User Instructions
GB
Option 1 - Enable or disable A/B programming (Option 41 set to 5/2)
This enables or disables the A/B programming option. Press
+ until Option 1 is displayed, use Λ and V to select required
setting.
Setting 0
Disabled, unit operates as 5/2 or 24 hour product depending on
installer settings (factory setting)
Setting 1 Enabled: activates A/B programming
Option 3 - Calendar clock rules
This establishes the rules that the automatic calendar clock
follows to calculate changes between summer and winter
time. Press + until Option 3 is displayed, use Λ and V to select
required setting.
Setting 0 Disabled.
Setting 1
Manual: user must change using + to advance and - to retard
displayed time.
Setting 2 European rules. (Factory Setting)
Setting 3 USA rules (2007 onwards)
Setting 4 USA rules (pre-2007)
Option 4 - Time zone o set
This feature allows the time zone to be established and
corrects time display. Press + until Option 4 is displayed, use Λ
and V to select required setting
Setting 0 UK models: this feature should be left at the factory setting of 0.
Setting 1
Central European time models: this feature should be left at the
factory setting of +1:00.
-12 Hours +14 Hours
Rest of World: use Λ and V keys to select o set from Universal time (GMT) for the
location in which the thermostat is being installed.
Option 10 - Frost/ thermostat mode setting
This feature allows the default frost/thermostat mode
temperature to be set. Press + until Option 10 is displayed, use
Λ and V to select required setting.
5-40°C - Factory setting is 8°C, but can be changed to any value between 5 -40°C.
