Franklin Fueling Systems TS-LS300 AutoLearn Pressure-Based Electronic Line Leak Detector System Users Guide - Manual (Page 41)

TROUBLESHOOTING Page 6-3 6
LS300 User’s Guide
Troubleshooting Guide
The LS300 Auto-Learn ® LLD is equipped with indicator lamps to aid in troubleshooting and maintenance of
the system. The 4 indicator lamps, one set for each channel, are labeled HI, LOW, TEST and ALARM.
Each lamp has four possible states as follows:
•
OFF (lamp is not illuminated),
•
ON (lamp is illuminated steady),
•
BLINK (lamp cycles equal amount of time on and off),
•
FLASH (lamp cycles 4 seconds off and brief on).
The symbol NA indicates a lamp status not applicable to state, may be OFF, ON,
BLINK, or FLASH).
The LS300 Auto-Learn ® LLD is also equipped with an audible alarm to aid in
troubleshooting and maintenance of the system.
•
HORN (audible alarm is sounding when this symbol is shown)
The following tables identify the different conditions of corresponding indicator lamps. The tables will list
possible causes for the conditions and proposed actions to correct the condition. Make sure to use the
proper tables, either the Learn Mode section for Calibration troubleshooting or the Detect Mode section for
Operation troubleshooting.
If the LS300 Auto-Learn ® System does not operate correctly, or there are any questions
concerning installation or service, call Technical Support at (800) 984-6266.
OFF
ON
B
F
NOTE
signal terminal block locations). The resistance should read about 2k ohms,
if not contact Technical Support (800)-984-6266. Measure resistance from
power test points to the “+V” terminal on each channel (i.e. JP1 to channel 1
“+V” terminal block). The resistance should read about 180 ohms. If it does
not, contact Technical Support.
H or