Cover removed), Figure 1: linear application – front view, Figure 2: linear application – rear view – Flowserve Valtek Position Pac User Manual
Page 2: Table ii: linear mounting information, Table i: model configuration
29-2
Flowserve Corporation, Valtek Control Products, Tel. USA 801 489 8611
4. Mount Position Pac to the bracket using the mount-
ing holes as specified in Table II: Insert the lever
onto the switch shaft. On larger actuators (size 50
and larger) that use the adjustable lever arm, adjust
the length so that the center of the roller rests on the
center of the tripper bracket. To preload the Position
Pac’s restoring spring, be certain the control valve is
in its minimum signal position. Loosen the lever arm
clamp screw with a 0.14-inch (
9
/
64
) hex wrench,
allowing the arm to turn on the shaft. While holding
the arm in contact with the bottom of the tripper
bracket and using a slotted screwdriver to rotate the
switch shaft perform the following (all rotation direc-
tion instructions are as viewed from the lever arm
side of the Position Pac):
Figure 1: Linear Application – Front View
(cover removed)
Figure 2: Linear Application – Rear View
(cover removed)
Table II: Linear Mounting Information
Actuator Valve
Spud
Kit
Hole
Size
Stroke
Size
No.*
Set
(sq. in.)
(inch)
(inch)
(Mounting)
25
0.5-1.0
2.00
37434 bottom of slot
1.5
2.00
37434
top of slot
50
0.5-2.5
2.62
37345 bottom holes
3.0
2.62
37345
top holes
100
1.0-3.5 2.62/2.88 37436 bottom holes
& larger
4.0
3.38
37630
top holes
4.0
4.75
71636
top holes
*Kit includes: bracket, arm, trip lever or stem clamp with trip lever
nuts and bolts.
Table I: Model Configuration
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