Technical data

Procon
. C D
The Boiler controller has various levels of access, this section relates to understanding the controller fascia,
display symbols and buttons.
The following table lists the controller buttons with a description of the buttons use.
Button
No of
Presses
Description Options / Range
Recommended
Setting
-
Mode of Operation. ‘Automatic’, ‘Constant’, ‘Night Set-Back’, ‘OFF,
frost control’. (Cursor under symbol dictates mode selected).
Automatic
(Cursor under
Clock Symbol)
 Actual Boiler Flow temperature Review Only Review Only
 Actual Stored Hot Water Review Only Review Only
 Not Used Not Used Not Used
 Boiler Operation Function Number Review Only Review Only
 Actual Outside Air Temperature Review Only Review Only
 Fault Code Indication. E-… E- Review Only
For access of the control programs, Day, Time, etc.
Various, See Program Listings,
on next page
 Full System Reset following a Fault, or Customer Induced fault E N/A N/A

Maximum Heating Temperature, or Assumed Room Temperature
{If Outside Air Sensor (QAC) has been installed}
 -  °C or
 -  °C
°C or °C

Stored Hot Water Target Temperature.
{If HWS Sensor (QAZ) has been installed}
 - °C °C

Hot Water Selection On/O . {Only available if HWS Sensor (QAZ)
connected, or Volt Free Stat is in Demand position}
On (Cursor under
symbol under TAP
Symbol)
Mode Selected
Symbol
Set Point Value
Adjustment
Buttons
Operational Status
Information Button
Current Time of
Day, AGU Display
Version, Or Auto-
Rest ERROR
Code
Mode Selection
Button.
‘Auto’, ‘On’, ‘Night-
Setback’, ‘O ’
Actual Boiler Temp
LMU Version, or
Manual Reset
ERROR Code
Appliance Fault,
Induced Fault
Reset Button
Stored Hot Water
Temperature
Selection Button
Assumed Room
Temp / Heating
Flow Temp
Selection Button
Stored Hot Water
Activation Button
Program Selection
Buttons
Fig .
