Chamberlain Series 151MM-1/4HP Owner'S Manual Download Page 1

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Garage Door Opener

For Residential Use Only

Made exclusively for
Master Mechanic
Chicago, IL 60614

Series 651-2MM-1/2HP

Series 601MM-1/2HP

Series 151MM-1/4HP

Complies with
UL 325
Regulations
effective
January 1, 1993.

Owner’s Manual

■

Please read this manual and the enclosed safety materials carefully!

■

Fasten the manual near the garage door after installation.

■

The door WILL NOT CLOSE unless the Protector System

is connected and

properly aligned.

■

Periodic checks of the opener are required to ensure safe operation.

■

The model number label is located on the front end panel of your opener as
shown.

Summary of Contents for Series 151MM-1/4HP

Page 1: ...tive January 1 1993 Owner s Manual Please read this manual and the enclosed safety materials carefully Fasten the manual near the garage door after installation The door WILL NOT CLOSE unless the Prot...

Page 2: ...or arm to trolley sectional door 26 Connect door arm to trolley one piece door 27 Adjustment section pages 28 30 Travel limit adjustments 28 Force adjustments 29 Test the Protector System 30 Test the...

Page 3: ...r killed If your garage door binds sticks or is out of balance call for professional garage door service Garage doors door springs cables pulleys brackets and their hardware are under extreme tension...

Page 4: ...or page 21 Depending upon garage construction wood blocks may need to be fastened to mounting locations before sensors are installed Step 10 page 22 Alternate floor mounting of the safety reversing se...

Page 5: ...o be securely fastened to mounting locations before sensors are installed Step 10 page 22 Alternate floor mounting of the safety reversing sensor will require hardware that is not provided Step 11 pag...

Page 6: ...Literature Safety Reversing Sensor Mounting Bracket With Square Holes 2 C Wrap 2 Safety Reversing Sensor Mounting Bracket With Slot 2 Sprocket Cover Light Lens Mini Multi Function Remote Control Tran...

Page 7: ...2 Carriage Bolt 1 4 20x1 2 12 Hex Screw 5 16 18x7 8 3 Master Link 2 Ring Fastener 3 Trolley Threaded Shaft 1 Screw 6ABx1 2 Lock Washer 5 16 6 Lag Screw 5 16 18x1 7 8 4 Lock Nut 1 4 20 4 Carriage Bolt...

Page 8: ...not run the garage door opener until instructed to do so Assembly Section Pages 8 11 When tightening the screws be sure to keep bracket parallel to the rail Otherwise the rail may bow when the opener...

Page 9: ...le Nut 5 16 18 Hex Screw 5 16 18x7 8 Lock Washer 5 16 9 Attach the threaded shaft to the trolley with the lock washer and nuts as shown As a temporary stop insert a screwdriver into the hole in the fr...

Page 10: ...With the trolley against the screwdriver dispense the cable around the pulley Proceed back around the opener sprocket Figure 2 Be sure sprocket teeth engage the chain Continue forward to the trolley t...

Page 11: ...njury or death Repairs to cables spring assemblies and other hardware must be made by a professional service person before installing opener 3 Disable all locks and remove all ropes connected to the g...

Page 12: ...rance is minimal It may be mounted on the wall upside down if necessary to gain approximately 1 2 If you need to install the header bracket on a 2x4 on wall or ceiling use lag screws not supplied to s...

Page 13: ...acket height on header wall 12 Measure UP from top of CLOSED door Proceed to Step 2 page 14 13 Header Wall Highest Point of Travel Door Distance Jamb Hardware Door Highest Point of Travel Header Wall...

Page 14: ...edge of the bracket on the horizontal line as shown with the arrow pointing toward the ceiling Mark either set of bracket holes do not use the holes designated for ceiling mount Drill 3 16 pilot hole...

Page 15: ...e packing material as a protective base If the door spring is in the way you ll need help Have someone hold the opener securely on a temporary support to allow the T rail to clear the spring Position...

Page 16: ...T rail If the top panel hits the trolley when you raise the door pull down on the trolley release arm to disconnect the inner and outer sections The trolley can remain disconnected until Step 12 is co...

Page 17: ...to make sure the T rail is centered over the door or in line with the header bracket if the bracket is not centered above the door Remove the 2x4 Operate the door manually If the door hits the rail ra...

