Quantcast Repair of C-2742/VRC

 

Click here to make tpub.com your Home Page

Page Title: Repair of C-2742/VRC
Back | Up | Next

Click here for thousands of PDF manuals

Google


Web
www.tpub.com

Home

   
Information Categories
.... Administration
Advancement
Aerographer
Automotive
Aviation
Construction
Diving
Draftsman
Engineering
Electronics
Food and Cooking
Logistics
Math
Medical
Music
Nuclear Fundamentals
Photography
Religion
   
   

 

Share on Google+Share on FacebookShare on LinkedInShare on TwitterShare on DiggShare on Stumble Upon
Back
Performance Check and Troubleshooting C-2742/VRC Using Test Box
Up
TM-11-5820-401-35-1 Control Frequency Selector C-2742/VRC and Control Radio Set C-2299/VRC Manual
Next
Figure 2-7. Fabrication details for test cable No. 3 for use with CX-2742/VRC.


TM 11-5820-401-35-1/NAVELEX 0967-432-3020
Carefully position the replacement relay pins in
2-7. Repair of C-2742/VRC
line with the relay receptacle, press the relay in
Repair parts for the C-2742/VRC are listed in
place and tighten the captive screws.
c. Inspect the parts inside the box for loose
a. Replace front panel control knobs and CON-
parts and damaged wiring; tighten all screws and
TROL indicator lamp DS71 as required. Tighten
nuts. Before replacing the back cover, apply a
the locknuts holding the knobs and receptacles.
light coating of insulating silicon compound (FSN
68508807616), or equal, to the preformed pack-
b. To replace relay K71 (B, fig. 26), remove
ing in the back cover. Replace the back cover and
the back cover from the box. Unscrew the captive
tighten the captive screws.
screws holding the relay and remove the relay.
DEPOT MAINTENANCE
Section III.
figure 2-7. Use a male connector (FSN 5935-815-
2-8. General
2325) from Cable Assembly, Special Purpose,
Maintenance of the C-2742/VRC at depot level
Electrical CX-4723/VRC.
facilities includes complete repair of the unit
and overhaul as required. It also includes checking
2-10. Troubleshooting and Repair
the performance of the repaired equipment for
conformance with the depot overhaul standards.
a. Troubleshooting.
(1) To test the C-2742/VRC before trouble-
2-9. Test Equipment and Test Facilities
shooting and after repair, use procedures given
Required
a. Test Equipment.
(2) Use TS-352B/U to make resistance and
continuity measurements of C-2742/VRC (figs.
(1) Multimeter TS-325B/U.
22 and 23). Following are typical resistance
(2) Power Supply PP-1104/G.
values (10 percent) of resistive circuits.
(a) Between pin M of J71 or J72 and
b. Test Facility. To facilitate connection to C-
ground, measure 110 ohms (DS71 and CR72).
2742/VRC circuits through connectors J71 and
(b) Between pin M of J72 and either U
J72, fabricate two test cables No. 3 as shown in


Privacy Statement - Press Release - Copyright Information. - Contact Us

Integrated Publishing, Inc.