Bosch GWH-635-ESO - Manual (Page 8)

8
Remote control installation
6 720 606 990
4.2 Remote control
activation
The remote control activation
instructions vary based on the version
of control board installed in your
heater.
To determine the control board
version in the water heater:
B Turn power switch on the water
heater to the off position (O).
B When turning power switch to the
on position, note the first two letters
that appear on the display (should
be AF or SU).
B If the letters are AF, follow
section 4.2.1.
For SU, follow section 4.2.2.
4.2.1 AF board
B Connect power to heater.
B Move the power switch on the
appliance to the off position (0).
B On heater control panel press and
hold Program key or
while turning on the power switch (I).
Release program key when LCD
displays “188”.
LCD shows “P2”. If not, repeat
previous step.
B Select “P3” using buttons and
on heater.
B Press and hold Program key
or again for 1 sec.
LCD shows one number and one
rotating digit. If not, repeat previous
step.
The number represents the remote
control which is to be registered, the
first remote control will be registered
with number “0”, the second with
number “1” and so on.
The rotating digit shows that the
electronics is expecting a registration.
If the LCD fails to show a number and
rotating digit after repeated attempts,
double check the wire connections
made in section 4.1.
B Hold remote control in front of the
control panel on the heater and
simultaneously press remote control
buttons
and until the
temperature indication is shown on
the remote control LCD.
i
Before the remote
control will work, it must
be activated using the
procedure described
below with the operator
standing in front of the
appliance.
6720606990-0701_(Remote control)16Nov.fm Page 8 Friday, November 16, 2007 3:04 PM