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Installation and Service Manual
pool return sensor has been installed and connected, this will
be the temperature of the water coming from the pool.
By pressing the Select key, the Pool Target is shown and the
text TARGET on the display. This is the pool temperature set
point.
By pressing the Select key again, the Boiler Inlet Temperature
is shown, indicated by the text Boil In. This is the temperature
of the water going into the pool heater. Note that it is different
than the temperature of the water coming from the pool.
By pressing the Select key again, the Boiler Outlet
Temperature is shown, indicated by the text Boil Out. This is
the temperature of the water coming out of the pool heater,
before it is mixed with the water from the pool.
By pressing the Select key again, the Boiler Rise is shown,
indicated by the text Boil Δ Δ T. This is the difference between
the inlet and outlet temperatures at the pool heater.
If the pool supply sensor has been installed and connected, by
pressing the Select key, the Pool Supply Temperature is shown,
indicated by the text SUP.
temperature of the water returning to the pool.
If in the Advance mode (rear dip switch set to "0" position),
the Boiler On hours will be displayed, indicated by the text
BOIL ON in the display. This is the total number of hours the
pool heater has been heating the pool. To clear the Boiler On
hours press the Up and Down Arrow keys simultaneously.
For a detailed explanation of the advance settings, see
Appendix B on page 59 of this manual.
By pressing the Select key again, the display returns to the
Pool Temperature display.
Programming Mode
In order to adjust any of the settings, it is necessary to enter the
Adjust mode. This is done by pressing all three buttons
simultaneously for one second and it will change from View to
Adjust.
The setting shown can be adjusted (within it's
acceptable range) by pressing the Up or Down Arrow key.
The default display shows the Pool Target temperature
indicated by the arrow pointing to the text POOL on the
overlay, and the text TARGET on the display. This is the
temperature of the water from the pool at which the pool heater
will turn off. The default is 85°F/27°C.
By pressing the Select key again, the Pool Differential
temperature is shown, indicated by the arrow pointing to the
text POOL on the overlay, and the text DIFF on the display.
This is the number of degrees below the Pool Target
temperature that the pool temperature must drop before the
pool heater will turn on. The default is 4°F/2°C.
This will show the actual
By pressing the Select key again, the Temperature Units will
be displayed, indicated by the text °F or °C. This is the units
in which the temperatures are shown. The default is °F.
By pressing the Select key again, the Pool Target will be
shown once more. To return to the View mode, simply stop
pressing any buttons for 25 seconds.
Note: The control values programmed into memory will not
be lost because of a power failure.
Error Messages Displayed by the
Temperature Controller
There are six error messages that can be displayed in response to
software or hardware problems with the pool heater's internal
temperature control. The error codes that may be seen on the
display are:
E01 - The internal memory of the microprocessor in the
temperature control has a read error at power up. This error
cannot be field repaired. Replace the pool heater's temperature
control if the error persists.
SHr - There is a short in the temperature sensor. Make sure
sensors are properly installed, wired and connected to the
control. Correct sensor installation or replace sensor.
OPn - There is a break in the wiring to the temperature sensor.
Make sure sensors are properly installed, wired and connected
to the control. Correct sensor installation or replace sensor.
FP - The burner is not running 2 minutes after the start of the
call for heat. Check ignition control codes.
E02 - The outlet temperature from the pool heater reached its
maximum setting. Check the bypass pump and mixing valve.
E03 - The inlet temperature into the pool heater was below its
target temperature for more than 15 minutes.
mixing valve.
41
Check the
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