Setting The Holiday Function - LightwaveRF JSJS LW901 Operation Manual

Setting the holiday function

If you want a xed temperature to be maintained for a
set period of time while you are on holiday or during
a party, you can make use of the Holiday function.
1. Press and release the menu button repeatedly until
the suitcase symbol appears on the display.
2. Use the arrow buttons to set the end of the time
period during which the temperature is to be
maintained.
3. Press the OK button to con rm.
4. Then use the arrow buttons to set the date.
5. Press the OK button to con rm.
6. Use the arrow buttons to set the temperature; press
OK to con rm.
7. The display will ash to con rm your settings. The
set temperature will remain until the speci ed time.
The Room Thermostat will then adopt Auto mode.
Setting routine descaling
Routine descaling is carried out once a week to
protect against valve calci cation. The user can
change the time at which this function is performed
(factory set is 12:00 on Saturdays).
1. Press and hold down the menu button for more
than 3 seconds.
2. Use the arrow buttons to select the "CAL" in menu.
3. Con rm with OK.
4. Use the arrow buttons to set the day of the week.
5. Con rm with OK.
6. Use the arrow buttons to set the time.
7. Con rm with OK.