70 1019572 REV. 03
4.8 Assemble the Acoustic Stack
4.8.1 For a 15 kHz System
CAUTION
The following procedure must be performed by a setup person. If
necessary, secure the largest portion of a square or rectangular horn
in a soft jawed (brass or aluminum) vise. NEVER attempt to assemble
or remove a horn by holding the converter housing or the booster
clamp ring in a vise.
CAUTION
Do not use silicone grease with Mylar washers. Use only 1 (one)
Mylar washer of the correct inside and outside diameters at each
interface.
Table 4.11 Tools
Tool EDP Number
15, 20, and 30 kHz Torque Wrench Kit 101-063-787
40 kHz Torque Wrench 101-063-618
15 kHz spanner Wrench 201-118-034
20 kHz Spanner Wrench 101-118-039
30 kHz Spanner Wrench 201-118-033
40 kHz Spanner Wrench 201-118-024
Silicone Grease 101-053-002
Table 4.12 Assemble the Acoustic Stack (for a 15 kHz System)
Step Action
1
Clean the mating surfaces of the converter, booster, and horn. Remove any
foreign material from the threaded holes.
2
Install the threaded stud into the top of the booster. Torque to 450 in-lbs,
50.84 Nm. If the stud is dry, apply 1 or 2 drops of a light lubricating oil
before installing.
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