Setup, Programming, Erase memory – LiftMaster 829LM Garage and Gate Monitor Manuel d'utilisation
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Setup
Connect the adapter to the garage door
monitor and a standard 110 Vac outlet.
Programming
1. Press and release the Learn button on
the back of the garage door monitor.
2. Within 60 seconds, press and release the
Learn button on the garage door opener.
Two short beeps will confirm the garage
door monitor has been successfully
programmed.
NOTE: To program additional garage door
openers, repeat the steps above on each
individual garage door opener. The garage
door monitor can be programmed with up
to four garage door openers.
ERASE MEMORY
To erase all programmed garage door openers from the garage door monitor, press and
hold the Learn button on the garage door monitor for at least six seconds. One short beep
will be heard at the beginning, one short beep will confirm that all codes have been
erased.