GAI-Tronics 12504-007, 12504-008 User Manual
Pub. 42003-146
GAI-TRONICS® CORPORATION
A HUBBELL COMPANY
Rigcom Harness Replacement Kit
MODELS 12504-007 AND 12504-008
Confidentiality Notice
This manual is pr ovided s olely as a n op erat ional, installation, and maintenance guide and contains sens itive
bus ines s and t echnic al infor ma tion which is conf idential and propriet ary to GAI-Tronics. GAI - Tronic s
retains a ll intellectual pr operty and other rights in or to t he inf ormation c ontained herein, and s uch
informa tion may only be used in connection wit h the operation of you r GAI- Tronic s pr oduct or system.
This ma nual may not be disclosed in any form, in whole or in p art, dir ec tly or indirectly, to any t hird pa rty.
General Information
Model 12504-007 is used on Model MS3987 and MS3990. Model 12504-008 is for use on Model
MS3985, MS3986, and MS3988.
OTE: Installation of this kit mu st be perfor med in a non- haza rdous loc ation, as Rigcom units are
N
Division 1 app roved. The power to the unit mu st be s hut down prior to removing the front cover.
This kit includes the following components:
Description
Qty
1 Bracket/Harness/Switch/Connector Assembly
1 On/Off Volume Knob
1 Push-to-Call Button (for Model 12504-008 only)
12 Bolts
You will need the following tools to install this kit:
• Allen wrench set (0.050-inch for knob)
• Open-end wrench set ( 5/8-inch for new hex nut )
• 2 large spade screwdrivers (for Model 12504-008 only)
GAI-Tronics Corporation P.O. Box 1060, Reading, PA 19607-1060 USA
610-777-1374 800-492-1212 Fax : 610-796-5954
ISIT WWW.GAI-TRONICS.COM FOR PRODUCT LITERATURE AND MANUALS
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Pub. 42003-146
M
ODELS 12504-007 AND 12504-008 RIGCOM HARNESS REPLACEMENT KIT Page: 2 of 3
Installation
Removing the Old Harness Assembly
WARNING
Shut down the power to the unit.
1. Remove the front cover, and caref ully unplu g the harness from the printed circuit board. Discard the
old bolts .
2. Using the appropriat e Allen wrench, loos en t he set screws of the knob on the on/ of f volume switch,
remove and disc ard them (on all models).
3. For Model MS3985, MS3986, and MS3988 only: Using the two spade screwdriver s, p ry the push-to-
call b utton out of s haft, and dis c ard it.
4. On the insi de of the front cover, using the approp riate open-end wrench, loosen the hex nu t(s) holding
the bracket in place.
5. Pull the entire brac ket/harness/switc h/connector assembly st raight out f rom the fr ont cover, and dis c ard
it.
Installing the New Harness Assembly
1. Push the entire bracket/ harnes s/switch/connector
assembly straight into the front cover. See Figure 1
for orientation.
2. Tight en the hex nut( s) to the bushing(s) in t he front
5
cover using the
/8-inch open-end wrench. See
Figure 2.
3. Attach a nd tighten the knob onto the on/off volume
switch.
4. For Model MS3985, MS3986, and MS3988 only:
Push the button into the shaft of the push-to-call
switch until the button hits the shaft.
Figure 1. Inside Front Cover
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