Adjusting the pneumatic drive of the throttle valve of the 1st chamber
A - clearance between the throttle control lever and the idle mixture quantity adjusting screw; F - length of the pneumatic drive spring between the nuts; 1 - idle mixture quantity adjusting screw; 2 - throttle control lever; 3 - nut; 4 - lock nut; 5 - pneumatic drive spring length adjustment nut
1. Check the clearance "A" between the idle mixture quantity adjusting screw 1 and the throttle control lever, which should be within 3.0±0.2 mm.
2. If necessary, achieve the correct size with nut 3, after loosening lock nut 4.
3. Check the length "F" of the pneumatic actuator spring between the nuts, which should be 23 mm. If necessary, achieve the proper size with nut 5.