Cause: LED Tube installed backwards
Remedy: Ensure the powered end of the lamp (marked with AC Input) is facing the powered end of the fixture

Cause: Fixture wired improperly or loose connections exist
Remedy:
• Check wiring with schematic in provided installation instructions
• Check wire-nuts for loose connections
• Check lampholder(s) at powered end of fixture to ensure both lamp pins are receiving 120-277VAC

Cause: Shunted Lampholders installed
Remedy: Replace existing lampholders with included replacement non-shunted lampholders. Follow installation instructions.

Cause: Fixture wired improperly
Remedy:
• Check wiring with schematic in provided installation instructions
• Check wire-nuts for loose connections
• Check lampholder(s) at powered end of fixture to ensure both lamp pins are receiving 120-277VAC

Cause: Faulty LED tube
Remedy: Contact Toggled (1-844-864-4533)

Cause: Unknown
Remedy: Contact Toggled (1-844-864-4533)