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Closing shutoff valve
1
Remove the cap and turn the valve clockwise with the hexagon wrench.
2
Securely tighten the valve until the shaft contacts the main body seal.
3
Make sure to tighten the cap securely.
* For the tightening torque, refer to the table on the below.
Tightening torque
Shut off
Shaft(valve body)
valve size
[mm(inch)]
Closed
Ø6.35(1/4)
6.0 ±0.6
(4.4±0.4)
Ø9.52(3/8)
10.0 ±1.0
Ø12.7(1/2)
(7.4±0.7)
12.0 ±1.2
Ø15.88(5/8)
(8.9±0.9)
14.0 ±1.4
Ø19.05(3/4)
(10.3±1.0)
Ø22.2(7/8) 30.0 ±3.0
Ø25.4(1.0)
(22.1±2.2)
Tightening torque N·m(lbs·ft) (Turn clockwise to close)
Opened
Hexagonal
4mm
(0.16inch)
5.0 ±0.5
(3.7±0.4)
5mm
(0.24inch)
8mm
(0.31inch)
Indoor unit
Cap
Service
(Valve lid)
port
17.6±2.0
(13.0±1.5)
20.0±2.0
(14.8±1.5)
12.7±2
(9.4±1.5)
25.0±2.5
(18.4±1.8)
Fastening band
(accessory)
Refrigerant piping
Thermal insulator
(accessory)
INSTALLATION
21
Gas line pip-
Flare nut
ing attached
to unit
16±2(12±1.5)
38±4(28±3.0)
55±6
(41±4.4)
-
75±7
(55±5.1)
110±10
(81.1±7.4)
25±3.0
-
(18.5±2.2)
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