Hydraulic Connection - Technibel MPW4B5BAA Aufstellungshandbuch

3.3 - HOOKiNG OF THE UNiT
• The unit can be mounted
without removing the cover.
• Hook the unit onto the
support plate nibs.
• To remove the cover, lift
the small screw covers
and remove the mounting
screws.
4 - CONNECTiONS / ELECTriCaL DiaGraMS
• Depending on the direction of the tube outlet chosen, open
the pre-cut hole as required.
• For cold water use, a motor-operated valve must be
installed for the models where it is not provided, otherwise
there is a risk of condensate if the unit shuts down due to a
thermostat disconnection.
4.1 - HYDraULiC CONNECTiON
4.1.1 - GENEraL
• The unit is supplied with
two ready-fitted flexible,
insulated hoses, con-
nected to the battery inside
the unit.
• They are located on the
back of the unit and can be shaped on request.
They do not crush on bending.
• To connect them to the
installation, they are fitted
with 1/" female brass
connectors for gas.
4.1.2 - iNSTaLLaTiON
a - Left side outlet of the unit (side or back).
• Leave the tubes in place
on the unit.
• Connect them to the
installation tubes.
• Note:
After wall-mounting the
unit, these connections can be accessible.
See paragraph 4.1.5.
B - right side outlet of the unit (side or back).
• Unfold the tubes at elbow.
• Bend them the other way
so as to orientate them
from the right.
4.1.3 - iNSULaTiON OF pipES
• This operation must be done carefully to avoid any risk of condensation.
• Insulate the input and water inlet tubes which are not supplied with the unit.
• Use polyethylene sheathing at least 6 mm thick.
Insulate connections
Unit tube
Installation
tube
Seal
• To unhook the cover, pull
the lower portion toward
yourself, then slide the cover
upward.
• To replace the cover, fit the
lower portion of the cover
first, then hook the upper
portion.
Press gently on the zones
indicated.
Caution:
• Respect the water circulation direction (see the label).
• Do not forget the seals, and insulate the connections properly
to avoid condensation.
C - rear outlet of the unit (only Mpw1-2)
• The tubes can be passed
/through the 65 mm Ø hole
made in the support plate
(see page )
• In this case, take off
the plastic tube-passage
sealing flange ( screws
at back of unit)
• Unfold the hoses so as
they are straight when
removed.
GB
Plastic flange
5