Installation, Operation and Maintenance Manual
Diaphragm Valve Type 15 Electric Actuated Type H 125, 150mm
10
- Tighten the bolts and nuts gradually with a torque wrench to the specified torque level in a diagonal manner.
* Avoid excessive tightening. (The valve can be damaged.)
Recommended torque value
Unit
：
N
･
m
｛
kgf
･
cm
｝
[lb
･
inch]
Nom. Size
125 mm (5”)
150 mm (6”)
Torque value
40.0
{408}
[355]
45.0
{459}
[400]
(8) Support setting procedure
- Set valve support on the valve.
- When installing a pipe support by means of a U-band or something similar, take care not to fasten it
too much. (Excessive tension may damage it.)
●
Spanner wrench
●
U-type clamp (with bolt)
●
Rubber sheet
* Do not subject valve pump vibrations. (The valve may be damaged.)
Level installation
Fix the valve stand [56] and the support stand with bolts.
Spread the rubber sheet on the pipe and secure pipe with
U-type clamp.
Perpendicular installation
Fix the valve stand [56] and the support stand with
bolts.
Spread the rubber sheet under the actuator, and support
with the support stand.
Necessary items
Fig. 1
Caution
Caution
