Technical data

The maximum central heating flow temperature can be reset
from the factory set maximum of 88°C to between 35°C and
88°C .
Turn the heating temperature control knob to 'E'.
Press the 'service ' button until '
--' appears on the display.
Release the button and '4.6' appears for 5 seconds followed by
'00' or '01' .
The button lights.
Turn the central heating temperature control knob until '2.5'
appears for 5 seconds followed by '88'.
Turn the hot water temperature control knob to the required
maximum heating flow temperature.
The 'service' button and the display will flash.
Press the 'service' button until ' ' appears.
The maximum central heating flow temperature is stored.
Return the temperature control knobs to the original settings.
Record the change in the Commissioning Record.
Turn the hot water temperature control knob clockwise until the
required output level is reached.
Display Heat Heating
Output Level Input kw Output kw
(MAX) (NET) ( Non-condensing Mode)
99 24 23
85 20.6 19.6
65 15.8 15
55 13.5 12.7
NOTE: Net Input = 0.901 x Gross Input (NG)
Press and hold the 'chimney sweep' and service buttons until
' ' appears.
The reset heating output is now stored.
Return the temperature control knobs to the original settings.
Record the change in the Commissioning Record.
19
Changing the Maximum Central Heating Flow
Temperature
Central