Husqvarna 241R, Workshop Manual

Page: 19 / 62

3
18
531 03 06-23
Fuel system
Dismantling the carburettor
Remove the control diaphragm and check
for damage.
Replace if required.
Dismantling the carburettor
Carefully remove the control diaphragm
(A) and gasket (B).
Check the diaphragm for holes and wear
on the pin (C).
Replace the diaphragm if required.
Pressure test the metering unit. Connect pressure tester 531 03 06-23 to
the fuel hose nipple.
Lower the carburettor in a vessel with
petrol in order to discover any leaks more
easily.
Test the pressure at 50 kPa.
No leakage is permitted.
In the event of leakage – remove the
needle valve. In the event of leakage – remove the
needle valve.
Loosen the bolt and remove the lever arm,
axle, needle valve and spring.