Chamberlain Merlin Professional MR850 Installation And Operating Instructions Manual Download Page 20 | Manualshive

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Copyright of Chamberlain 2008

114B3630

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Summary of Contents for Merlin Professional MR850

Page 1: ...arage Door Opener Installation and Operating Instructions Owners Copy Please keep these instructions for future reference This manual contains IMPORTANT SAFETY information DO NOT PROCEED WITH THE INST...

Page 2: ...y with the following instructions may result in serious personal injury or property damage Read and follow all instructions carefully The garage door opener is designed and tested to offer safe servic...

Page 3: ...rtain to the edge of the bracket If the roller door drum is on the edge of the curtain or is a smaller diameter additional clearance may be required If the drum is more than 60mm from the curtain edge...

Page 4: ...ide Install the stop collar on the opposite end to where the opener is to be installed Fit the stop collar hard against the boss of the door drum Ensure the U bolt holding the door shaft to the door b...

Page 5: ...shown Secure with an overhand knot at least 25mm from the end of the rope to prevent slipping Thread the other end of the rope through the loop of the manual release cable Adjust rope length so the ha...

Page 6: ...ive leg and fix in place using screws provided Slide the reinforcing brace over the poles and fix in place using the screws provided ATTACHING EXTENSION POLES IF REQUIRED 10 LEFT RIGHT HAND INSTALLATI...

Page 7: ...nsions may be necessary refer section 10 Refit the door mounting bracket to the wall If the door bracket needs to be relocated due to opener width refer section 3 Clamp the opener on the door axle and...

Page 8: ...ure the door is positioned halfway the opener is engaged and the power is turned on Press and hold the LMT Limit button until the orange indicator LED starts flashing and then release Either right or...

Page 9: ...your installation and successfully carried out the safety reverse system test outlined above install the warning labels provided with your opener as shown The risk of entrapment label must be install...

Page 10: ...he opener off Install the Protector SystemTM using the brackets wires and instructions provided with the product Twist the two white only wires together and terminate them into the white 2 terminal Tw...

Page 11: ...ur opener should be pre programmed by the factory If adding a new wall control program into the opener before mounting the unit as detailed in section professional LRN Press LRN or LED will FLASH TO A...

Page 12: ...ice on the keypad 2 then press and hold the ENTER button 3 Release the button when the opener courtesy LEDs flash once 3 the code is learned Alternate programming method using the motion detecting con...

Page 13: ...lock SRDLK01 2 24VDC power output for external devices 3 Voltage free door monitoring output 4 The Protector SystemTM C77 IR Beams 5 Multi function wall control C98 6 Standby Power Unit battery backup...

Page 14: ...including motor 041A6812 Sungear kit MR850 041A6813 Front upper housing MR850 041A6814 Base housing MR850 041D6637 PCB for MR850 041A6778 Removable cover sub assembly 041A6815 230V 105VA transformer f...

Page 15: ...ol 7 Model C840 Keyless entry system 8 Model C379 Wireless finger print access system 9 Model C98 Motion detecting control panel 10 Model 760 Outside keyswitch 11 Model CM1702 Outside quick release 12...

Page 16: ...or flashing Realign receiving eye sensor clean lens and secure brackets Symptom The RPM Sensor Short travel 150 200mm 6 8 Unplug unit to reset Try to operate opener check diagnostic code If it is sti...

Page 17: ...alanced or binding call a trained door systems technician Clear any ice or snow from the garage floor area where the door closes Repeat the limit and force setting in section 13 14 Repeat safety rever...

Page 18: ...turns off automatically after 2 1 2 minutes MAINTENANCE OF YOUR OPENER Once a Month Repeat safety reverse test Make any necessary adjustments sections 13 14 Manually operate door If it is unbalanced o...

Page 19: ...or workmanship for a period of 2 YEARS from the date of first purchase from the Seller The DC motor only has a 5 year warranty from the date of first purchase from the seller when installed on a dome...

Page 20: ...C Copyright of Chamberlain 2008 114B3630...

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