6
Installation
NOTICE!
Installation should only be performed by author-
ised specialists.
Unit installation
The unit is fixed using two retaining frames
observing the air discharge sides.
1.
Mark the mounting points on the structurally
permissible building sections according to the
dimensions of the bracket.
2.
If necessary, remove the break out opening
of the housing.
3.
Connect the refrigerant piping, electrical
cables and condensate drainage line to the
indoor unit as described below.
4.
Hang the indoor unit onto the wall bracket by
tilting it back slightly.
5.
Check again that the unit is level. Fig. 13
Fig. 13: Horizontal positioning
The wall bracket for the units must be attached
with suitable screws and anchors.
Connection of refrigerant piping
The refrigerant pipes should be connected by the
customer on the right-hand inner side of the unit.
It may be necessary to fit a reducer or flared
adapter to the indoor unit. These fittings are
included with the indoor unit as an accessory kit.
Once installed, the connections should be insu-
lated to make them vapour diffusion proof.
NOTICE!
The unit is factory filled with dry nitrogen for
leak testing purposes. The pressurised nitrogen
is released when the union nuts are undone.
21
Содержание MVW 222
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