Bosch Appliances 250SX NG Water Heater User Manual


 
6 720 607 057
Operation instructions
23
3.3 Use of remote control accessory
Fig. 30 Remote control
The wireless remote control accessory and the
temperature selector buttons on the front of the water
heater operate identically. Contact your distributor or
CEC to order if the remote control accessory is
preferred. Modification of the water heaters interior
control unit (Fig. 29, component 12) is required when
programming the remote control with this heater.
3.4 Operation
B When a hot water tap is opened, main burner ignites
and LCD displays indication .
Fig. 31
B LCD blinks until selected temperature is reached.
3.5 Reset button
If the LCD shows the error symbol .
See the error code on LCD and consult
“Troubleshooting” section.
Fig. 32
After following instructions indicated in
“Troubleshooting” section
B press reset button in order to make the appliance
ready-to-work.
Fig. 33 Reset button
If the problem persists, contact your installer.
3.6 Program button
Program button can be used/programmed in the
appliance and in the remote control.
Programming “Program” function
Programming actions are similar for both controls
(appliance control pad and wireless remote control).
Fig. 34 “Program” key
B Press buttons and to select temperature to
be memorized.
B Hold “Program” button for 3 seconds to save
temperature.
When LCD stops blinking. Temperature is saved on
“Program”.
Using “Program” function
In order to select memorized temperature
B Press “Program” key.
LCD shows pre-memorized temperature, which is now
the hot water selected temperature.
3.7 Locked condition
This condition is only valid for appliances with more
then 1 controller (appliances with remote control).
Fig. 35 Locked condition
Whenever LCD shows the temperature setting
cannot be adjusted because the appliance is in use by
a user which already selected a different temperature.
Appliance will be automatically unlocked after closing
hot water tap.
i
NOTE: up to 6 remote controls can be
programmed for one single water heater,
each with a range distance of 98 ft (30 m).