13
Battery Replacement
When batteries are low a battery symbol will 
fl ash in the LCD display. You have 15 days to 
replace the battery before the unit switches 
off.
 
When changing batteries, remove old batteries and insert new ones 
within one minute and programming will not be lost. 
IMPORTANT: always use high quality alkaline batteries
NB. If the display ever goes blank during normal operation, the 
batteries will need to be renewed, the unit reset and the time and 
programmes reset. 
!
16
03 57
Frost Protection
 
    Press  and  together twice. 
    Use    or   buttons to set the 
desired low temperature.
  -    At 5°C a snowfl ake symbol appears 
indicating frost protection mode. 
  -  At all other temperatures an 
 arrow appears, indicating a 
constant temperature selection. 
    To return to automatic programming press   and   
together again.
x 2
16
°
:
5
°
*
:
A constant low temperature between 5°C-30°C can be selected whilst 
away from home.
User Instructions
GB