Programmable constant temperature and humidity test chamber regular maintenance knowledge
First, the electrical part:
1. Clean the dust on the switchboard. Do not touch the water.
2, tighten the thick wire diameter, high current screw terminal.
3. Check the circulating fan fixing screws to prevent looseness in long-term operation.
4. Observe whether the high-current contactor, circuit breaker (control compressor, fan) has discoloration or burn marks. If it is replaced in time.
Second, the frozen part:
1. Clean the condenser (every three months) regularly to avoid overheating alarm when the ambient temperature exceeds 30 degrees.
2. When the equipment is not used for a long period of time, the compressor is started once every 2 weeks, and it is about 1 hour each time.
3. It is forbidden to stop at low temperature (below 0 degree) to avoid air leakage and frosting on the equipment door.
4, the compressor noise is normal and dull and stable. If abnormal sounds such as sharp ears are heard, the manufacturer should be notified immediately.
Third, the waterway part:
1. Clean the water tank regularly to avoid scaling and cause abnormal humidification. Check if the automatic watering is smooth.
2, the box should be kept clean, do not have foreign matter to block the water return, so as not to cause water accumulation in the equipment during the experiment.
3. The humidification tank should be cleaned every month to check whether the water inlet is unblocked and avoid dry burning and damage the humidification tube.
4. Change the wet cloth every three months.
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