9
Installation
S19-323, S19-324
Bradley •
215-1846 Rev. G: ECO 20-05-028
6/11/2020
Servicing of Lights
S19-324 Halogen Lights (Type 4X)
A
De-power the control box by
observing standard lock-out tag-out
practices .
B
To disconnect the wire leads of the
light requiring the bulb to be replaced,
use a small blade screwdriver to
depress the orange terminal release
tab adjacent to the wire's location .
With the tab fully depressed, the
wire can be easily removed from the
terminal location .
C
Remove the nut on the stem of
the light which attaches it to the
enclosure . Remove the entire light .
D
Remove the gasket (if present) to
expose the four screws which retain
the dome .
E
Remove the screws, take off the
dome and the twist lock bulb is now
visible . Press and turn the bulb to
remove . Replace as needed with the
same size bulb .
F
Reverse the disassemble process to
reinstall the light . Inspect all gaskets
and seals to ensure the integrity of
the unit .
G
Check that the signaling station is
functioning properly once the power
is restored by activating the fixture
attached to the signaling station .
S19-323 Signal Light (Type 3R)
A
De-power the control box by
observing standard lock-out tag-out
practices .
B
To disconnect the wire leads of the
light requiring replacement, use a
small blade screwdriver to depress
the orange terminal release tab
adjacent to the wire's location . With
the tab fully depressed, the wire can
be easily removed from the terminal
location .
C
Remove the 2 nuts on the studs
which attach the light to the enclosure
and remove light . This is a sealed
light and has no serviceable
components, the complete housing
must be replaced .
D
Using the old light for reference,
prepare the replacement light's
lead wire and exposed conductor's
lengths .
E
Reverse the disassemble process to
reinstall the lamp . Be sure to use the
new gasket provided with the new
light .
F
Check that the signaling station is
functioning properly once the power
is restored by activating the fixture
attached to the signaling station .
