In default at start-up cylinders of the engine can be overflowed with gasoline because of repetition of unsuccessful attempts of start-up.
On engines 4E-FE, 4A-FE, 7A-FE
Turn the ignition key in the situation START and press a butterfly valve pedal. Hold a key and a pedal no more than 15 seconds then release. Then clean a foot from a pedal and repeat start.
On model 2E engines
Press a pedal of a butterfly valve and hold 15–20 seconds. Then try to start the engine, without cleaning a foot from a pedal. It is not allowed to press a pedal, it should be held only at a floor.
If the engine is not started after 15 seconds of work of a starter, switch off a starter, wait some minutes then repeat attempt.
In default start of engines of models 4E-FE, 4A-FE and 7A-FE repair or adjustment is required.
In default start-up of the engine of type 2E execute the procedure described above and test the following.
| PERFORMANCE ORDER |
| 1. Turn out candles and dry electrodes. |
| 2. Turn the ignition key in the situation START and press a butterfly valve pedal. Hold a key and a pedal no more than 15 seconds then release. |
| 3. Wrap spark plugs. |
| 4. Having cleaned a foot from a pedal, try to start the engine. |
| 5. If the engine is not started, adjustment or repair is necessary. |
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