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Engine starts, but stops again
Engine does not run smoothly,
does not respond well
Engine overheats
Engine speed does not go down
Fuel tank is empty
Fuel tube, air filter or exhaust pipe blocked
Carburettor is not adjusted correctly
Engine overheated
Wrong or broken glow plug
Wrong or old fuel
Dirty air filter
Mixture too rich
Idle speed mixture too lean
Idle speed mixture too rich
Secondary air is sucked in via the fuel tube or the engine
Pressure in exhaust pipe too low
Mixture too lean
Body too tight
Wrong fuel
Throttle stop screw in the wrong position
Engine sucks in secondary air
One or several gaskets on the carburettor are faulty
Fill the fuel tank
Clean blocked parts, replace them if necessary
Re-adjust idle speed and main jet needle
Check the temperature Above 150°C, the fuel mixture must be
enriched
Check if the wheels can move freely
Insert the needed glow plug
Fill in the proper fuel
Wash it, then use air filter oil
Adjust the main jet needle to make the mixture leaner
Reset the idle speed mix adjustment screw to factory settings
Reset the idle speed mix adjustment screw to factory settings
Check/replace the fuel tubes and/or fasten all engine screws
Check the exhaust pipe and replace it if necessary
Adjust the main jet needle to make the mixture richer
Make sure the engine is sufficiently ventilated, cut a corresponding
opening into the car body
Only use RC car fuel
Reset the throttle stop screw to factory settings
Check all the engine screws and retighten them
Replace the defective gaskets
Summary of Contents for 23 68 22: RtR
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