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8.4
Operators include a self-diagnostic circuit board using troubleshooting LED
indicators to signal the technician of a problem.
LED Indicators Fig. 6
+24
VDC
PHOTOCELL
ENAB
Figure 6
TROUBLESHOOTING LED’s
+ 24 VOLTS
DC
PHOTOCELL
ENABLE
NORMALLY ON - PHOTOCELL ENABLED OFF - PHOTOCELL DISABLED
NORMALLY ON - POWER AVAILABLE
OFF - CHECK AC POWER SUPPLY
CHECK FUSES
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0
-12
Standard Duty Operator
GCL-J&H