TCP Smart ‎TBUWTRVZIG Quick Start Manual page 6

1. Twist the bottom of the
Radiator Valve towards
the unlock symbol and
pull the outer case off to
reveal the battery holder.
3. Once the batteries
have been installed the
LCD screen will light
up with the current
temperature and a
wrench symbol will be
displayed.
5. Press and hold down
the screen for 3 seconds
to start the setup process.
2. Insert 2x AA batteries.
(Note that rechargeable
batteries cannot be used).
4. Replace the outer case
and twist towards the lock
symbol.
6. The Radiator Valve
will start to vibrate until
it is ready to be installed.
When ready the F1 screen
will show.