With the, jumper in "C" (Constant) position, the contacts will stay closed as long as. Universal radio control. To prevent possible SERIOUS INJURY or DEATH from a moving gate or garage door: • ALWAYS keep remote controls out of reach of children. LiftMaster Professional 312HM remote control pdf manual download. Universal Radio Control. battery. NEVER permit anyone to cross path of moving gate or door. LiftMaster-Model-312HM-312HMC-412HM-412HMC-Universal-Radio-Control-Owner-s-Manual . Operation is subject to the, following two conditions: (1) this device may not cause harmful interference, and (2) this device. Repeat Steps 2 and 3 on Side 2 to. The, jumper must be in the 24V position for use with 24V, and in 12V position, for use with 12Vdc. Also for: Liftmaster 312hm, Liftmaster 412hmc, Liftmaster 412hm. Locate the two Travel Limit dials on either the left or right side of your garage door opener, depending on where you are facing. permit children to operate, or play with remote control transmitters. For commercial applications, the receiver can be set for either constant or, momentary closure on the output contacts. • Activate gate or door ONLY when it can be seen clearly, is properly. reprogram the receiver for each remote control transmitter in use. THERE ARE NO OTHER USER SERVICEABLE PARTS. Related Articles. � the radio continues transmitting Figure 3. They are denoted by a garage door with an arrow pointing up or down. Models 312HM and 312HC FIGURE 1 FIGURE 2 FIGURE 3 To prevent possible SERIOUS INJURY or DEATH from electrocution: • Be sure power is not connected BEFORE installing the receiver. The jumper must be set to the proper voltage to. The receiver is factory set at 24V Figure 1. NEVER. To prevent possible SERIOUS INJURY or DEATH from a moving, • ALWAYS keep remote controls out of reach of children. must accept any interference received, including interference that may cause undesired operation. Alternately, it can be. used with up to 31 of any type transmitter in NORMAL security mode, including any combination of rolling code, billion code, or dip switch, The jumper must be set at the HIGH position for the receiver to operate in, HIGH security mode. CONSTANT OPERATION on residential openers is PROHIBITED. The Universal Receiver can be used with up to 15 rolling code, transmitters or passwords in HIGH security mode. To troubleshoot this issue Find a step ladder and place it beneath your LiftMaster garage door opener. LiftMaster Model 312HM, 312HMC, 412HM, 412HMC Universal Radio Control Owner's Manual. LiftMaster 312HMC receiver pdf manual download. SET OUTPUT DURATION (COMMERCIAL APPLICATIONS ONLY), To prevent possible SERIOUS INJURY or DEATH, the use of. URL Name. adjusted, and there are no obstructions to door travel. View and Download Chamberlain LiftMaster Professional 312HM owner's manual online. All manuals and user guides at all-guides.com, NOTICE: To comply with FCC and or Industry Canada (IC) rules, adjustment or modifications of this, receiver and/or transmitter are prohibited, except for changing the code setting or replacing the. It must be set at NORMAL position to operate at the, When changing from NORMAL to HIGH security mode, any previous, transmitter codes must be erased. • ALWAYS keep gate or garage door in sight until completely closed. Wiegand receiver with passport technology (6 pages), Wireless access control receiver liftmaster (4 pages), Chamberlain acrx2 access control receiver owner's manual (9 pages), Wireless access control receiver (13 pages), Wireless access control receiver (4 pages), Manual will be automatically added to "My Manuals", Remote Control Chamberlain LiftMaster Professional 412HM Owner's Manual, Remote Control Chamberlain LiftMaster Professional 312HM Owner's Manual, Receiver Chamberlain 412HM Owner's Manual, Receiver Chamberlain LiftMaster CPT1 Installation And Operation Instructions Manual, Receiver Chamberlain 050DCTWF Installation Manual, Receiver Chamberlain LiftMaster 850LM Installation Manual, Receiver Chamberlain TriCode TCR1 Owner's Manual, Receiver Chamberlain LiftMaster Professional 365LM Owner's Manual, Receiver Chamberlain 635LM - Sears LiftMaster Chamberlain Owner's Manual, Receiver Chamberlain STAR450 Series Quick Start Manual, Receiver Chamberlain TriCode TCG1 Owner's Manual, Receiver Chamberlain LiftMaster Star250 Quick Manual. Tested to Comply with FCC Standards FOR HOME OR OFFICE USE.