Craftsman 312HM Support Question
Craftsman 312HM Support Question
Find answers below for this question about Craftsman 312HM - Sears LiftMaster Chamberlain High Memory Universal Coaxial Gate Receiver.Need a Craftsman 312HM manual? We have 1 online manual for this item!
Question posted by sgc10 on September 11th, 2013
Garage Door Opens Half Way 1/4 Way. Have To Keep Trying For It To Go All The Way
all batteriess have been replace, what is the problemm
Current Answers
Related Craftsman 312HM Manual Pages
Owners Manual - Page 1
... voltage to avoid damage to door travel. • ALWAYS keep remote controls out of reach of children.
The jumper must be used with FCC Standards FOR HOME OR OFFICE USE. Set Security Mode
ATTENTION The 312HM Universal Receiver can be set at the HIGH position for changing the code setting or replacing the battery. The jumper...
Owners Manual - Page 2
... operate your requirements. Connect bell wire to receiver terminals 3 and 4 and to operate the garage door opener. The transformer plugs into a 120V outlet. Connect bell wire to receiver terminals 3 and 4 and to opener terminals used to opener terminals used . The transformer plugs into a 120V outlet. Pry open the front panel of receiver case with the antenna in Mexico Figure...
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