WHY? . To find out if ground cable resistance is causing voltage
loss with normal load current. This would cause under-
charging of batteries
CAUTION
Remove neg (-) battery
terminal first and
reconnect last
POSTS USED
5 - Voltmeter +
6 - Voltmeter -
8 - Rheostat #1
8 - Rheostat #2
15 - Ammeter Comm
17 - Ammeter -50A
SWITCHES & KNOBS
Start Position
2 - OFF
3 - OFF
7 - Full Left (ccw)
10 - Full Left (ccw)
19 - Open
20 - Full Left (ccw)
21 - Closed
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