Constant temperature and humidity test chamber, quarterly maintenance of high and low temperature alternating heat and humidity test chamber
First, the electrical part:
1. Clean the dust on the switchboard. Do not touch the water.
2. Fasten the thick wire diameter and high current screw terminal.
3. Check the circulating fan fixing screws to prevent loosening in long-term operation.
4. Observe whether there are discoloration or scorch marks in the large current contactor and circuit breaker (control compressor, fan). 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 each time is about 1 hour.
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, regularly clean the water tank to avoid scaling, resulting in abnormal humidification. Check if the automatic watering is smooth.
2. Keep the inside of the box clean and do not block foreign matter from the water return to avoid 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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