Removal and installation of the carburetor Removing Disconnect the earth cable from the battery. Remove the air filter see paragraph 4.44 . Remove the cable from the idle shutoff valve. Remove the...
Float valve check Removing Disconnect the earth cable from the battery. Remove air filter. Remove the carburetor cover. Remove the float from the cover. Examination The valve,...
Idle speed and CO content adjustment Throttle and air mixture adjustment screws are factory sealed. The circulating mixture adjustment screw is not sealed, since its rotation does not have a...
Idle adjustment Warm up the engine to an oil temperature of +60°C. Turn off all consumers. The air start damper must be fully open. The air filter has been removed. Connect...
Adjustment of the CO content in the exhaust gases Adjust only when the engine is warm, oil temperature is about 60°C. Turn off all consumers. The air damper must be fully open. The air filter has been removed....
Checking the idle shutoff valve The idle shutoff valve blocks, when the ignition is turned off, the access of the combustible mixture to the mixing chamber. If the lotto valve is defective,...
Replacing the accelerator pump diaphragm Removing Remove retaining ring from pump hose. Unscrew the accelerator pump, pull out the spring with the membrane. Installation Install the spring and a new...
Adjustment of draft of the air damper In engines 1.3-l 44 kW (60 hp) push the air damper rod to the stop, install the rod on the air damper mounts with some play (stress-free) and tighten the...
Checking and adjusting the throttle valve clearance The throttle valve clearance is adjusted again if the throttle body is replaced or the engine stalls during warm-up. Remove air filter. Connect tachometer....