Flowserve FlowAct IG 253 Assembly Instructions Manual page 21

FlowAct "IG"
Assembling instruction for
Valtek GS with FlowAct
Step Image
1
2
Actuator Type
Hand wheel
Safety position
Stroke
Instruction
• Fix the valve on the assembly table.
201
• Lubricate all threads with a suitable, approved
lubricant. (See Page 41, Table VA3)
345
• Mount the yoke (201), valve lock nut (76) onto the
113
bonnet.
76
• Finger tighten and fix the valve lock nut clockwise.
(See Page 41, Table VA1)
The legs of the yoke should be parallel to the flow
direction.
• Mount the lock nut (113) and valve coupling (345)
onto the valve stem.
The valve stem should placed one turn under the
upper edge of the valve coupling.
• Lubricate the O-rings (278, 271) with a suitable
lubricant. (See Page 41, Table VA3)
• Install the O-ring (278) onto the pre-assembled
actuator body.
278
• Install the gasket (277) and screw plug (279) onto the
yoke and tighten it clockwise.
271
(See Page 41, Table VA2)
277
• Install the O-ring (271) onto the yoke.
279
• Lower the actuator body into the yoke.
256
Be careful not to score the actuator stem
• Install, finger tighten and fix the actuator lock nut
(256). (See Page 41, Table VA1)
FlowAct IG - FCD VLENAI00IGA4 03/15
Multi spring 253, 503, 701
Without
Spring to open
20, 40, 60
www.flowserve-villach.com
21