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Assemble the Acoustic Stack
Connecting Tip to Horn
1.Clean the mating surfaces of the horn and tip. Remove foreign matter from the threaded stud
and hole.
2.Hand assemble the tip to the horn. Assemble dry. Do not use any silicone grease.
3.Use the spanner wrench and an open-end wrench (Refer to Figure 23) and tighten to the follow-
ing Torque tip specifications:
Figure 27 Connecting Tip to Horn
Table 15
Tip to Horn Torque Values
Tip Thread
1/4 - 28
3/8-24
Installing the Ultrasonic Stack in the Actuator
15 kHz, 20 and 30 kHz Stacks
The ultrasonic stack must first be assembled. To install the stack:
1.Make sure that the system power is turned off by disconnecting the power plug.
2.Loosen the four door screws.
3.Pull the door straight off and set it aside.
4.Take the assembled ultrasonic stack and align the ring on the booster just above the support
washer in the carriage. Firmly push the stack into place, with the acorn nut on the top of the con-
verter making contact with the contactor in the top of the carriage.
5.Reinstall the door assembly, and start the four door screws.
44
Torque
110 in.-lbs, 12.42 Nm.
180 in.-lbs, 20.33 Nm.
100-214-226 Rev. 10
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