Why are water droplets or moisture formed on the service valves?

[Overview]

Water drops or moisture can occur on the service valve because of high humidity.

[Related Symptom]

Water droplets are found on the service valves.

[Cause]

Humidity & Refrigerant overcharge

[Solution]

Abnormal Conditions

● At the outdoor unit, some moisture will be formed.

 

 

The reasons for moisture on the service valve are as follows:

● High Humidity: In the rainy season, the humidity level is higher than usual. Low temperature and high humidity can generate moisture on the service valve.

● Refrigerant overcharge: Refrigerant overcharge will cause dew drops on the service valve and they will trickle down onto the floor.