Vaillant sensoNET VR 921, Installation Instructions Manual

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Installation instructions 0020285487_05
–
Installation
–
Start-up
–
Inspection and maintenance
–
Repair
–
Decommissioning
▶
Proceed in accordance with
current technology.
Validity: Russia
The competent person must be
authorised by Vaillant Group
Russia.
1.3 Risk of death from electric
shock
There is a risk of death from
electric shock if you touch live
components.
Before commencing work on
the product:
▶
Unplug the mains plug.
▶
Or disconnect the product
from the power supply by
switching off all power sup-
plies (electrical partition with a
contact gap of at least 3 mm,
e.g. fuse or circuit breaker).
▶
Secure against being
switched back on again.
▶
Wait for at least 3 minutes un-
til the capacitors have dis-
charged.
▶
Check that there is no
voltage.
1.4 Qualification
Only qualified electricians may
carry out the electrical installa-
tion.
1.5 Risk of material damage
caused by using an
unsuitable tool
▶
Use the correct tool.
1.6 Observing the safety
information
Validity: Russia OR Ukraine
▶
Observe the safety informa-
tion in the section "Country-
specific information".
1.7 Safety warning
–
Power
supply unit
▶
The power supply unit that is
provided must only be used
indoors.
▶
Do not operate the power
supply unit in wet environ-
ments or in the rain.
▶
If the power supply unit has
visible damage or is defect-
ive, you must not operate it.
▶
Keep the power supply unit,
its individual parts and the
packaging material away from
children.
▶
Only connect the power sup-
ply unit if the mains voltage
for the plug socket matches
the information on the data
plate.