GH F33 BDA
3.5.2 Engine does not run at idle speed
Cause : -Idle speed adjusted too low
Solution: -On the carburettor, screw the idle stop screw in
Cause: -Idle speed adjusted too high
Solution: -On the carburetor, screw the idle stop screw out
Cause: -Idle running mixture adjusted wrong
Solution: -Turn the low speed adjuster so that correct idle is insured
Cause: -ignition system damaged
Solution: -send engine to Göbler-Hirthmotoren or authorized supplier
3.5.3 less power and rough running
Cause: -Dirty air filter
Solution: -Clean or renew air filter
Cause: -Dirty or damaged spark plug
Solution: -Clean or renew the spark plug
Cause: -Dirty fuel filter
Solution: -Clean or renew fuel filter
Cause: -wrong (too oleiferous) mixture ratio of fuel
Solution: -pour out tank and fill in prescribed fuel mixture
Cause: -spark plug connector damaged
Solution: -renew the spark plug connector
3.5.4 Engine Does Not reach full power
Cause: -Dirty air filter
Solution: - Clean or renew filter
Cause: -Dirty fuel filter
Solution: -Clean or renew the fuel filter
Cause: -wrong (too oleiferous) mixture ratio of fuel
Solution: -pour out tank and fill in prescribed fuel mixture
Cause: -Incorrect adjustment of carburetors, butterfly valve not fully open
Solution: -Adjust butterfly valve accordingly
Cause: -One of the two ignition circuit is damaged
Solution: -Send engine to Göbler-Hirthmotoren or authorized supplier
Cause: - piston, piston ring, cylinder head, or cylinder damaged
Stand: 02.02.05 DOC_F33_B_E_0.01
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