OpeRATION
Safety
1.3
Other symbols in this documentation
Note
General information is identified by the adjacent symbol.
f Read these texts carefully.
f
Symbol
Meaning
Material losses
!
(appliance damage, consequential losses and environmen-
tal pollution)
Appliance disposal
f This symbol indicates that you have to do something. The ac-
f
tion you need to take is described step by step.
1.4
Units of measurement
Note
All measurements are given in mm unless stated oth-
erwise.
2.
Safety
2.1
Intended use
The appliance is intended for domestic use. It can be used safely
by untrained persons. The appliance can also be used in non-do-
mestic environments, e.g. in small businesses, as long as it is
used in the same way.
The device allows the relevant instantaneous water heater to be
operated remotely.
Any other use beyond that described shall be deemed inappro-
priate. Observation of these instructions and of the instructions
for any accessories used is also part of the correct use of this
appliance.
2.2
General safety instructions
WARNING Injury
!
The appliance may be used by children aged 3 and older
and persons with reduced physical, sensory or mental
capabilities or a lack of experience and know-how, pro-
vided that they are supervised or they have been in-
structed on how to use the appliance safely and have
understood the potential risks. Children must never play
with the appliance. Children must never clean the ap-
pliance or perform user maintenance unless they are
supervised.
2.3
Test symbols
See type plate on the appliance.
10
| FFB 1 | FFB 2
Note
The wireless remote control is powered by a lithium but-
ton cell.
Remove spent batteries. Leaking batteries cause damage
which is excluded from any warranty. Non-rechargeable
batteries must not be recharged.
Never use rechargeable batteries.
Never use different types of batteries or new and used
batteries together.
If the appliance is not used for a prolonged period, re-
move the battery (see chapter "Changing the battery").
3.
Description
FFB 1 and FFB 2 allow the instantaneous water heaters DHE .. SL(i)
electronic comfort, DEL .. SL(i), DHE electronic comfort as well as
CDE and FDE to be operated via wireless remote control (433 MHz).
Wireless programming unit FFB 1 / FFB 2
Wall mounting bracket with accessory FFB 1 / FFB 2
Receiver module FFB 1
The FFB 2 only operates in conjunction with receiver module FFB 1.
Following the installation of FFB 1, the instantaneous water heater
can be adjusted via wireless remote control and/or directly at the
programming unit on the appliance (see Operation). The wireless
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