27
1.
2.
3.
2x
D
C
D
C
D
C
Fig. 18
C
Liquid line
D
Hot gas line
1.
Undo nuts from refrigerant connections
C
and
D
and slide onto the supplied pipe bends.
2.
Flare the pipe ends of the supplied pipe bends on
the short side.
Note
Flare the pipe end of the hot gas line by
approx. 0.5 mm.
3.
Remove the caps on the connections of the indoor
unit. Secure the short side of the pipe bends to the
connections. Fit insulation to prevent heat and
vapour diffusion.
Note
■
The long side of the pipe bends can face
upwards, to the left or to the right.
■
Pipe bends must not be skewed. Check the
flared connections for firm seating.
4.
Slide the supplied union nuts (
⅝
UNF for liquid line,
⅞
UNF for hot gas line) over the open end of the
pipe bends.
Installation sequence
Connecting the refrigerant lines
(cont.)
5776 028 GB
Installation
Summary of Contents for AWT 221.A04
Page 77: ...77 Maintenance Checking the fuses cont 5776 028 GB Maintenance...
Page 87: ...87 Indoor unit parts lists Indoor unit hydraulics cont 5776 028 GB Components...
Page 90: ...90 Indoor unit parts lists Indoor unit cylinder cont 5776 028 GB Components...
Page 137: ...137 Wind direction 11 Wind loads 11 Keyword index Keyword index cont 5776 028 GB...
Page 138: ...138 5776 028 GB...
Page 139: ...139 5776 028 GB...
