We remove the carburetor for repair or replacement
Remove the air filter.
2. Unscrew the screw 6 fastening the rod 2 to the air damper drive lever, unscrew the screw 1 fastening the rod to the bracket and disconnect the rod from the carburetor.
Unscrew the nut 7 fastening the accelerator cable to the throttle actuator sector, move the oil seal 5, unscrew the nut 4 and remove the rod 3 from the bracket and the throttle actuator sector.
- 3. After loosening the clamps, remove the fuel supply hoses 2 and drain 3 from the carburetor fittings, hose 1 of the crankcase ventilation system, the vacuum hose for controlling the forced idle economizer (EPKhK) from the back of the carburetor and hose 5 to the solenoid valve of the PKhKh system, to the vacuum corrector of the distributor ignition switch 7 and to the EGR thermal switch
- 4. Disconnect wires 6 from the EPHX system microswitch. 4.
Unscrew the four nuts 1 securing the carburetor to the intake pipe, remove the cable holder 2 and dismantle the carburetor.
Loosen the clamp with a screwdriver and remove the corrugated air intake hose.
With a screwdriver, we bend the antennae of the lock washers, and with a 10 key we unscrew the three nuts
remove the air filter housing.
Disconnect the plug from the microswitch.
Disconnect the fuel supply hose
disconnect the fuel outlet hose.
Disconnect the hose of the thermal switch of the exhaust gas recirculation system.
Disconnect the first hose of the forced idle economizer system valve (EPKhK).
Disconnect the hose of the vacuum ignition timing regulator
Disconnect the second hose of the EPHX system valve.
Disconnect the crankcase exhaust hose.
Holding the nut with an 8 wrench, turn the bolt 1-2 turns with a 7 wrench
then donkey screwdriver loosen the holder screw and remove the air damper drive rod.
With a 10 key, unscrew the nut by 1-2 turns and remove the cable from the throttle actuator clamp.
With a 13 key, we unscrew the four nuts securing the carburetor.
Remove the bracket with the throttle actuator rod.
Remove the carburetor from the engine.
There are two insulating pads under it.
We install the carburetor in the reverse order, connecting the hoses to it according to the diagram.
We connect the damper control rods and adjust them.
The choke should be in a vertical position with the pull handle recessed, and fully closed when the handle is pulled out.
The throttle cable must not restrict travel, sag excessively, or kink sharply. We adjust its tension with two nuts for fastening the tip of the shell on the bracket.