Speed Control Module Plug - Taylor-Dunn ET 1-50 Operation And Maintenance Manual

ELECTRICAL SYSTEM
C. Keep the seat switch closed. Leave the key switch ON.
Check voltage at Pin 8 of the control module plug.
~ositive (+) 12V go to CONTROL MODULE.
If not positive(+) 12V go to FORWARD/REVERSE SWITCHES.
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TAYLOR•DUNN
D. Keep the seat switch closed. Leave the key switch ON. DEPRESS the accelerator.
Check voltage at Pin 10. It should be between 6.0 - 11.5 volts, depending on
pedal position. If not, go to ACCELERATOR.
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3
13
15
Figure H - 15. Speed control module plug
TESTING INPUT TO THE SPEED CONTROL MODULE
Disconnect main battery positive(+) and negative(-) wires.
PANEL
PLUG
HARNESS
PLUG
Failure to disconnect main battery wires can cause electric shock for the following procedures.
Remove speed control panel from the truck (see "Replacing the Speed Control Panel," this section).
Discharge the speed controller capacitors by shorting the B+ and B- terminals on the controller.
DO NOT make physical contact with the terminals when shorting them - you will get a severe electrical
shock!
22 - ELECTRICAL
TAYLOR-DUNN:
ET 1-50