8. Connect the pipes and tighten the nuts with a dynamometric span
ner.
Notice
Apply refrigerant oil to the beaded parts to facilitate tightening and
improve the seal.
Option
Model
A
Only for models
AWHP 4.5 MR
B
For other models
Tab.20 Torque load
External diameter of
the pipe (mm/inch)
External diameter of
the cone fitting (mm)
Torque load (N.m)
6.35 - 1/4
17
14 - 18
9.52 - 3/8
22
34 - 42
12.7 - 1/2
26
49 - 61
15.88 - 5/8
29
69 - 82
9. Remove the protective side panels from the outdoor unit.
10. Unscrew the nuts on the stop valves.
11. Slip the nuts onto the pipes.
12. Bead the pipes.
Fig.47
Connecting the pipes
MW-L000281-1
8
A
8
B
Fig.48
Removing the side panels
9
9
MW-M002209-1
Fig.49
Unscrewing the nuts on the stop
valves
MW-M002210-1
10
11
12
7 Installation
7685645 - v04 - 07032018
AWHP-2 iMPI
49
