9
Installation
S19-324D2
Bradley •
215-1847 Rev. G: ECO 20-05-028
6/11/2020
Troubleshooting
Problem
Cause
Solution
The signal light and horn (if
applicable) does not operate
when water flows .
No power to the signal station .
Check that the circuit breaker or fuse is supplying power to the
signal station
Component failure .
Check the two 3 Amp 24VDC fuses on the print circuit board in
the signal station enclosure .
No input power .
Check that there is 24VDC being supplied from the power supply
mounted on the print circuit board in the signal station enclosure .
Water flowing in wrong
direction for flow switch body .
Verify that the direction of the water flow corresponds to the arrow
on the flow switch body .
Insufficient water flow .
Check that water flow is sufficient (2 .4 gallons per minute is
required) .
Installation error .
Check all electrical connections, including power supply at the
quick-connect cable, from the signal station to the flow switch .
Horn sounds and signal light
does not light .
Component failure .
Check light connections and filament in the light .
Area light does not operate .
No power to the signal station .
Check that the circuit breaker or fuse is supplying power to the
signal station
Component failure .
Check the two 3 Amp 24VDC fuses on the print circuit board in the
signal station enclosure .
No input power .
Check that there is 24VDC being supplied from the power supply
mounted on the print circuit board in the signal station enclosure .
Component failure .
Check light connections and filament in the light .
Beacon light does not
operate . (This light should
turn off when the signal light
turns on and back on when
the signal light turns off .)
Fixture in use .
Make sure that the flow switch contacts are open (horn and/or
signal light are not ON) .
Power disconnected in error .
Check that the circuit breaker or fuse is supplying power to the
signal station .
Component failure .
Check the 3 Amp 24VDC fuses on the print circuit board in the
signal station enclosure .
No input power .
Check that there is 24VDC being supplied from the power supply
mounted on the print circuit board in the signal station enclosure .
Component failure .
Check light connections and filament in the light .
