Installing the new push-button assembly – GAI-Tronics 12520-009 and 12520-010 Round Push-Button Assembly Replacement Kit for 300 Series Telephones User Manual
Page 4

Pub. 42003-238B
M
ODELS
12520-009
AND
12520-010
R
OUND
P
USH
-B
UTTON
A
SSEMBLY
R
EPLACEMENT
K
IT
Page:
4 of 4
f:\standard ioms - current release\42003 kit manuals\42003-238b.doc
05/13
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
and Figure 2.
2. Secure the push-button assembly to the panel using the mounting ring and the mounting nut. See
Figure 1 and Figure 2.
N
OTE
: Ensure that the O-ring seal is in its proper location, as shown in Figure 1 and Figure 2.
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).
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