Franklin Fueling Systems TS-LS300 AutoLearn Pressure-Based Electronic Line Leak Detector System Users Guide - Manual (Page 43)

TROUBLESHOOTING Page 6-5 6
LS300 User’s Guide
Detect Mode (Operation) Troubleshooting
Lamp Indicators
Audible
Alarm
Conditions and Possible Causes
HI LOW TEST ALARM HORN
Gross (3 gph) Leak Alarm
- Leak in the system
- Leak in the check valve
- Leak in the manual pressure relief
NA NA NA
Monthy or Annual Precision Test Failed
- Monthly (0.2 gph) test failed - one flash
- Annual (0.1 gph) test failed - two flashes
Transducer is not seen
- Mis-wired transducer or Mis-wired Auto-Learn console
- Transducer failure
Pipeline failed to hold pressure
- Leak in the system
- Manual Pressure Relief open
- Check valve removed or stuck open
Insufficient pressure to conduct test
- Leak in the system
- Power to the submersible is OFF
OFF B
Gross (3 gph) test in progress
- Pressure is within limits
NA NA
Waiting to retest
- Last test passed
NA NA
Waiting to retest
- Last test failed
Monthly or Annual Precision test in
progress
- Pressure is within limits
NA NA NA
Monthly or Annual Precision test passed
- Monthly (0.2 gph) test passed - one flash
- Annual (0.1 gph) test passed - two flashes
NA NA NA Pump is ON
NA NA NA Pipeline pressure is below 7.5 psi
Calibration is incomplete
- Unit will not detect leaks
ON
B B B
B
B
B
B
OFF OFF
OFF
OFF
OFF
OFF
OFF
OFF OFF
OFF
OFF
OFF
F
F
F
F
B
B B B B
ON
ON
ON
OFF OFF
T A
H
Horn ON
Horn OFF
H
H
H
H
H
or
or
or
or
or
or