GAI-Tronics 12520-013 Round Black Single-Pole Push-Button Assembly Replacement Kit for 200 and 300 Series Telephones - Manual (Page 4)

Pub. 42003-251A
M ODEL 12520-013 R OUND , B LACK , S INGLE -P OLE P USH -B UTTON A SSEMBLY R EPLACEMENT K IT Page 4 of 4
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Installing the New Push-Button Assembly
1. From the front side of the panel, push the new push-button assembly through the hole. See Figure 1.
2. Secure the push-button assembly to the panel using the mounting ring and the mounting nut. See
Figure 1.
N OTE : Ensure that the O-ring seal is in its proper location, as shown in Figure 1.
3. Tighten the anti-rotation screws on the mounting nut.
4. Plug the push-button assembly cable into the PCBA at the proper location.
5. Use the enclosed tie wrap to secure the push-button assembly cable to the other wires.
6. Plug the telephone line cord into the modular block in the back box, and reconnect the strobe wires if
applicable.
7. Align the front cover with the rear enclosure, and use the Model 233-001 Security Screwdriver to
secure six front panel screws (previously saved).