| 1. Disconnect from solenoids sockets. |
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2. Check up resistance of coils of solenoids. |
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3. Submit a food and be convinced that air enters into union E and leaves union F. At removal of a food air should not pass through union F. |
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4. Replace the block if results of one of checks negative, for this purpose disconnect hoses (), wring out a latch () and turn away a bolt (). |
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