ASAHI AV VALVES Installation,Operation and Maintenance Manual
Diaphragm Valves Type 14 True Union Diaphragm Valves Type14
10
Travel stop adjustment
＜
Nominal size : 15-50mm
＞
Turn valve handle clockwise to the full closed position. Remove the
gauge cover, being careful not to damage the gauge cover O-ring.
Remove the travel stop / position indicator with a spanner wrench
and loosen the axial set screw counterclockwise with an Allen wrench.
The axial set screw is located within
the brass travel stop looking down..
Loosen the travel stop counter-clockwise.
Tighten the travel stop clockwise until it stop
and the turn it back (counter-clockwise)180
°
.
Re-attach the gauge cover.
Tightening torque of the screw
Unit : N-m {kgf-cm} [lb-inch]
Nom. Size
15-32mm
(1/2”-1 1/4”)
40, 50mm
(1 1/2”, 2”)
Torque value
8.0
{81}
[71]
12.0
{122}
[106]
①
②
③
Slowly tighten the handwheel clock wise until the leak-by stops.
④
⑦
⑥
Secure the travel stop/position indicator with wrench and tighten the axial
set screw clockwise
with an Allen wrench.
⑤
