Troubleshooting, Appliance handover, 3 dismounting the appliance – STIEBEL ELTRON CNS UE с 01.03.2010 User Manual
Page 17: 4 power supply
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2 Wall mounting bracket
2
6
_0
7
_3
1
_0
1
2
7
1
2
3
1 Appliance
2 Safety cap
3 Locking bolt
9.3
Dismounting the appliance
»
Remove the safety cap from the locking bolt.
2
6
_0
7
_3
1
_0
1
2
8
1
2
3
1 Appliance
2 Safety cap
3 Locking bolt
»
Undo the locking bolt on the wall mounting bracket.
»
Lift the appliance up slightly and pull it forwards and away from
the wall mounting bracket.
9.4 Power
supply
»
Ensure the on-site supply cable has an adequate cross-section.
»
Ensure a socket or junction box for a permanent power supply
is installed at a distance of at least 10 cm from the side of the
appliance.
DANGER Electrocution!
Carry out all electrical connection and installation
work in accordance with relevant regulations.
DANGER Electrocution!
The appliance must be able to be separated from the
mains power supply by an isolator that disconnects all
poles with at least 3 mm contact separation.
DANGER Electrocution!
Do not install the appliance with a fixed power cable.
Observe the type plate. The specified voltage must
match the mains voltage.
Series CNS-UE
»
With a permanent connection, connect the three-core cable to
an appliance socket as follows:
1
2
1
2
3
3
26
_0
7
_3
1
_0
1
7
5
1 Neutral = blue
2 Live = brown
3 Control cable = black
There are 3 possible ways to connect the appliance:
1 Appliance connection without control cable:
Unregulated appliance. The control cable is not connected. In this
case, insulate the control cable.
2 Temperature setback via the control cable:
To reduce the temperature set at the thermostat (by 3 °C), the black
control cable is activated via an external electronic contact, e.g.
via a time switch.
3 Connection of the control cable to a control device:
You can connect the appliance to any control device that issues the
waveforms given in the following table as control signals.
&RPPDQG
2VFLOORVFRSH
2SHUDWLQJ
PRGH
+HDWLQJ
WHPSHUDWXUH
No power
Comfort mode Subject to the
thermostat setting
Complete
oscillation 230 V
ECO mode
Reduction by 3 °C
in relation to the
thermostat setting
Semi-oscillation
negative - 230 V
Frost
protection
mode
Frost protection
temperature
Semi-oscillation
positive + 230 V
Stop
None
When replacing the power cable, use only our spare parts. Only
a contractor may make the replacement.
10. Troubleshooting
The power cable must only be replaced by a contractor using our
original spare parts.Appliance handover
11. Appliance handover
Explain the functions of the appliance to the user. Draw special
attention to the safety information. Hand the operating and
installation instructions to the user.