Flowserve FlowAct IG 253 Assembly Instructions Manual page 18

Step Image
3
4
Put yourself to
the valves backside !
5
240
18
Instruction
Move the actuator
to the open position !
• Connect the actuator with the air supply (less than 87
psig resp. 6 bar) and move it to the open position.
• Mount the lock nut (344) and actuator coupling (249)
344
onto the actuator stem.
249
• Justify the plug against the seat.
• Adjust the distance between the valve coupling (345)
and the actuator coupling (249) with the aid of an
adapter in stroke height.
• Disconnect the air supply so that it move to the close
position.
• Mount the cap screws (240)
• Lock the lock nuts (113, 344). Secure the upper
216
coupling (249) against turn unwanted with a wrench.
(See Page 41, Table VA2)
420
• Install the stroke indicator (216) with the cap screws
(214) and fix it. (See Page 41, Table VA2)
213
214
• Install the stroke indicator scale (213) and fix it with the
hex screw (420) (See Page 41, Table VA2). The stroke
indicator scale should be adjusted in conjunction with
the zero mark to the stroke indicator.
• Perform three full strokes and check if the stroke
indicator scale correspond with the end positions.
FlowAct IG - FCD VLENAI00IGA4 03/15
CRUSHING HAZARD ! Do not work between the
yoke legs while the valve is in operation.
Size
1/2" - 2" 15 - 50
3" - 4" 65 - 100
6" 125 - 150
CRUSHING HAZARD ! Do not work between the
yoke legs while the valve is in operation.
Stroke
0.787 in. 20 mm
+0.02 +0.5
1.574 in. 40 mm
+0.02 +0.5
2.362 in. 60 mm
+0.03 +0.8