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miguel11Nov 2, 2025
What to do if there is moisture downstream in my ZEKS 1600HSFA400?
- RRachel MurrayNov 2, 2025
If you notice moisture downstream in your ZEKS Air Conditioner, several factors could be the cause. First, there might be a drain failure or the timer needs adjustment. Try depressing the “TEST” button. If the drain valve operates, adjust the timing as described in Section 6.3. If 'DRAIN TEST' is displayed, but the valve doesn't open, make sure the wiring connections are secure and power is being applied to the solenoid coil. If it still doesn’t open, clean the valve as described in the Maintenance Section of this manual. If the display doesn't show 'DRAIN TEST', contact your distributor. Other potential causes include excessive flow (check inlet and outlet pressures and system design capacity), a dryer by-pass valve not closed (correct the cause of excessive flow and close the by-pass val...
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