Maintenance Period - Maruyama MM92 Manual Del Propietario U Operador

IDLING SPEED ADJUSTMENT
1. Idle speed is the only available adjustment.
2. Do not tamper with the carburetor setting to increase the maximum engine speed.
3. If adjustment is needed, have it performed by your authorized MARUYAMA service dealer.
Carburetor adjustments are made at the factory and are not adjustable without disassembling the carburetor.
Before each use, the mist blower should be inspected for proper assembly and fitness of all components. All fasteners
should be checked for correct tightness. Always inspect for fuel leaks.
Do not attempt to start or operate a mist blower Blower with a fuel leak.

Maintenance Period

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
■
Check spark plug
Check and clean fuel filter
■
Remove dust and dirt from air intake guard
■
Tighten bolts and nuts
Clean spark plug and adjust electrode gap
Remove dust and dirt from cylinder fins
■
Remove carbon deposits in exhaust port
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Replace air filter
Replace fuel filter
Replace spark plug
Remove carbon deposits on piston head and combustion
● chamber
Check the sliding portion of crankshaft, connecting rod etc.
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Replace fuel tube, fuel tank cap gasket
●: 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 2-stroke engine oil.
ADJUSTMENT
MAINTENANCE
Always remove the spark plug cap from
spark plug when servicing the engine to
prevent accidental starting.
Maintenance
English-8
Every
Daily
20 hours
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It is recommended to replace every 3 years
Every Every
50 hours 100 hours
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