Warning, Caution – Edwards Signaling 51SIN Series User Manual
Page 2
base. Install the base on the conduit (not
supplied).
3.
Connect the field wiring to the terminal block in the
base of the unit. Polarity must be observed on DC
units. Connect the green ground wire lead in
accordance with local codes. Place the connected
wires inside the base and reassemble the signal on
the base.
4. Turn on power and verify that the signal operates
properly.
T
T
T
T
Trrrrroubleshooting
oubleshooting
oubleshooting
oubleshooting
oubleshooting
Should the lamp fail to operate, check that power is on.
If power is on, the lamp requires replacement.
Maintenance
Maintenance
Maintenance
Maintenance
Maintenance
Lamp Replacement
4. Grasping bulb with a soft, clean cloth, press into
socket and turn clockwise.
5.
Reassemble the signal.
6.
Turn on power and verify that the signal operates
properly.
Cleaning
Catalog Number
Replacement Part
51SIN(*)-G1
Lamp (32W, double contact, bayonet base)
P/N P-041695-0099 or Industry Trade No. 1638
Horn
P/N P-047570-0743
51SIN(*)-N5-40W
Lamp
Cat. No. 50LMP-40W or 25T8DC
Horn
Cat. No. 123A-N5
51SIN(*)-G1
Lens
51SIN(*)-N5-40W
Cat. No. 92-L(*)
*Specify color of lens by adding one of the following letters to the catalog number: A -
amber, B - blue, C - clear, G - green, M - magenta, or R - Red.
P/N 3100699 ISSUE 1
WARNING
To prevent electrical shock, do not remove or insert
lamp when unit is energized.
Refer to the Replacement Parts section below for the
required type of lamp.
1.
Disconnect power to the signal.
2.
Remove the three screws from the top of the skirt
and lift off the lens and skirt.
CAUTION
To prevent property damage and injury.
do not
touch glass with bare fingers; grasp glass with a
soft, clean cloth or with packaging supplied with
the replacement lamp.
CAUTION
To prevent damage to the lens and dome,
do not
use abrasive materials or cleaners.
The signal's lens and/or dome should be peridodically
cleaned to maintain optimum light visibility. These items
may be cleaned with a soft cloth or sponge using mild
detergent. Ensure that the lens or dome is completely
dry before replacing.
3. Turn the bulb counterclockwise and pull straight up
to remove.