Stop for several minutes before restarting)
(Refer to Section 3-5)
(Refer to Section 5-2-9)
(Refer to Section 5-2-9)
(Refer to Section 5-2-6)
(Refer to Section 5-2-6)
(Refer to Section 5-2-6)
(Refer to Section 3-4)
(Replace ignition switch)
(Refer to Section 5-2-5)
(Refer to Section 5-2-5)
(Refer to Section 3-4)
Difficulty in
starting
Fuel system
Ignition system
Compression
system
(Clean or replace)
(Refer to Section 5-2-4)
(Clean fuel filter screen)
(Add fuel oil into the fuel tank)
Insufficient fuel
Fuel filter screen blocked
Fault or im
p
ro
p
er ad
j
ustment of carburetor
Air cleaner dirt
y
Im
p
ro
p
er clearance of s
p
ark
p
lu
g
Improper clearance between ignition coil and flywheel
Fault of i
g
nition coil
Fault of i
g
nition switch
Fault of s
p
ark
p
lu
g
Im
p
ro
p
er clearance of valve
Gasket of c
y
linder head dama
g
ed
Loosened c
y
linder bolt
Seal of valve not
g
ood
Excessive wear of c
y
linder/
p
iston/
p
iston rin
g
Excessive wear of camshaft
Excessive en
g
ine oil
(Replace flywheel)
Insufficient ma
g
netic densit
y