Owner manual

51
14 Fault Finding
DIAGNOSTIC CODES - LEVEL 1
Installer Access
14725
Diagram 14.8
d.99 State List (see diagram 14.7)
d.28 Option Relay 2
d.27 Option Relay 1
d.91 Internal Programmer type (for use with Options board kit) 0:24 hour (default) 1:7 day
N/A
Flow temperature setpoint
Description Range
intelligent control
Status additional heating pump (option)
Status central heating pump
> 8 no flame < 4 good flame
Minutes
Digital regulator status
Quantity (in hundreds)
N/A
Reserved for future use
To enter the diagnostics menu follow the procedure below:-
Press and hold the ‘MODE’ and ‘+’ buttons for approx 5 seconds until the screen changes. Use the ‘+’ or ‘-’ button to select the
number 96, this is the password. Hold the ‘MODE’ for approx 5 seconds when 96 is selected, when the screen changes release
the button. The screen will ash between ‘L1’ and a number. ‘L1’ indicates you have level 1 access, the number indicates
the diagnostic number below. Use the ‘+’ and ‘-’ to cycle through the selections below. To select a diagnostic number press
the ‘MODE’ button when the correct number is selected. The display will show the parameter value of the diagnostic number
selected. To return to the diagnostic number selector simply press the ‘MODE’ button. To change the parameter use the + or
- buttons. Once the value has been changed it must be saved by holding the ‘MODE’ button for approximately 5 seconds. This
will return to the diagnostic number selector.
Indicates read and write function - all other diagnostics are read only