3.OPERATION:
The control is first shipped in the OFF mode. The digital display will show «- -
a. SWITCHING THE HEATPUMP ON:
Hold the [SET] key for 3 seconds. The set mode LED will come on to indicate the set mode. Now touch the [%] key. The display will now show the actual water temperature. If there is a demand for heat, that is if the actual water temperature is lower than the desired or setpoint temperature, the Heat On LED, the compressor and fan will come on. Note that each time the compressor turns off there will be a 5 minute delay before it can be turned on. After 8 seconds the set mode LED will go off.
b. SWITCHING THE HEATPUMP OFF:
Hold the [SET] key for 3 seconds. The set mode LED will come on to indicate the set mode. Now touch the [%] key. The display will now show «- -
c. TO VIEW THE SETPOINT OR DESIRED TEMPERATURE:
Hold the [^] key to display the setpoint or desired temperature.
d. TO VIEW THE DEFROST TEMPERATURE:
Hold the [v] key to display the defrost temperature.
e. TO CHANGE THE SETPOINT TEMPERATURE:
Hold the [SET] key for 3 seconds. The set mode LED will come on to indicate the set mode. Now touch the [^] key to increase the value or the [v] key to decrease the value. The adjustment range is from 70 °F to 105 °F ( 21 °C to 41 °C in Celsius mode ). You have 8 seconds from the time that the last key was touched to make the adjustment. After 8 seconds the set mode LED will go off.
f. BACKWASH OPERATION:
Hold the [BACKWASH] key for 3 seconds. The display will show [bac] to indicate the backwash mode. In this mode the heatpump is turned off for 20 minutes in order to allow time for backwash. The heatpump will turn on automatically at the end of the 20 minutes. If you would like to turn on the heatpump before the 20 minute delay, simply press the [BACKWASH] key for 3 seconds ( when the circulation pump is returned to the filter position).
g. SWITCHING BETWEEN °F AND °C:
Hold the [SET] key for 3 seconds. The set mode LED will come on to indicate the set mode. Touch the [^] key and the [BACKWASH] simultaneously to select the °F mode. Touch the [v] key and the [BACKWASH] simultaneously to select the °C mode. After 8 seconds the set mode LED will go off.
4.CALIBRATION:
Other features are available on the control which aid for both installation and servicing.
a. TO VIEW DEFROST TEMPERATURE:
To view the defrost temperature, push the [v] keys.
b. TO CANCEL THE 5 MINUTE ANTI-SHORT CYCLE DELAY:
For a quick restart, push both the [BACKWASH] and [%] keys for 3 seconds. Ensure that the high and low pressures are equalized.
20