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 lacasse5 on May 21st, 2013
Garage Door Issues
I broke the part that operates the travel upwards needed to make a small adjustment so I took the cover off and pulled the adjuster knob what was left of it out of the slot and tried to adjust that way than put the piece back in the slot but in doing sothe garage door won't adjust it just clicks and does nothing
Current Answers
Related Craftsman 312HM Manual Pages
Owners Manual - Page 1
...
Figure 1. Set Security Mode
ATTENTION The 312HM Universal Receiver can be in the 24V position for changing the code setting or replacing the battery. Repeat Steps 2 and 3 on residential openers is properly adjusted, and there are prohibited, except for use of moving gate or garage door: • ALWAYS keep gate or garage door in HIGH security mode.
With the jumper in 12V...
Owners Manual - Page 2
... Chamberlain Group, Inc. Select a location for each remote control. Programming the Remote to opener. INSTALLATION
The receiver and antenna use TV Type F coaxial connectors. Connect bell wire to receiver terminals 3 and 4 and to the receiver with the antenna in specifications, Accessory Transformer Model 85 or 95 is pressed. Press and release the "learn " button on your garage door...
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