Filter housing and carburettor
Dismantling of filter housing
Undo the two nuts (1) and remove the flat washer
(2).
Lift up the filter housing (3) and disconnect the hoses
(4) and (5) from the venting pump.
Remove the crankcase ventilation filter (7) from its
mounting on the filter housing, and lift the housing
from the machine.
Disconnect the venting pump (6) from the filter
housing. Examine the pump or the hoses for cracks,
and replace if necessary.
Dismantling and reassembly of
choke control and lever
Rotate the choke control so that the locking pin en-
gages in the groove on the filter housing (2).
Pull out the choke control from the housing. Examine
it for wear, and replace if necessary.
Dismantle the choke lever arm (3) from the housing
and examine it for wear. Replace if necessary. Reas-
sembly is in the reverse sequence.
Dismantling of carburettor and
diaphragm valve, Fig. 10
Remove the carburettor gasket (8) and the fuel pipe
(9) from the carburettor (10). Unhook the throttle ca-
ble from the carburettor cable wheel and lift off the
carburettor from the diaphragm valve (11).
Unhook the throttle cable from the carburettor cable
wheel and lift off the carburettor from the diaphragm
valve (11) housing and the diaphragm for wear, see
Fig. 12, and replace if necessary.
Note: The position of the supporting legs (1) must
not be changed, as this will impair the performance
of the engine.
16
Fig. 10
Fig. 11
Fig. 12
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