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Troubleshooting

Symptom

Solution

All LED lights are OFF

• 

The GELP24-100UGLX features a new built in output overload shutdown feature that automatically 

resets when the AC supply is removed and reapplied.  So if all LED lights are off, first verify whether or 

not the output can be reset by first switching off then switching back on the AC supply.  If the LED lights  

do not re-light, then proceed to the following solutions.

• 

Check AC input connection and/or check circuit breaker.

• 

Check wire connection(s) at the LED System and power supply for improper termination(s) or short 

circuits. Properly terminate or replace the wire connection(s).

• 

Check that connections are the (+) wire of the LED light to the (+) wire of the power supply and the (-) 

wire of the LED light to the (-) wire of the power supply.

• 

Ensure the overall LED load does not exceed the maximum load.  If so, remove the excess load, and 

cycle the AC supply to reset the drivers built in overload protection.

Some LEDs appear dim

• 

Ensure the length of supply wire is equal to or below the recommended remote mounting distance.

Some of the LED lights

are not illuminated

• 

Check wire connection(s) at the LED light and power supply for improper termination(s) or short circuits. 

Properly terminate or replace the wire connection(s).

• 

Check that connections are the (+) wire of the LED light to the (+) wire of the power supply and the (-) 

wire of the LED light to the (-) wire of the power supply.

18 AWG/0.82 mm

2

 

Supply Wire

16 AWG/1.31 mm

2

 

Supply Wire

14 AWG/2.08 mm

2

 

Supply Wire

12 AWG/3.31 mm

2

 

Supply Wire

100W Power Supply

20 ft./6.1 m

25 ft./7.6 m

35 ft./10.6 m

40 ft./12.1 m

Remote Mounting Distance

Typical Installation

TERMINAL BLOCK

(AC SOURCE)

LED LIGHT L

O

AD

3

Connection Configurations

For information on A, B, C, see Steps 1 and 2.

Refer to LED Light Bar installation instructions for 

LED light bar wiring configurations.

Immersion

TM

 GELP24-100U-GLX Driver

Installation Guide

www.gecurrent.com

© 2021 Current Lighting Solutions, LLC. All rights reserved. GE and the GE monogram are trademarks of the 

General Electric Company and are used under license. Information provided is subject to change without 

notice. All values are design or typical values when measured under laboratory conditions. 
DISP105 (Rev 10/27/21)  

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