Operator Error Codes

Genie Error Codes

2128, 3155, 4164, ChainMax, SilentMax, ReliaG series

Count the number of times the diagnostic light blinks after a failed operation, then match the pattern below. Tap share on any code to send it to another tech.

1 flash

Safety reversing sensor fault (open)

Check that both Safe-T-Beam sensors are connected and aligned.

2 flashes

Safety reversing sensor fault (shorted)

Inspect sensor wiring for damage or short circuits.

3 flashes

Door not closing — GDO Lock engaged

Check if the vacation lock switch on the wall button is engaged. Turn it off.

4 flashes

Safe-T-Beam sensors misaligned

Adjust sensor alignment until indicator LEDs are solid.

5 flashes

Motor thermal protection tripped

Let motor cool. Check door balance and reduce mechanical resistance.

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