Examination
Verification condition: The engine has cooled to at least room temperature.
1. Unscrew the air filter, see Chapter Power supply system, carburetor, fuel injection system, Chapter Removal and installation the air filter.
2. Ask your assistant to fully depress the gas pedal. The starting flap -arrow- should close to a small gap.
3. If the starting flap does not close, check the ease of movement of the starting flap shaft. If the starting flap shaft moves easily, but the flap still does not open, check the starting flap membrane (is done in the workshop).
4. Start the engine and let it idle.
5. Check whether the automatic cold start housing heats up. At the same time, the starting flap in the intake pipe should slowly open.
6. If the housing does not heat up, the cold start automatics should be replaced. If the housing heats up and the damper does not close or closes partially, the membrane of the starting damper should be checked (is done in the workshop).
7. Install the air filter.
Removal
1. Unscrew the air filter, see Chapter Power supply system, carburetor, fuel injection system, Chapter Removal and installation the air filter.
2. Disconnect the cold start automatic plug.
3. Unscrew 3 bolts and remove the mounting plate, bimetallic spring housing and gasket.
Installation
1. Install a new housing gasket.
2. Install the automatic starter housing so that the tongue of the bimetallic spring enters the starter valve lever.
3. Install the mounting plate and tighten the 3 bolts by hand.
4. Align the center line of the scale on the carburetor body with the mark on the automatic starter body. Tighten the mounting bolts.
5. Connect the plug of the starting automatic system.
6. Install the air filter.
[Content based on information from: Mazbook.ru]