Owner's Manual
Page 141
... any garage door opener model manufactured before attempting to program the Universal Home Remote. Keep the original hand-held transmitter for quicker and more accurate transmission of the radio-frequency signal. Be sure that does not have the "stop and reverse" feature. If you have another person available to assist you... 8 to complete the programming of your hand-held transmitter for use in the programming steps. Because of the steps involved, it is also recommended that a new battery be installed in your Universal Home Remote Transmitter.
... any garage door opener model manufactured before attempting to program the Universal Home Remote. Keep the original hand-held transmitter for quicker and more accurate transmission of the radio-frequency signal. Be sure that does not have the "stop and reverse" feature. If you have another person available to assist you... 8 to complete the programming of your hand-held transmitter for use in the programming steps. Because of the steps involved, it is also recommended that a new battery be installed in your Universal Home Remote Transmitter.