ADS Environmental Services FlowAlert QR 775011 A2 - Manual (Page 187)

7-22 ADS FlowAlert Manual
Problem Float switch does not change status when flow depth
recedes.
Possible
Cause
Float switch may be unable to return to closed (vertical)
position due to obstruction or debris.
Connector may not be properly engaged.
Float switch may be malfunctioning.
Possible
Solution
Inspect float switch in manhole for obstructions or debris
and make necessary modifications.
Inspect connection between float and monitor.
Replace float switch.
Problem A float error occurs.
Possible
Cause
Connector may not be properly engaged (attached). An
error will not occur if two float switches are in use, but
only once the connector becomes disengaged.
Float switch may be malfunctioning.
Possible
Solution
Inspect connection between float and monitor.
Replace float switch.
Problem The float state changes, but no alarm occurs.
Possible
Cause
Connector may not be properly engaged.
Float switch may be malfunctioning.
Possible
Solution
Inspect connection between float and monitor.
Replace float switch.