Table 5-4. Vapor Sensor Alarms; Table 5-5. E Xternal Input Alarms; Table 5-6. Groundwater Sensor Alarms - Veeder-Root TLS-450PLUS Troubleshooting Manual

5
Warning and Alarm Messages
Alarm
Fuel Alarm
Out Alarm
Setup Data Warning
Short Alarm
Water Alarm
Alarm
Generator Off
Generator On
Input Alarm
Input Normal
Input Out Alarm
Setup Data Warning
Alarm
Fuel Alarm
Out Alarm
Setup Data Warning

Table 5-4. Vapor Sensor Alarms

Cause
Fuel is present in the area being mon-
itored by the sensor.
The sensor setup was performed
incorrectly or a sensor is discon-
nected or is not functioning properly.
Device setup data problem.
A short has occurred in the sensor
wiring or in the sensor.
The vapor sensor is immersed in
water and is incapable of detecting
fuel vapors.

Table 5-5. E xternal Input Alarms

Cause
Backup generator shut down, in-tank
leak testing resumed.
Backup generator switched on, in-
tank leak testing halted.
External device changed from pro-
grammed condition.
(Not displayed, printed out only)
External device returned to preset
condition.
No longer receiving data from input.
Hardware or setup problem.
Device setup data problem.

Table 5-6. Groundwater Sensor Alarms

Cause
Fuel is present in the area being mon-
itored by the sensor.
The sensor setup was performed
incorrectly or a sensor is discon-
nected or is not functioning properly.
Device setup data problem.
5-6
Displayed Alarm Messages
Action
Call for service following the proce-
dures established for your site.
Call for service following the proce-
dures established for your site.
Recheck device setup parameters.
Call for service following the proce-
dures established for your site.
Call for service following the proce-
dures established for your site.
Action
None
None
Check the operation of the external
device.
None
Call for service following the proce-
dures established for your site.
Recheck device setup parameters.
Action
Call for service following the proce-
dures established for your site.
Call for service following the proce-
dures established for your site.
Recheck device setup parameters.