Midea MCHSU-18PHH2

6 Installation Details
6.1 Wrench torque sheet for installation
Outside diameter
Torque
Additional tightening
torque
Ф
6.35mm
1/4in
1500N.cm(153kgf.cm/
11lb.ft)
1600N.cm(163kgf.cm/1
1.8lb.ft)
Ф
9.52mm
3/8in
2500N.cm(255kgf.cm/
18.4lb.ft)
2600N.cm(265kgf.cm/1
9.18lb.ft)
Ф
12.7mm
1/2in
3500N.cm(357kgf.cm/
25.8lb.ft)
3600N.cm(367kgf.cm/2
6.55lb.ft)
Ф
15.9mm
5/8in
4500N.cm(459kgf.cm/
33.19lb.ft)
4700N.cm(479kgf.cm/3
4.67lb.ft)
Ф19mm
3/4in
6500N.cm(663kgf.cm/
47.94lb.ft)
6700N.cm(683kgf.cm/4
9.41lb.ft)
6.2 Connecting the cables
The power cord should be selected according
to the following specifications sheet.
Appliance Amps AWG Wire Size
10 18
13 16
18 14
25 12
30 10
The cable size and the current of the fuse or
switch are determined by the maximum
current indicated on the nameplate which
located on the side panel of the unit. Please
refer to the nameplate before selecting the
cable, fuse and switch.
6.3 Pipe length and the elevation
Models
Pipe size
Gas Liquid
9k 3/8in(Ф9.52mm)
1/4in(Ф6.35mm)
12k
1/2in(Ф12.7mm)
1/4in(Ф6.35mm)
18k
24k
5/8in (Ф15.9mm)
3/8in(Ф9.52mm)
30k
36k
Models
Standard
length
Max. Elevation
Max. Length
A
Additional
refrigerant
9k
&12k
7.5m(24.6ft)
10m(32.8ft) 25m(82.0ft) 15g/m(0.16oz/ft)
18k
7.5m(24.6ft)
20m(65ft) 30m(98ft) 15g/m(0.16oz/ft)
24k
7.5m(24.6ft)
25m(82ft) 50m(164ft) 30g/m(0.32oz/ft)
30k
7.5m(24.6ft)
25m(82ft) 50m(164ft) 30g/m(0.32oz/ft)
36k
7.5m(24.6ft)
30m(82.0ft) 65m(213ft)
30g/m(0.32oz/ft)