Vaillant VRT 392, Руководство по эксплуатации и установке

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5 Installation Instructions VRT 392
4.4 Wall-mounting
1
2
5
4
3
Fig. 4.1 Fitting the VRT 392
Key
1 VRT 392 room thermostat
2 Wall
socket
3 Fixing apertures
4 Apertures for cable entry
5 Terminals for eBUS line and plug connection socket for pin rail
This is how to do it:
⇒
Pull the room thermostat ( 1 ) off the wall socket ( 2 ).
Insert a screwdriver into the two retainer straps to
do this (see Fig. 4.1 arrows).
⇒
Mark the suitable location on the wall. Observe the
cable run for the eBUS line.
⇒
Drill two holes 6 mm diameter corresponding to the
fixing apertures ( 3 ).
⇒
Insert the plugs provided.
⇒
Insert the eBUS cable through one of the cable
entry points ( 4 ).
⇒
Fix the wall socket with the screws provided.
⇒
Electrical installation is described in Chapter 5.1.
⇒
Carefully push the thermostat onto the wall socket
until it clicks in position. The pin rail on the back of
the thermostat must fit into the plug connection (
5 )
provided on the wall socket.
5 Installation
e
Danger!
Connections carrying voltage!
There is a danger to life from electric shock
when working in the switch box of the boiler.
Switch off the power supply to the switch box
of the boiler and secure against re-connection
before carrying out any work.
Only open the switch box if the boiler is
potential free.
1
2
Fig. 5.1 Electrical connection of the VRT 392
Key
1 Terminal rail VRT 392
2 Terminal rail boiler
This is how to do it:
⇒
Connect the eBUS cable to the terminal rail on the
VRT 392.
⇒
Connect the eBUS cable to the terminal rail on the
boiler.
h
Note!
Do not remove the jumper between terminals 3
and 4 (Fig. 5.1).
When connecting the eBUS cable there is no
need to observe the correct polarity.
Communication is not adversely affected by
swapping the two connections over.
Assembly 4
Installation 5