- 12 -
2.
To check the radiant panel operation (comfort
heat).
(i) Adjust the temperature control display as follows;
press down the
+
button until all red bars are
illuminated (shown below). After 2 minutes the
front panel should now feel warm, this will confi rm
correct operation.
(ii) If the front panel does not heat up and room
temperature is below 26°C, remove front panel
and ensure there is no damage to front panel or
radiant element and that all electrical connections
are secure. If front panel is still not heating up,
phone customer help line.
NOTE: If room temperature is above 26°C, radiator
will not operate.
I
MPORTANT
Once radiator has been confi rmed as fully
operational, use Page 2 of the ‘Operating
Instructions’ to set up initial customer
settings.
Please ensure the “Operating Instructions” are
left with the radiator for user information.
DuoHeat has a built in self diagnostic function that enables
both service engineers and end users to diagnose faults.
Make sure that the peak supply is on before starting the
diagnostic function.
Adjust the LED’s down until only the blue frost protection
LED is illuminated.
Press and hold the
-
button for 10 seconds until the blue
LED goes off then release the
-
button.
The LED’s will now come on one at a time - this indicates
that the radiator is running the diagnostic checks.
A fl ashing LED will then illuminate to indicate a pass or fail.
Pass - 8th LED fl ashes - if Delta Dor is not connected
or in Comfort Mode.
Pass - 9th LED fl ashes - if Delta Dor is in Setback mode.
Fault Conditions
1st Red LED fl ashing - Room temperature sensor fault.
2nd Red LED fl ashing - Core temperature sensor fault.
3rd Red LED fl ashing - Radiant Panel temperature fault.
Contact Customer Helpline if any of the above faults are
detected.
CHECK PROCEDURE FOR INSTALLERS FOLLOWING INSTALLATION
THIS CHECK PROCEDURE SHOULD BE CARRIED OUR BY A COMPETENT INSTALLER ONLY.
THE OPERATING INSTRUCTIONS ARE AVAILABLE FOR END USERS.
