Installation and Commissioning Guide - MultiElite 2 Split System
Doc. No. 9590-5009
Ver. 1 211221
17
Installation and Commissioning Guide
Multi Split System
Pipe Flare Dimension and Tightening Torque Guide
Pipe
Size
Tightening
Torque
Flare
Dimension (A)
Flare Shape
Min
(mm)
Max
(mm)
Ø 6.35
18 - 20 Nm
8.3
8.7
Ø 9.52
32 - 39 Nm
13.2
13.5
Ø 12.7
49 - 59 Nm
16.2
16.5
Ø 15.88
57 - 71 Nm
19.2
19.7
CAUTION
• Ensure to wrap insulation around the piping. Direct contact with the bare piping may result in burns or frostbite.
• Make sure the pipe is properly connected. Over tightening may damage the bell mouth and under tightening may lead
to leakage.
Instructions for Connecting Piping to Outdoor Unit
NOTE
Installation of this unit should be in accordance with Electrical Safety Standard, AS/NZS 60335.2.40.
If the smallest room to be conditioned is less than the required minimum room area (Amin), additional safety provision
maybe needed such as leak detector sensor and/or ventilation to comply, for more details refer to Annex GG and Annex HH
of the above standard.
Refer to R-32 Safety Manual for minimum required area of installation.
1. Unscrew the valve cover on the side of the outdoor unit.
Valve Cover
2. Remove protective caps from ends of valves.
