INSTAllATION
13
Connections
—
position the connecting pipes
OK
OK
OK
9
before threading the lines through the hole in the wall,
close the lines ends.
—
cut the pipe end square using a pipe cutter
—
remove burrs keeping the cut edge facing down
—
remove the flare nut on the unit connection
—
insert it into the connection pipe
—
flare the tube
A
Pipe Ø
A
mm
inches
mm
6,35
1/4
9,1
9,52
3/8
13,2
12,70
1/2
16,6
15,88
5/8
19,7
1 Key
2 Torque wrench
3 Flare nut
2
3
1
Pipe Ø
Tightening torque
mm
inches
Nm
6,35
1/4
18
9,52
3/8
42
12,70
1/2
55
15,88
5/8
60
A
Pipe Ø
A
mm
inches
mm
6,35
1/4
17
9,52
3/8
22
12,70
1/2
26
15,88
5/8
29
—
bring line ends with flare connection close to their cou-
pling on the unit
—
manually rotate the flare nuts by 3 - 4 turns
—
tighten the connections using a spanner and a counter
spanner
9
Use a torque wrench to tighten so as to prevent damage to
flare nuts and gas leaks.
9
Use equipment suitable for the system refrigerant.
9
Avoid using the refrigerant oil on the external part of the
flaring.
9
Avoid proximity to sources of ignition in continuous op-
eration (open flames, gas household appliances, electric
stoves, etc.).
