4.5 Repair
WARNING
Allow only qualified personnel to perform the following tasks. Observe and follow the safety instructions in this
document and all other related documentation.
This section provides procedures for replacing lamps and active ballast assembly.
4.5.1 Halogen Lamp Replacement
WARNING
Turn off the power to the sign before replacing lamps. Failure to observe this warning may result in personal injury,
death, or equipment damage.
To replace lamp(s), perform the following procedure:
1. Turn off the power to the sign.
2. See
. Remove the lamp cover (1) by rotating the lamp cover (1) counterclockwise.
Figure 20: Halogen Lamp Replacement (Shown with Backup Lamp)
3. Disconnect lamp leads (4).
Note
The back-up lamp is identified by either a “B” or the words “Back-up Lamp” stamped next to the terminal block for
the back-up lamp. See photographs on the next page.
96A0286, Rev. AT, 2020/09/16
37
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©
ADB Safegate, All Rights Reserved
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