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Eddie, Home Improvement Contractor
Category: Home Improvement
Satisfied Customers: 886
Experience:  owner of Island Pro-Craft
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Craftsman model 53990 .75hp chain garage door opener newly

Customer Question

Craftsman model 53990 .75hp chain garage door opener newly installed that opens only 49 inches, electric eye led green eye blinks, amber led stays on, door pad has to be held down for door to travel up or down. Adjustments on motor unit have no effect. No visible wire damage. New 16ft ×8ft h.door works good manually. Opener light des not turn off light blink approx. 10 times each time door pad is touched. Have not installed outside key pad or used remote controllers. Installed by supplied directions. Need help.
Submitted: 1 year ago.
Category: Home Improvement
Customer: replied 1 year ago.
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Expert:  Eddie replied 1 year ago.
Hi Cecil ........the problem in the safety sensor should not be blinking or flickering........they have to be aligned .....they aren't laser precise but you have to get them to stay steady on........if in case you can't it means we have a bad wire or a faulty sensorThankseddie