An exit light that appears to be working when the power is on may have a burned out low voltage bulb or flat battery which means that it doesn t work when it is needed.
Emergency lights on exit sign not working.
Keeping emergency exit signs in working order is a high priority.
To ensure continued illumination for a duration of not less than 90 minutes in case of primary power loss the sign illumination means shall be connected to an emergency power system provided from storage batteries unit equipment or an on site generator.
If the battery isn t the problem consult your manual and check the simple things first.
To check multiple exit signs all at once if it is convenient shut off the power and verify that all lights stay lit for 30 minutes.
Checking multiple emergency or exit sign for bad batteries.
Test it in another unit or a dedicated charger to ensure that the charger isn t the problem.
When shutting off a breaker box make sure you have shut down all computers and machinery properly.
The signs require troubleshooting as soon as anything starts to go wrong with them.
The exit lights that only come on during power failure are connected to the main electrical supply that constantly charges the battery.
Perhaps the easiest sign to mount is the self luminous exit sign which is powered by tritium.
1910 37 b 4 if the direction of travel to the exit or exit discharge is not immediately apparent signs must be posted along the exit access indicating the direction of travel to the nearest exit and exit discharge.
Exit signs use nickel cadmium nicad emergency light batteries that are smaller than the lead acid batteries within emergency lights.
Exit signs shall be illuminated at all times.
Replacing bad emergency or exit sign batteries.
For instance make sure the bulb is tightly connected and that your wire nuts aren t loose.
If the battery is dead open the exit sign and take note of the.
Exit signs are simple devices that you can normally be examine and repair quickly and easily.
If it does not light up for the entire thirty seconds you have a bad exit sign battery.
Step 1 check the power source if the light is out.