Operating instructions

23
For users and contractors
1.5 DHW output
Subject to season, the following maximum mixed water or draw-off capacities result for different cold water
temperatures (see Table 1):
ϑ
1
= Cold water inlet temperature
ϑ
2
= Mixed water temperature
ϑ
3
= Outlet temperature.
!VAILABLETEMPERATUREEGFOR
Shower, washing hands, filling a bath, etc. Kitchen sink and when using thermostatic valves.
ϑ
2
= 38 °C ϑ
3
= 60 °C
kW 11 13.5 18 21 24 27 kW 11 13.5 18 21 24 27
ϑ
1
l/min * ϑ
1
l/min *
6 °C 5.0 6.0 8.0 9.4 10.7 12.1 6 °C - 3.6 4.8 5.6 6.4 7.2
10 °C 5.6 6.9 9.2 10.7 12.3 13.8 10 °C 3.1 3.8 5.2 6.0 6.9 7.7
14 °C 6.6 8.1 10.7 12.5 14.5 16.1 14 °C 3.4 4.2 5.6 6.5 7.5 8.4
Table 1
* Table values relative to a rated voltage of 400 V. The outlet volume is subject to the available supply pressure
and the available mains voltage.
1.6 Recommended settings when using a thermostatic valve
To safeguard the function of the thermostatic valves, set the instantaneous water heater to its maximum
temperature (temperature selector to the right end stop).
1.7 First aid in case of faults
s Check all fuses.
s Check taps/valves and shower heads for scaling or contamination (see also "6. Troubleshooting").
Where a contractor is required, he can better and more speedily remedy the fault if you provide him with
some of the details from the type plate (
A
20):
1.8 Maintenance and care
-AINTENANCEWORKEGCHECKINGTHEELECTRICALSAFETYMUSTONLYBECARRIEDOUTBYAQUALIlEDCONTRACTOR
A damp cloth is sufficient for cleaning the casing. Do not use abrasive or corrosive cleaning agents.
1.9 Operating and installation instructions
+EEPTHESEINSTRUCTIONSSAFELYANDPASSTHEMONTOANYNEWUSERSHOULDTHEEQUIPMENTCHANGEHANDS
,ETYOURCONTRACTORCHECKTHEIRCONTENTINCONJUNCTIONWITHANYMAINTENANCEORREPAIRWORK
DDLE Basis . . No.: . . . . . . - . . . . - . . . . .
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