How to Test Reed Switch of Demco Air Force One
Updated 10/27/2025 | Published 03/01/2025
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Question:
Demco Air Force One installed on a 2009 Buick Enclave. Reed Switch is flashing. Removed reed switch from the cylinder and it continues to flash. How do I test the reed switch?
asked by: Joel S
0
Expert Reply:
Hey Joel, to test the reed switch of the Demco Stay in Play part # SM99243 bring a magnet close to the switch. If it's working properly the switch will activate when the magnet is close and the light will turn on.
For a replacement switch (if needed) you would want the part # SM6272.
expert reply by:
Jameson C
0
Product Page this Question was Asked From
Demco Air Force One Flat Tow Brake System for RVs w/ Air Brakes - Proportional
- Flat Tow Brake System
- Brake Systems
- Proportional System
- One-Time Setup
- Vehicle Battery
- Fixed System
- Power Assist Brake Compatible
- Air Brakes
- Indicator Lights
- Demco
more information >
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Jameson C.
10/27/2025
Hey Joel, how did your test with the magnet go on the reed switch for your Air Force One system? Knowing if the light responded could help others checking the same issue. Your update could make it easier for the next person troubleshooting their setup.