Alfa Laval ThinkTop Installation Instruction

1. Place the two O-rings in the grooves in the
bottom of the adapter. Then place the adapter
on the actuator top. The small O-ring must be
positioned over the air hole on the actuator.
2. Fasten the adapter with the four 5/16" Allen
screws.
Installation on air
actuators:
TD 800-250
1. Remove the cover by loosening the
four cross recess screws.
2. Separate the adapter from the base
by loosening the three recess screws
on top of the base.
3.
TD 800-251
Mount the base on the adapter in the
position needed (can be rotated 120°
in both directions). Note that one of the
screw towers on the adapter has a guide
recess (see on drawing).

1.
1. Fit air fittings on actuator.
2. Position packing retainer in recess on
actuator top.
3. Fit counter nut and indicator (magnet)
on actuator rod. Engage approx. ¼"
thread. Tighten counter nut and
indicator with two wrenches.
4.
TD 800-170
Fit ¼" air hose to ThinkTop and actuator
(see drawing "Air Connections" (point 8
next page)).
2.
5.