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Depending on the ambient temperature or depression the temperature regulator operates a stream of the warm or cold air given to the carburetor. Damage of a temperature regulator will lead to interruptions at increase in frequency of rotation of a cranked shaft of not heated-up engine, to increase of fuel consumption and frosting of an inlet pipe of the engine. Check a temperature regulator on the cold engine. The gate (see rice. The air filter) has to turn freely, without jammings.
| PERFORMANCE ORDER |
| 1. To weaken a collar and to remove a hose from a temperature regulator branch pipe. To check position of the gate. The opening of supply of warm air has to be blocked. |
| 2. To remove the filter from the carburetor (see subsection 6.1.2). |
| 3. To connect a hose to the carburetor, having put on it a branch pipe instead of a hose. |
| 4. To start the engine and to allow it to work idling. The gate has to turn and open access to warm air. |
| 5. To disconnect a hose from the carburetor. The gate has to turn and block access to warm air. If it does not occur, to replace a temperature regulator. |
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