Alpha-InnoTec HT 6Split Installation And Operating Manual page 14

Pipe dimensions and materials
HT 12Split
HT 12Split
Pipe replacement Ø15,88 mm (5/8")
Connection
Material
Minimum ma-
terial thickness
HT 6Split
HT 6Split
Pipe replace-
ment
Connection
Material
Minimum ma-
terial thickness
Pipe connection
• Execute the pipe installation with the mainte-
nance valves (QM35, QM36) closed.
L6Split / L8Split
• Remove the side panel on LSplit during the in-
stallation to make access easier.
L12Split
• Remove the "to be removed" part from the exter-
nal panel at the LSplit mode where pipes are to
be led. The drawing below presents exemplary
pipe outlets.
Front
• Make sure that no water or dirt can permeate to the
pipes. Contamination of the pipes may damage
the heat pump.
14 Chapter 4 | Pipe connections
Gas pipe
Ø9,52 mm (3/8")
Connection – (5/8") Connection – (3/8")
Quality of copper SS-EN 12735-1 or
C1220T, JIS H3300
1,0 mm
Gas pipe
Ø12,7 mm (1/2") Ø6,35 mm (1/4")
Connection – (1/2") Connection – (1/4")
Quality of copper SS-EN 12735-1 or
C1220T, JIS H3300
1,0 mm
Elements to be removed
• Bend pipes with maximum bending radius (at
least R100~R150). Do not bend pipes many
times. Use a bending machine.
• Connect the socket connection and tighten with
Liquid pipe
ening angle if the torque wrench is not available.
External
diameter,
0,8 mm
copper
pipe (mm)
Ø6,35
Liquid pipe
Ø 9,52
Ø12,7
Ø 15,88
0,8 mm
Socket connections
External diam-
eter, copper
pipe (mm)
Ø 15,88
Torque
(Nm)
14~18
34~42
49~61
68~82
IMPORTANT
When soldering, apply the shielding gas.
A
External diameter,
copper pipe
Ø 6,35
Ø 9,52
Ø 12,7
Ø 15,88
B, using
Ø 9,52
0,0~0,5
Ø 6,35
Ø 12,7
-
Recom-
Tightening
mended
angle
tool length
(°)
(mm)
45~60 100
30~45 200
30~45 250
15~20 300
9,1
13,2
16,6
19,7
B
B, using a
conventional
tool (mm)
0,7~1,3
1,0~1,5
HT 6Split
HT 12Split