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® Installation and Operating Instructions Rolling Garage Door Opener LM650EVGB LM650EVGBSA LM850EVGBSA LM950EVGBSA Engineered and designed by The Chamberlain Group, Inc, USA Keep these instructions Chamberlain GmbH for future reference Alfred-Nobel-Strasse 4 66793 Saarwellingen Germany www.liftmaster.eu...
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IMPORTANT Chain reduction assemblies that may interfere with the safe and proper operation of the LM950EV must be removed. All Hand chains must be removed prior to fitting the LM950EV. DO NOT use extension poles with the LM950EV. The LM950EV can be used on windlocked doors based on the following conditions: - door is professionally installed, correctly sprung and maintained to manufacturer’s instruction...
Start by Reading These Important Safety Instructions WARNING: Failure to comply with the following instructions may result in serious personal injury or property damage. • Read these instructions carefully and follow ALL instructions carefully • The garage door opener is designed and tested to offer reasonable safe service provided it is installed and operated in strict accordance with the instructions in this manual.
TESTING THE DOOR Complete the following test to ensure your door is well balanced, and not sticking or binding: • Disable all locks and remove any ropes connected to the garage door. • Lift the door to about halfway and then release it. The door should remain spring balanced.
THE RELEASE HANDLE & CORD • Thread one end of the rope through the hole in the top of the red release handle so that “NOTICE” reads right side up as shown. • Secure with an overhand knot at least 25 mm from the end of the rope to prevent slipping.
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ATTACHING EXTENSION POLES (IF REQUIRED) (LM650EV / LM850EV ONLY) Optional accessory for model LM850EV • Align the extension pole holes with the drive legs. • Insert the extension poles into the drive leg and fix in place using screws provided. •...
INSTALLATION PROCEDURE) Do not allow people to walk under or around the door during the installation process as serious injury can occur. NOTE: The opener can be installed on either side of the door. The following instructions are for Rope RIGHT HAND INSTALLATIONS (as illustrated i.e.
SETTING THE LIMITS FOR RIGHT OR LEFT HAND OPERATION AND FORCE Travel limits set how far your door goes up and down. Your opener must be configured correctly for right or left hand installation to operate correctly, if not the door will rotate in the reverse direction. NOTE: Opener is factory configured for right hand installation.
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TESTING THE SAFETY REVERSE SYSTEM The safety reverse system test is important. The garage door must reverse on contact with a 50 mm obstacle laid flat on the floor. Failure to properly adjust the opener may result in serious personal injury from a closing garage door. 50 mm Operate the door in the down direction.
INSTALL THE PROTECTOR SYSTEM™ (IR BEAMS) OPTIONAL ACCESSORY NOTE: This accessory must be used for all installations where the closing force as measured on the bottom of the door is over 400 N (40 kg). After the opener has been installed and adjusted, the Protector System™...
INSTALLING YOUR WIRELESS WALL BUTTON Disconnect power to the opener whilst installing this accessory to prevent accidental activation. Locate minimum 1.5 m above the floor To install: • Carefully pry open the device and locate the two screws for mounting. •...
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KEYLESS DEVICE PROGRAMMING (OPTIONAL ACCESSORIES ) Activate the opener only when the door is in full view, Locate free of obstruction and properly adjusted. the yellow To install: No one should enter or leave garage whilst the door is learn button in motion.
BATTERY BACKUP UNIT (OPTIONAL ACCESSORY LM950EV/ LM850EV ONLY ) To prevent possible SERIOUS INJURY or DEATH from electrocution, disconnect ALL electric and battery power BEFORE performing ANY service or maintenance. Battery Backup Unit (BBU) OPERATING INSTRUCTIONS 1. Test the installed BBU with the opener. 1.
BATTERY BACKUP UNIT (OPTIONAL ACCESSORY LM950EV/ LM850EV ONLY) CONTINUED Battery Backup Unit (BBU) Diagnostics GREEN LED: All systems are normal. • A solid LED light indicates the battery is fully charged. • A solid LED light indicates the battery is fully charged. NOTE: Battery does not have to be fully charged to operate the motor unit.
OPERATION OF YOUR OPENER CARE OF YOUR OPENER When properly installed, your opener will operate with Your opener can be activated by any of the following minimal maintenance. The opener does not require devices: additional lubrication. • The ACTIVATION button Limit and Force Settings: These settings must be Press the button until door starts to move.
SPECIFICATIONS LM850EVGBSA SPECIFICATIONS LM650EVGB Input Voltage: 220-240 VAC, 50/60 Hz, 170 W Input Voltage: 230-240 VAC, 50 Hz, 110 W Rated Load: 32 Nm Rated Load: 25 Nm Max.Pull Force: 550 N @ 300 mm Max.Pull Force: 500 N @...
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TYPICAL WIRING DIAGRAM LM950EV/ LM850EV/ LM650EV - Information for Service Personnel LM950EV/ LM850EV ONLY External Device 12 vdc white/black white Keyswitch or push button white/black white SPECIAL FEATURES - Information for Service Personnel (OPTIONAL ACCESSORIES) 1. 12 VDC power output for external devices - (LM950EV/ LM850EV only) 2.
TROUBLESHOOTING 9. The opener strains to operate door: 1. The opener will not operate from either the • The door may be out of balance or the springs may ACTIVATION button or the transmitters : be broken. Close the door and use the manual •...
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