Hubbell Gai-Tronics 12504-009 Manual de usuario

Pub. 42003- 177A

GAI-TRONICS 3030 KUTZTOWN RD. READING, PA 19605 USA

610-777-1374 800-492-1212 Fax:610-796-5954

VISIT WWW.GAI-TRONICS.COM FOR PRODUCT LITERATURE AND MANUALS

GAI-TRONICS®

AHUBBE LL COM P ANY

EZ Page Front Panel Controls

Replacement Kit

Model 12504-009

Confidentiality Notice

This manual is provided solely as an operational, installation, and maintenance guide and contains sensitive

business and technical information that is confidential and proprietary to GAI-Tronics. GAI-Tronics

retains all intellectual property and other rights in or to the information contained herein, and such

information may only be used in connection with the operation of your GAI-Tronics product or system.

This manual may not be disclosed in any form, in whole or in part, directly or indirectly, to any third party.

General Information

The Model 12504-009 Front Panel Controls Replacement Kit is used with the following EZ Page Intercom

models: GC-AC1, GC-DC1, and GC-AC2. This kit includes the following components:

Qty Description

1 Knob

1 Front cover sealing nut for Listen/Talk switch

1 Front cover sealing nut for speaker volume/on-off switch

1 Wired Listen/Talk switch and speaker volume/on-off switch assembly

1 Hex nut

1 Anti-rotation ring

Required Tools

•#2 Phillips screwdriver

•5/8-inch wrench

•1/2-inch wrench

•.078-inch (5/64 inch) hex allen wrench

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Installation

WARNING

Disconnect power from the unit before opening or servicing the unit.

Removing the Old Front Panel Controls

1. Disconnect power to the unit.

2. Using the hex allen wrench, loosen the two screws that secure the knob and remove.

3. Using the #2 screwdriver, remove the six front panel screws that secure the front cover to the housing.

4. Slowly pull the front cover assembly from the rear housing—do not stress the attached wires.

5. Disconnect the connector (P3) from the internal printed circuit board assembly (PCBA).

Note the orientation of the

potentiometer/switch (R1/SW1) and

the toggle switch (SW2) for

installation of the new controls.

6. Using the 5/8-inch wrench, remove

and discard the sealing nut holding the

toggle switch to the front cover.

7. Using the 1/2-inch wrench, remove

and discard the sealing nut holding the

potentiometer/switch to the front

cover.

NOTE:This will allow separation of

the front cover from the PCBA’s

heatsink plate.

8. Discard the wired switch assembly.

Installing the New Front Panel Controls

1. Remove any hardware that might be pre-attached to the new speaker volume/on-off switch; it is not

used in this application.

2. Ensure that the new speaker volume/on-off switch is turned fully counterclockwise to the off position.

Figure 1. Location of Controls

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3. Insert the new speaker volume/on-off switch (R1/SW1) through the heatsink plate and through the

front cover. Ensure that the associated anti-rotation pin is properly inserted into the amplifier heatsink

plate’s locking notch and the attached wires are positioned towards the fuse holder. Refer to Figure 1

and Figure 2.

4. Place the new smaller sealing nut over

the speaker volume/on-off switch’s

shaft and lightly tighten against the

front cover.

5. Ensure that the new Listen/Talk

switch’s supplied hex nut is screwed

tightly against the switch body.

6. Install the supplied anti-rotation ring

(locking tab towards heatsink plate)

onto the Listen/Talk switch’s mounting

threads.

7. Insert the new Listen/Talk switch

through the heatsink plate and front cover.

(Position the bat handle towards the LISTEN position as indicated on the front panel label.

8. Place the new sealing nut over the bat handle and tighten against the front cover.

9. Tighten the speaker volume

on/off switch’s sealing nut

against the front cover.

10. Reconnect the P3 connector to

the PCBA.

11. Carefully reinsert the front

panel assembly into the unit’s

housing. Use caution to not

pinch any wires between the

front cover and the housing.

12. Reinstall the six front cover

screws and tighten securely.

13. With the new speaker volume on-off switch fully counterclockwise, attach the new knob. Position the

knob’s white dot adjacent to the off dot on the front panel label and retighten both set screws using the

hex allen wrench.

14. Reapply power and check for proper operation.

Figure 2. Speaker Volume/On-off Switch Assembly

Figure 3. Listen/Talk Switch Assembly Diagram

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