8
S19-324D1
Installation
6/11/2020
Bradley •
215-1848 Rev. G: ECO 20-05-028
Servicing of Lights
S19-324D1 LED Arrays (Type 4X)
A
De-power the control box by
observing standard lock-out tag-out
practices.
B
Unscrew the light needing
replacement from the pendant
mount. Refer to light manufacturer's
instructions for servicing. Replace
with appropriate LED array color light
fixture.
C
Once light is replaced, re-attach
repaired light to pendant mount.
D
Check that the signaling station is
functioning properly once the power
is restored by activating the fixture
attached to the signaling station.
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.
