How To Check & Adjust the Offsets on a XR-70 Dixell Controller

Check the Bottle Sensor (OT), Return Air (OE) and Antifreeze Sensor

1. Press the "SET" & "DOWN" buttons simultaneously until OT appears
   
   

 

2. As soon you're in the OT screen, press the "SET" button to get the reading. If the OT readout is different, use the UP & DOWN buttons to adjust the offset to the correct reading illustrated on the page. Please make sure you press the SET button to store the offset.

3. Press "SET" again to enter into the OE screen


 

4. As soon you're in the OE screen, press the "SET" button to get the reading. If the OE readout is different, use the UP & DOWN buttons to adjust the offset to the correct reading illustrated on the page. Please make sure you press the SET button to store the offset.

5. Press "SET" again to enter into the 04 screen

6. As soon you're in the O4 screen, press the SET button to get the reading. If the O4 readout is different, use the UP & DOWN buttons to adjust the offset to the correct reading illustrated on the page. Please make sure you press the SET button to store the offset.

7. Once the setting is ok or adjusted, press the SET and DOWN buttons simultaneously to get into the second stage Parameters so you can get to HY - Hysteresis.

8. As soon you're in the HY screen, press the SET button to get the reading. If the HY readout is different, use the UP & DOWN buttons to adjust the offset to the correct reading illustrated on the page. Please make sure you press the SET button to store the offset.

9. Once all 4 Offsets have been checked and adjusted, do not touch anything further until it defaults back to the main screen.

PLEASE ADJUST THE HY - HYSTERISES IN THE PARAMETERS ONLY. IF YOU ADJUST ANY OTHER PARAMETERS, IT WILL CAUSE THE REFRIGERATOR TO NOT OPERATE CORRECTLY AND MAY VOID THE WARRANTY.