Flowserve FlowAct IG 253 Assembly Instructions Manual page 25

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
216
bonnet.
113
• Finger tighten and fix the valve lock nut clockwise.
(See Page 41, Table VA1)
76
The legs of the yoke should be parallel to the flow
direction.
• Mount the lock nut (113), stroke indicator (216) 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.
• Install the O-ring (271) onto the yoke.
278
• Lower the actuator body into the yoke.
271
Be careful not to score the actuator stem
• Align the actuator in such a manner that the vent plug
256
are left behind and the ribs of the actuator about paral-
lel to the flow as shown.
• Install, finger tighten and fix the actuator lock nut
(256). (See Page 41, Table VA1)
FlowAct IG - FCD VLENAI00IGA4 03/15
Multi spring 253
Side mounted
Spring to close
20
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25