Bosch GWH C 920 ES - Operation; Reset Button; Program Button

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Operation instructions
33
Solar mode
The water heater will not ignite if inlet water temperature
exceeds the set temperature on the appliance. In this
condition, the solar mode indicator will show on the
LCD display. See Fig. 46, page 31.
Fig. 50
5.5 Use of optional remote control
accessory (part no. TSTAT2)
Fig. 51 Remote control
The wireless remote control accessory (Fig. 76,
component 13) and the temperature selector buttons
on the front of the water heater operate identically.
Contact your distributor to order the remote control
accessory. Modification of the water heaters interior
control unit (Fig. 76, component 16) is required when
installing the remote control with this heater.
5.6 Operation
B When a hot water tap is opened, main burner ignites
and LCD displays indication .
Fig. 52
B LCD flashes until selected temperature is reached.
B Power bar indicates power percentage in use.
5.7 Reset button
If the LCD shows the error symbol do not shut off
power or unplug the heater. Follow instructions below
to reset error first.
Record the error code on LCD and consult “Problem
solving” section 8.1, page 44.
Fig. 53
After following instructions indicated in
“Troubleshooting” section,
B press reset button to return heater to normal
operation.
Fig. 54 Reset button
If the problem persists, contact your installer.
5.8 Program button
Fig. 55 “Program” key
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).
HOT
BURN
D A N G E R
Watertemperatureover125°Fcan
causesevereburnsinstantlyor
deathfromscalds.
Children,disabledandelderlyare
athighestriskofbeingscalded.
Seeinstructionmanualbefore
settingtemperatureatwater
heater.
Feelwaterbeforebathingor
showering.