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Troubleshooting
If further assistance is required, contact your local authorized MARUYAMA service dealer.
Maintenance Period
●
: Service to be performed by an authorized MARUYAMA engine dealer.
■
: Service more frequently under dusty conditions.
NOTE:
The service intervals indicated are to be used as a guide.
Service to be performed more frequently as necessary depending on operating condition.
Use MARUYAMA standard 50:1 two-stroke engine oil.
Maintenance
Daily
Every
25 hours
Every
50 hours
Every
100 hours
Check and replenish fuel
●
Check for fuel leakage
●
Check bolts, nuts and screws for tightness or missing
●
Check engine idle speed adjustment
●
■
Clean air filter element
●
Clean spark plug and adjust electrode gap
●
■
Remove dust and dirt from cylinder fins
●
●
Clean spark arrester
●
Tighten bolts and nuts
●
●
Remove carbon deposits in exhaust port
●
Replace fuel filter
●
●
Remove carbon deposits on piston head and combustion chamber
●
●
Remove carbon deposits in transfer port
●
Replace fuel tube, fuel tank cap gasket
It is recommended to replace every 3 years
Problem
Cause
Action
Engine Will Not Start
• STOP switch set to off position
• Empty fuel tank
• Primer bulb wasn’t pushed enough
• Engine flooded
• Move switch to on position
• Fill fuel tank
• Press primer bulb until fuel flows
through fuel return line
• Use warm engine starting procedure
Engine Will Not Idle
Idle speed set incorrectly
Set idle speed
Engine Lacks Power or Stall
When Cutting
• Throttle wire has come loose
•
Dirty air filter
• Clogged spark arrester or exhaust port
• Tighten throttle wire
• Clean or replace air filter
• Clean spark arrester or exhaust port
Summary of Contents for 217879
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