Flowserve 3200MD - Manual (Page 8)

User Instructions - Digital Positioner 3200MD LGENIM0059-09 12/13
8
5 Mounting and Installation
5.1 Mounting to Valtek Linear
Mark One Valves
To mount a Logix 3200MD positioner to a Valtek linear Mark One
valve, refer to Figure 3 and proceed as outlined below. The following
tools are required:
•
9 ⁄
16
" open-end wrench (or ½ " for spud sizes 2.88 and smaller)
• 7 ⁄
16
" box wrench
• 3 ⁄
8
" open-end wrench
1. Remove washer and nut from follower pin assembly. Insert pin
into the appropriate hole in follower arm, based on stroke length.
The stroke lengths are stamped next to their corresponding
holes in the follower arms. Make sure the unthreaded end of the
pin is on the stamped side of the arm. Reinstall lock washer and
tighten nut to complete follower arm assembly.
2. Slide the double-D slot in the follower arm assembly over the
fl ats on the position feedback shaft in the back of the positioner.
Make sure the arm is pointing toward the customer interface
side of the positioner. Slide lock washer over the threads on the
shaft and tighten down the nut.
3. Align the bracket with the three outer mounting holes on the
positioner. Fasten with ¼ " bolts.
4. Screw one mounting bolt into the hole on the yoke mounting
pad nearest the cylinder. Stop when the bolt is approximately
3 ⁄
16
" from being fl ush with mounting pad.
5. Slip the large end of the teardrop shaped mounting hole in the
back of the positioner/bracket assembly over the mounting bolt.
Slide the small end of the teardrop under the mounting bolt and
align the lower mounting hole.
6. Insert the lower mounting bolt and tighten the bolting.
7. Position the take-off arm mounting slot against the stem clamp
mounting pad. Apply Loctite 222 to the take-off arm bolting and
insert through washers into stem clamp. Leave bolts loose.
8. Slide the appropriate pin slot of the take-off arm, based on
stroke length, over the follower arm pin. The appropriate stroke
lengths are stamped by each pin slot.
9. Center the take-off arm on the rolling sleeve of the follower pin.
10. Align the take-off arm with the top plane of the stem clamp and
tighten bolting. Torque to 120 in-lb.
Figure 3: Linear Mark One Control Valve Mounting
Logix 3200IQ
Positioner
Positioner
Bolts
Nut
Lock Washer
Nut
Follower Pin
Take-off Arm
Bolts
Stem Clamp
Bracket
Bolts
Bracket
Locknut
Washer
Follower
Arm
Nut
Metal Washers