Installation Details; Wrench Torque Sheet For Installation; Connecting The Cables; Pipe Length And The Elevation - Century B-VMH36SD-1 Service Manual

Comfort-aire vmh 9/12/18/24 su series vmh 30/36 sd series inverter single zone ductless mini-split
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Service Manual - VMH 9/12/18/24 SU & VMH30/36S D Series

5. Wiring Diagram

(Please refer the wiring diagram on the unit)

6. Installation Details

6.1 Wrench torque sheet for
installation
Outside Diameter
Torque
Ф6.35mm 1/4in
Ф9.52mm 3/8in
Ф12.7mm 1/2in
25.8 lb-ft
33.2 lb-ft
Ф15.9mm 5/8in
3/4in
Ф19mm
47.9 lb-ft

6.2 Connecting the cables

The power cord should be selected according to the
following specifications sheet.
Appliance Amps
10
13
18
25
30
The cable size and the current of the fuse or switch
are determined by the maximum current indicated
on the nameplate which is located on the side
panel of the unit. Please refer to the nameplate
before selecting the cable, fuse and switch.
Additional
Tightening
Torque
ll lb-ft
12 lb-ft
l8 lb-ft
19 lb-ft
26.5 lb-ft
34.7 lb-ft
49.4 lb-ft
AWG Wire Size
18
16
14
12
10

6.3 Pipe length and the elevation

Models
VMH09SU-1
VMH12SU-1
VMH18SU-1
VMH24SU-1
VMH30SD-1
VMH36SD-1
Standard
Models
Length
A-VMH09SU-1
B-VMH09SU-1
7.5m
(24.6ft)
A-VMH12SU-1
B-VMH12SU-1
A-VMH18SU-1
7.5m
(24.6ft)
B-VMH18SU-1
A-VMH24SU-1
B-VMH24SU-1
7.5m
(24.6ft)
A-VMH30SD-1
B-VMH30SD-1
A-VMH36SD-1
7.5m
(24.6ft)
B-VMH36SD-1
9
Pipe Size
Gas
Liquid
3/8in
1/4in
(Ф 9.52mm)
(Ф 6.35mm)
1/2in
1/4in
(Ф 12.7mm)
(Ф 6.35mm)
5/8in
3/8in
(Ф 15.9mm)
(Ф 9.52mm)
Max.
Max.
Additional
Length
Elevation
Refrigerant
A
10m
25m
15g/m
(32.8ft)
(82.0ft)
(0.16oz/ft)
20m
30m
15g/m
(65ft)
(98ft)
(0.16oz/ft)
25m
50m
30g/m
(82ft)
(164ft)
(0.32oz/ft)
30m
65m
30g/m
(82.0ft)
(213ft)
(0.32oz/ft)

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