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Goldak 902 - Table of Contents

Goldak 902
34 pages
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CONTENTS PAGE NO.
A. General Description . . . . . . . . . . . . . . . . . . . . . . . .1
B. Major Components And Accessories . . . . . . . . . .1
1. Transmitter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
2. Receiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
3. Direct-Connection Cable (DCC) . . . . . . . . . . . . . .5
4. Ground Rod . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
5. GC-2 Cable Clamp . . . . . . . . . . . . . . . . . . . . . . .5
6. Headphones . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
7. Carrying Bag . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
C. Modes Of Operation . . . . . . . . . . . . . . . . . . . . . . . .6
D. Operating Procedures . . . . . . . . . . . . . . . . . . . . . . .7
1. Energizing a Line to be Traced . . . . . . . . . . . . . .7
a) Inductive Energizing . . . . . . . . . . . . . . . . . . . .7
b) Conductive Energizing . . . . . . . . . . . . . . . . . . .9
2. Tracing an Energized Line . . . . . . . . . . . . . . . . .11
a) Peak Detection Method . . . . . . . . . . . . . . . . .11
b) Null Detection Method . . . . . . . . . . . . . . . . . .14
c) Determining Depth of a Line . . . . . . . . . . . . . .15
3. Finding Lines of Completely
Unknown Location . . . . . . . . . . . . . . . . . . . . . . .17
4. Locating Hidden Valve Caps
and Manholes . . . . . . . . . . . . . . . . . . . . . . . . . . .18
E. Miscellaneous Notes and Suggestions . . . . . . . .20
F. Instrument Maintenance . . . . . . . . . . . . . . . . . . . .20
1. Battery Replacement . . . . . . . . . . . . . . . . . . . . .20
2. Mechanical Care . . . . . . . . . . . . . . . . . . . . . . . . .21
3. Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . .22
G. Servicing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23