Figure - Daikin RTSYQ10PY1 Installation Manual

Tightening torque
The sizes of the shutoff valves on each model and the tightening
torque for each size are listed in the table below.
<Size of Shutoff Valve>
8HP type 10HP type 12HP type 14HP type 16HP type
φ9.5
The 12HP type corre-
Liquid pipe
sponds to the 12.7-diame-
shutoff valve
ter onsite piping using the
accessory pipe.
The 8 · 10HP type corresponds to the 22.2-diam-
Gas shutoff
eter onsite piping using the accessory pipe.
valve
The 12-16 HP type corresponds to the 28.6-
diameter onsite piping using the accessory pipe.
Equaliger
φ19.1
pipe shutoff
valve
<Tightening torque>
Tightening torque N·m (Turn clockwise to close)
Shutoff
valve size
Shaft (valve body)
φ 9.5
5.4 - 6.6
Hexagonal
wrench
φ 12.7
4 mm
8.1 - 9.9
Hexagonal
φ 19.1
27.0 - 33.0 wrench
8 mm
(Refer to figure 33)
1. Service port
2. Cap
3. Hex holes
4. Shaft (valve body)
5. Seal section
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>.)
17
φ12.7
φ19.1
φ19.1
Cap (valve lid) Service port
13.5 - 16.5
18.0 - 22.0
11.5 - 13.9
22.5 - 27.5
English