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LONCIN LC2V78 User Manual

LONCIN LC2V78
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Troubleshoot
- 17 -
2Inefficient power
3)Sudden stall
Phenomena Causes Elimination
Fuel run out Fill fuel,unblock
Carburetor blocked Check fuel line,unblock
Oil leaked from carburetor
float
Repair float
Fuel system
Needle valve jammed Repair needle valve
Spark plug sparked through
Carbonized dirt makes short circuit
Replace spark plug
Spark plug electrode dropped
off
Replace spark plug
High tension wire dropped off Repair or replace
Ignition
system
Ignition coil broken down replace
Sudden stall
at run
Others
Severely scuffing of cylinder
bore or valve dropped off
Repair or replace damaged
part
Phenomena Causes Elimination
Ignition
system
Improper timing
Replace ignition
coil
Air mixed in fuel line Exhaust air
Orifice regulated improperly
Regulate
Needle valve or orifice
blocked
Clean , blow off
Fuel cock blocked Clean or replace
Fuel system
Carbonized in combustion
chamber
Clean c
arbonized
dirt
Air cleaner block
Clean or replace
element
Inlet system
Inlet system leakage Repair or replace
Piston cylinderpiston
ring worn out
replace
Leakage between block
and head
Replace gasket
Incorrect valve clearance Regulate
Speed increase slowly while
accelerating , even decrease
or engine stall in severe
condition
Poor
compression
Valve untight Grind or replace

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LONCIN LC2V78 Specifications

General IconGeneral
BrandLONCIN
ModelLC2V78
CategoryEngine
LanguageEnglish

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