GAI-Tronics 12522-004 Speaker Assembly Replacement Kit - Manual (Page 2)

Pub. 42003-217A
M ODEL 12522-004 S PEAKER A SSEMBLY R EPLACEMENT K IT Page: 2 of 2
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4. Remove the front panel assembly and place it face down on a flat surface.
5. Use the wire cutters to snip the tie wrap securing the push buttons(s) and speaker wire.
6. Unplug the speaker assembly cable from the printed circuit board assembly (PCBA)
7. Use the #2 Phillips head screwdriver to remove the screws securing the PCBA to the standoffs. Save
the screws for reassembly.
8. Use the ¼-inch nut driver to remove the standoff and three hex nuts securing the speaker assembly to
the front panel assembly. Save them for reassembly.
9. Remove the four flat nylon washers from the top of the speaker mounting holes. Remove the four
nylon shoulder washers from under the speaker mounting holes.
N OTE : Discard the following used parts:
• Speaker assembly
• Flat nylon washers
• Nylon shoulder washers
Installation of the New Speaker Assembly
1. Place one nylon shoulder washer on each speaker mounting stud on the front panel. The shoulder
part of the washer must face upward toward the speaker.
2. Place the new speaker assembly on the front panel mounting studs ensuring the shoulder washer is
properly seated in the speaker mounting holes.
3. Place one flat nylon washer on each stud.
4. Use the ¼-inch nut driver to secure the speaker in place with the 6-32
× 0.875-inch standoff and the
three hex nuts.
5. Secure the PCBA in place with the previously saved screws and the Phillips screwdriver.
6. Plug the speaker assembly cable in the PCBA at J5.
7. Use the enclosed tie wrap to secure the push button and speaker cables together.
8. Plug the telephone line cord into the modular block in the back box, or reconnect the phone line wires
to TB1.
9. The speaker volume may need to be adjusted after installation. Please refer to the unit’s original
installation and user manual for details on how to perform this adjustment.
10. Secure the front panel assembly to the back box with the saved screws using the Model 233-001
Tamper-resistant Screwdriver.