8. Troubleshooting Guide

8. Troubleshooting Guide

Case 1. Starting failure:

Check fuel for water or incorrect mixture.

Check engine for flooding.

Remove spark plug and check for correct sparking.

Replace with proper fuel.

Remove and dry the spark plug. Repeat pulling starter with no choke.

Replace with a new plug.

Case 2. Lack of power/Poor acceleration/Rough idling:

Check fuel for water or incorrect mixture.

Replace with proper fuel.

Check air filter and fuel filter for clogging.

Clean or replace as necessary.

Check carburetor for inadequate adjustment.

Readjust speed needles. (See page 8.)

Case 3. Oil does not come out:

Check oil tank to see if empty.

Supply oil.

Check oil passage and ports for clogging.

Clean.

When your unit seems to need further service, please consult our service shop in your area.

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Zenoah G455AVS manual Troubleshooting Guide, Case 1. Starting failure, Case 2. Lack of power/Poor acceleration/Rough idling