43
element, every 100 000 km of run, after maximum permissible
procedures of cleaning.
Flush the gauze 4 of the flame trap with one of the dissolvents:
kerosene, turpentine, white spirit.
Inlet manifold. During seasonal maintenance, set the mani-
fold heat-control valve (Fig. 30) to the position corresponding
to the coming season of the year.
Accelerator pedal. While in service, it may become necessary
to adjust the carburettor throttle full opening and readjust the
accelerator pedal position.
Adjust the throttle full opening and the pedal position by
turning the lever 4 (Fig. 31) on the pedal shaft. For adjustment,
carry out the following: disconnect the spring 11, release the
locknut 5 on the pedal shaft, set the pedal against the stop to the
toeboard (the position corresponding to the throttle full opening.
Holding the lever 4 in the position of the throttle full opening,
Fig. 30. Manifold
heat control valve:
I -heat control valve
OFF (summer);
II -heat control
valve ON (winter)
Fig. 31. Carburettor control linkage:
1 -accelerator pedal; 2 -pedal shaft; 3 -nut; 4 -shaft lever; 5 -locknut; 6 -
accelerator shaft rod; 7 -throttle lever; 8 -rod lever; 9 -throttle rod knob; 10 -choke
rod knob; 11 -return spring
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