Viessmann AWB 201.B04, Инструкция по установке и обслуживанию

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2. Flare the pipe ends of the refrigerant
lines.
Note
If solder fittings are used, solder the
fittings using an inert gas shield.
3. Fit refrigerant lines and insulate them
to provide protection from heat and
vapour diffusion.
Tighten the nuts with the following torques:
Type
AWB/
AWB-AC
Line Connection to
internal unit Torque in Nm
201.B04 Liquid line
7
6 mm ⅝ UNF
with reducer 33–42
⅝ x
⁷
⁄
₁₆
14–18
Hot gas line
7
12 mm ⅞ UNF
with reducer 63–77
⅞ x ¾ 50–62
201.B07 Liquid line
7
10 mm ⅝ UNF 33–42
Hot gas line
7
16 mm ⅞ UNF 63–77
201.B10 Liquid line
7
10 mm ⅝ UNF 33–42
Hot gas line
7
16 mm ⅞ UNF 63–77
201.B13 Liquid line
7
10 mm ⅝ UNF 33–42
Hot gas line
7
16 mm ⅞ UNF 63–77
Installation sequence
Connecting the refrigerant lines
(cont.)
5604 692 GB