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Check and Adjustment: If there are no signs of ignition CONTINUE TO NEXT CHECK AND
ADJUSTMENT. If there are signs of ignition, but engine cannot be started then
check these probable causes:
Probable Causes:
• Malfunction of throttle valve operation
• Air leak in intake manifold
• Incorrect ignition timing
Check and adjustment: Remove the spark plug and check it again. IF SPARK PLUG IS DRY
CONTINUE TO NEXT CHECK AND ADJUSTMENT.
Fault Condition:
Spark plug is Wet
Probable Causes:
• Fuel level in carburetor too high
• Malfunction of throttle valve operation
• Throttle valve opening too wide
Check and Adjustment: Remove carburetor and connect a hose onto fuel inlet. Then blow air into the
hose.
Check and Adjustment: Check to see if air is blowing
Fault Condition:
Clogged
Probable Cause:
Malfunction of float meter.
B. Sluggish Engine, Lack of Acceleration, Lack of Power
Try gradually accelerating to check engine speed.
Check and Adjustment:
Check to see if engine speed can be increased.
Fault Condition:
Engine speed cannot be increased.
Probable Causes:
• Air cleaner clogged
• Poor fuel supply
• Lines in fuel tank evaporation system clogged
• Exhaust pipe clogged
• Fuel nozzle clogged in carburetor.
• Ignition timing incorrect
Summary of Contents for 1500
Page 5: ...PAGE 5 Serial Number on MTV PIN Number Located under seat on passenger side...
Page 57: ...PAGE 57...
Page 108: ...PAGE 108 SERVICE MANUAL...
Page 130: ...PAGE 130 SERVICE MANUAL...
Page 131: ...PAGE 131...