The test box should be cleaned of impurities inside before use, and the distribution room should also be cleaned at least once a year to maintain cleanliness inside and outside the constant temperature and humidity box.

1. A vacuum cleaner can be used to remove indoor dust.

2. The test chamber needs to be inspected, and the over temperature protector of the test chamber needs to be checked. In order to ensure smooth water flow, the water storage inside the humidifier needs to be replaced once a month, and the humidifier plate needs to be cleaned once a month.

3. The maintenance of the test chamber mainly involves the condenser, so the condenser needs to be regularly maintained every month. A vacuum cleaner can be used to remove the dust attached to the condenser's heat dissipation mesh

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