Fujitsu AU*G36LRLA Design & Technical Manual page 245

HANDING PRECAUTIONS FOR THE VALVES
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• Mounted part of Blank cap is sealed for protection.
• Fasten blank cap tightly after opening valves.
Blank cap [mm (in.)]
6.35 (1/4)
9.52 (3/8)
12.70 (1/2
15.88 (5/8)
19.05 (3/4)
Operating the valves
• Use a hexagon wrench (size 4 mm).
• Opening (1) Insert the hexagon wrench into the valve shaft, and turn it counterclockwise.
(2) Stop turning when the valve shaft can no longer be turned. (Open position)
• Closing (1) Insert the hexagon wrench into the valve shaft, and turn it clockwise.
(2) Stop turning when the valve shaft can no longer be turned. (Closed position)
Opening direction
Liquid pipe
Table A
Tightening torque [N·m (kgf·cm)]
20 to 25 (200 to 250)
20 to 25 (200 to 250)
25 to 30 (250 to 300)
30 to 35 (300 to 350)
35 to 40 (350 to 400)
Opening direction
Hexagon wrench
Seal (blank cap installation portion)
Gas pipe
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