1Model
3Problem
4Reason
- 1The circulating water pump has stoppedCheck if the heating/cooling circulation pump is on.
- 2The coolings outside unit has stoppedCheck if the outside unit's protection switch has been activated.
- 3Error in the cooling valve actuatorsThe ventilation unit controls the valve actuators that are in the cooling circuit.
- 4The cooling actuators are incorrectly installedThe ventilation unit controls the valve actuators that are in the cooling circuit.
5Solution