SiEN34-705 Heat Pump 60Hz (RXYQ5~54P)
Installation Manual 299
<Tightening torque>
[To open]
1. Remove the cap and turn the shaft counterclockwise with the hexagon wrench (JISB4648).
2. Turn it until the shaft stops.
3. Make sure to tighten the cap securely.
(For the tightening torque, refer to the item <Tightening Torque>.)
[To close]
1. Remove the cap and turn the shaft clockwise with the hexagon wrench (JISB4648).
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 item <Tightening Torque>.)
Shutoff valve
size
Tightening torque N·m (Turn clockwise to close)
Shaft (valve body) Cap (valve lid) Service port
φ 9.5 5.4 - 6.6
Hexagonal wrench
4 mm
13.5 - 16.5
11.5 - 13.9
φ 12.7 8.1 - 9.9 18.0 - 22.0
φ 15.9 13.5 - 16.5
Hexagonal wrench
6 mm
22.5 - 27.5
φ 19.1
27.0 - 33.0
Hexagonal wrench
8 mm
φ 25.4
figure 34
Service port
Cap
Hex holes
Shaft (valve body)
Seal section
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