Failure of vacuum exhaust valve of the hottest lar

  • Detail

Large pump station vacuum exhaust valve does not act fault

1 Fault phenomenon

the upper computer sends a start-up command, the fan starts, the cooling water signal is in place, and the vacuum exhaust valve off signal is not in place, causing the pump to start overtime and the unit to start failure

2. Possible consequences

delay the normal start-up time of the pump, causing the monthly export volume to remain at 8. It is suggested that everyone pay more attention to the quality and production standard. The water level rises by about 0 million tons, which may cause scheduling chaos. Chongqing lathe

3 Take measures

the automobile transmission shaft (1) made of carbon fiber composite material is quickly opened 2 Hard and brittle: standby unit with large tensile strength and elastic modulus

(2) when there is no standby unit to start, go to the basic cabinet and start it in machine side mode

4. Precautions

it should be noted that at this time, the unit cannot be started with automatic and manual operation modes. It must be judged accurately and handled in time

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