SERVICE MODES - CONT'D
If +/- buttons are pressed the Central Heating will run at maximum rate for up to 30 minutes
Press the Menu button again to progress to the 'Slab Setting' service mode:
If +/- buttons are pressed the CH Slab setting function will be activated. This function will increase
the CH flow temperature from 15° C by 1° C every 24 hours until the slab temperature exceeds
45°c or the target CH temperature of this function is cancelled by pressing the Menu button. Press
the Menu button again to progress to the 'Primary Return Limit' activation display:
Press +/- buttons to enable / disable the primary return limitation function.
This function allows the return temperature of the
primary system to be limited for more efficient
system
Press the Menu button again to progress to the
'Credit Control' setting display:
Note: This function is independent of the Credit control
valve accessory behaviour.
Press the Menu button again to return to normal
operation.
Installation and Servicing
SECTION 2 - INSTALLATION
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