Chamberlain Whisper Drive Plus Troubleshooting. Garage door opener remote control programming purple learn. Chamberlain 1 2 hp heavy duty chain drive garage door opener c205.

Immediately when the door begins to close, press and release. I have a customer that has a 3/4 horse whisper drive gdo. The socket in the garage door opener is slightly different from a normal socket and some newer bulbs will not work.