Trouble Shooting Guide - Panterra Fusion Service Manual

NIKOTA USA: PANTERRA SCOOTER SERVICE MANUAL
1. General Information

Trouble Shooting Guide

Starter Failure or Hard Starting
Check Adjust
Loosen carburetor overflow screw
and check if there is fuel in it
Supply apply
enough fuel
Remove spark plug install it in its
cap and connect it to engine to
for spark
There is spark over in spark plug
Test compression pressure
Normal compression pressure
Start according to operating method
No ignition spark
Remove spark plug again and check
Spark plug wet
CHAPTER 1: INTRODUCTION
Faulty Condition
No fuel supplied to carburetor
There is no spark or weak spark
No compression pressure
or compression pressure
too low
(Engine) having ignition
spark but not to start
Spark plug dry
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Cause of Trouble
No fuel in tank
Passage from tank
to carburetor blocked
Float passage clocked
Air hole in fuel tank cap blocked
Fuel filter blocked
Fuel filter screen blocked
Vacuum switch faulty
Spark plug bad
Spark plug dirty and broken
C.D.I. bad
Pickup coil bad
Ignition coil broken circuit
or short circuit
Ignition coil broken wire
or short circuit
Main switch bad
Starter clutch bad
Valve too tight
Valve set bad
Cylinder piston or piston ring bad
Cylinder gasket leaking
Valve burned
Valve timing improper
Automatic choke performance
Air inlet improper manifold
Ignition time wrong
Carburetor oil quanitity
regulation screw bad
Carburetor oil level too high
Auto-enriching device start
enrichment failty
Throttle valve opening too wide
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