Installation, Operation and Maintenance Manual
󲷇H-A003-E-15󲷈 Ball Valve Type 2121α Pneumatic Actuated Type AA 14
Socket End
(Material : PP, PVDF )
Strap wrench
Sleeve welder or automatic welding machine
User’s manual for sleeve welder or automatic welding machine
1) Loosen the union nut [5] with a strap wrench.
2) Remove the union nut [5] and the end connector [4c].
3) Lead the union nut [5] through the pipe.
4) For the next step, refer to the user’s manual for the sleeve welder or the automatic welding machine.
5) After welding, make sure that the O-ring (A) [8] is mounted.
6) Set the end connector [4c] and the union nut [5] directly without allowing the O-ring (A) [8] to come off.
7) Tighten union nuts [5] on each valve until hand tight.
8) Using a strap wrench tighten union nuts uniformly on each side approx 90°-180°turns, 1/4 to 1/2 turn.
Necessary items
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