![Vaillant VSMART User Manual Download Page 6](http://html2.mh-extra.com/html/vaillant/vsmart/vsmart_user-manual_3186662006.webp)
The
USER
Guide
10
11
Using hot water boost
Need to give your hot water a quick boost? simply press the Hot Water Boost
button on your app and the vSMART will tell your boiler to produce more hot
water.
Hot Water Boost
Use this button to activate
hot water boost, this will fully
charge your hot water cylinder
then deactivate automatically.
Changing your System Mode
Press the System Mode
arrow in the bottom
right hand corner of
the display
Winter mode
Choose this mode during winter
to activate both your heating
and hot water schedule
Summer mode
Choose this mode during the
warmer summer months when
heating is not required. This
mode will keep your heating off,
whilst ensuring your hot water
still follows your set schedule
Frost protection
Choosing this mode will ensure
the boiler only comes on if the
temperature in the property
drops below 5
o
C
vSMART keeps you informed
vSMART will let you know what
time the hot water boost will be
fully completed