Page 18: ...ol Button securely with 6ABx1 1 2 screws The Multi Function Door Control Panel uses 6ABx1 screws If installing into drywall drill 5 32 holes and use the anchors provided Run the bell wire up the wall...

Page 19: ...ase only to disengage the trolley and if possible only when the door is closed Garage doors are heavy If the door is open when the handle is pulled the door could close inadvertently if it is not prop...

Page 20: ...he top of the opener according to local code Remove the opener cover screws and set the cover aside Remove the attached 3 prong cord Connect the black line wire to the screw on the brass terminal the...

Page 21: ...f wood at each location if installing in masonry construction The invisible light beam path must be unobstructed No part of the garage door or door tracks springs hinges rollers or other hardware can...

Page 22: ...on of the sensors on each side of the garage door as shown on page 21 However Figures 4 and 5 are variations which may fit your installation requirements better Make sure the wraps and brackets are al...

Page 23: ...in both the sending and receiving eyes will glow steadily if wiring connections and alignment are correct If the indicator light is off in the receiving eye and the invisible light beam path is not o...

Page 24: ...ing limits A The top edge of the bracket 2 4 below the top edge of the door B The top edge of the bracket directly below any structural support across the top of the door Mark and drill 5 16 left and...

Page 25: ...enter the bracket on the top of the door in line with the header bracket as shown Mark holes Drill 5 16 pilot holes and fasten the door bracket with hardware supplied If the door has no exposed framin...

Page 26: ...crews 5 16 18x7 8 Manual Release Handle Rope Figure 3 If holes in curved arm are above holes in straight arm disconnect straight arm Cut about 6 from the solid end Reconnect to trolley with cut end do...

Page 27: ...to the floor and lift the door arm to the trolley The arm should touch the trolley just in back of the door arm connector hole Refer to the fully open trolley door arm positions in the illustration If...

Page 28: ...the UP limit adjustment screw clockwise One turn equals 2 of travel If door does not open at least 5 feet Adjust the UP open force as explained in Adjustment Step 2 If the door does not close complete...

Page 29: ...Adjust the Forces Test the DOWN close force Grasp the door bottom when the door is about halfway through DOWN close travel The door should reverse Reversal halfway through down travel does not guarant...

Page 30: ...tep 3 Test the Protector System Press the remote control push button to open the door Place the opener carton in the path of the door Press the remote control push button to close the door The door wi...

Page 31: ...both adjustments may be needed and the safety reversal system must be checked Failure to properly adjust the opener may result in severe injury or death 5 If possible use the manual release only when...

Page 32: ...NOTICE Manual Release Handle Pull Down Trolley Trolley Release Arm NOTICE Manual Release Handle Pull Down Back Towards Opener Lockout position Manual disconnect position Weak or broken springs could a...

Page 33: ...the Smart button on the back panel of the opener Figure 2 The opener lights will flash once 3 Release the remote push button Now the opener will operate when the remote control push button is pressed...

Page 34: ...control code 5 Repeat the receiver programming procedure with all remote controls The remote control has short range The garage door opens and closes by itself 1 Be sure that all remote control push...

Page 35: ...rmal for the chain to droop slightly in the closed door position Use the manual release rope and handle to disconnect the trolley If the chain returns to the normal height when the trolley is disengag...

Page 36: ...tion transmitter case only no circuit board 4 10A14 12V battery 5 29C128 Transmitter visor clip 6 41A3888 2 Standard multi function remote control transmitter housing screw no circuit board 7 41A3984...

Page 37: ...MM 8 30B363 Capacitor 1 2HP 30B366 Capacitor 1 4HP 9 12A373 Capacitor bracket 10 41A3150 Terminal block w screws 11 41D3058 Universal replacement motor bracket assrmbly Includes motor worm bracket bea...

Page 38: ...door automatically from outside when remote control is not handy Plug In Light Control Controls interior lights Plugs into a wall receptacle Outside Quick Release Required for a garage with NO access...

Page 39: ...28 31 Manual Release Rope and Handle Lockout feature 32 Manual disconnect 32 Safety warnings 11 19 31 32 Opener Terminals Door control connections 18 Safety reversing sensor connections 23 Outside Ke...

Page 40: ...f purchase receipt with any product that is returned for warranty repair Products returned to Seller for warranty repair which upon receipt by Seller are confirmed to be defective and covered by this...

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