i am installing a chamberlain ml 850 door opener in my garage and i cannot get the door to operate properly non of the limits seem to want to set i have been on to chamberlain about this and gone through normal things they said it must be faulty so took it back got new one fitted it and guess what same problem any ideas please help!!

Asked by david on 09/28/2010 1  Answer

ManualsOnline posted an answer 14 years ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

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