Chamberlain Security+ M375-1/2HP Owner'S Manual Download Page 1

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The Chamberlain Group, Inc.
845 Larch Avenue
Elmhurst, Illinois 60126-1196
www.chamberlain.com

GARAGE DOOR OPENER

For Residential Use Only

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 panel of your opener.

Model M385 - 1/2HP

Summary of Contents for Security+ M375-1/2HP

Page 1: ...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 ali...

Page 2: ...c chart 30 Programming 31 32 To add or reprogram a hand held remote control 31 To erase all codes 31 3 Button remotes 31 To add reprogram or change a Keyless Entry PIN 32 Repair Parts 33 34 Rail assem...

Page 3: ...your garage door Before you begin Disable locks Remove any ropes connected to garage door Complete the following test to make sure your garage door is balanced and is not sticking or binding 1 Lift t...

Page 4: ...tical reinforcement is needed for lightweight garage doors fiberglass steel aluminum door with glass panels etc See page 19 for details Motor unit Slack in chain tension is normal when garage door is...

Page 5: ...Door Bracket Motor Unit with Light lens 2 Safety Reversing Sensors 1 Sending Eye and 1 Receiving Eye with 2 Conductor White White Black Bell Wire attached Safety Sensor Bracket 2 One Piece Rail Styrof...

Page 6: ...obtain more chain slack Insert the second washered bolt CAUTION Use only the bolt previously removed from motor unit Tighten both bolts securely through the rail into the motor unit as shown Install...

Page 7: ...uce the risk of SEVERE INJURY or DEATH WARNING WARNING WARNING 1 READ AND FOLLOW ALL INSTALLATION WARNINGS AND INSTRUCTIONS 2 Install garage door opener only on properly balanced and lubricated garage...

Page 8: ...nce for the top edge of the door NOTE If the total number of inches exceeds the height available in your garage use the maximum height possible or refer to page 9 for ceiling installation To prevent p...

Page 9: ...age Door Header Wall Garage Door UP CEILING MOUNT ONLY Wall Mounting Holes Optional Wall Mounting Holes The nail hole is for positioning only You must use lag screws to mount the header bracket UP CEI...

Page 10: ...ou ll need help Have someone hold the opener securely on a temporary support to allow the rail to clear the spring Position the rail bracket against the header bracket Align the bracket holes and join...

Page 11: ...or setting an ideal door to rail distance Remove foam packaging Raise the opener onto a stepladder You will need help at this point if the ladder is not tall enough Open the door all the way and place...

Page 12: ...ntered above the door 7 Remove the 2x4 Operate the door manually If the door hits the rail raise the header bracket 8 Grease the top and underside of the rail surface where the trolley slides with rai...

Page 13: ...ral places Do not pierce wire with a staple creating a short or open circuit 4 Connect bell wire to the opener terminal screws as follows white to 2 and white red to 1 Figure 5 5 Use tacks or staples...

Page 14: ...t possible SERIOUS INJURY or DEATH from a falling garage door If possible use emergency release handle to disengage trolley ONLY when garage door is CLOSED Weak or broken springs or unbalanced door co...

Page 15: ...he black line wire to the screw on the brass terminal the white neutral wire to the screw on the silver terminal and the ground wire to the green ground screw The opener must be grounded Reinstall the...

Page 16: ...r Either can be installed on the left or right of the door as long as the sun never shines directly into the receiving eye lens The mounting brackets are designed to clip onto the track of sectional g...

Page 17: ...p hugging the back edge of the track as shown in Figure 1 If your door track will not support the bracket securely wall installation is recommended Wall installation Figure 2 3 Place the bracket again...

Page 18: ...ment are correct The sending eye amber indicator light will glow regardless of alignment or obstruction If the green indicator light in the receiving eye is off dim or flickering and the invisible lig...

Page 19: ...ollows depending on your door s construction Metal or light weight doors using a vertical angle iron brace between the door panel support and the door bracket Drill 3 16 fastening holes Secure the doo...

Page 20: ...INUM STEEL DOORS WITH GLASS PANEL ETC NOT PROVIDED ONE PIECE DOORS Please read and comply with the warnings and reinforcement instructions on the previous page They apply to one piece doors also Cente...

Page 21: ...re 3 Hole alignment alternative If holes in curved arm are above holes in straight arm disconnect straight arm Cut about 6 15 cm from the solid end Reconnect to trolley with cut end down as shown Brin...

Page 22: ...hers 5 16 Ring Fastener Straight Arm Bolts 5 16 18x7 8 Door Bracket Clevis Pin 5 16 x1 1 4 Curved Door Arm Press the Door Control push button The trolley will travel to the fully closed position Manua...

Page 23: ...ined in Adjustment Step 2 If the door does not close completely Increase down travel Turn the down limit adjustment screw counterclockwise One turn equals 2 5 cm of travel If door still won t close co...

Page 24: ...small adjustments until the door completes a close cycle After each adjustment run the opener through a complete travel cycle Do not increase the force beyond the minimum amount required to close the...

Page 25: ...un the opener through 3 or 4 complete travel cycles to test adjustment If the unit continues to fail the Safety Reverse Test call for a trained door systems technician IMPORTANT SAFETY CHECK Test the...

Page 26: ...s maximum Security light feature Lights will also turn on when someone walks through the open garage door With a Multi Function Door Control this feature may be turned off as follows With the opener l...

Page 27: ...sing the Wall Mounted Door Control THE MULTI FUNCTION DOOR CONTROL Press the push bar to open or close the door Press again to reverse the door during the closing cycle or to stop the door while it s...

Page 28: ...ved including interference that may cause undesired operation MAINTENANCE SCHEDULE Once a Month Manually operate door If it is unbalanced or binding call a trained door systems technician Check to be...

Page 29: ...asional adjustment for the force and limit settings is normal Weather conditions in particular can affect door travel Refer to Adjustment Step 1 Adjust the UP and DOWN Travel Limits Decrease down trav...

Page 30: ...ure brackets Verify door track is firmly secured to wall and does not move Symptom Motor has over heated the motor unit does not operate or trolley is stuck on stop bolt Motor unit hums briefly RPM Se...

Page 31: ...and release the learn button on the motor unit The learn indicator light will glow steadily for 30 seconds 2 Within 30 seconds press and hold the button on the hand held remote that you wish to opera...

Page 32: ...or the present PIN then press and hold the button The opener light will blink twice Release the button 2 Press the new 4 digit PIN you have chosen then press Enter The motor unit lights will blink onc...

Page 33: ...emote control 3 10A20 3V2032 Lithium battery 4 29B137 Remote control visor clip 5 41A2828 Emergency release rope handle assembly 6 41B4494 1 2 Conductor bell wire white white red 7 41A4353 Header brac...

Page 34: ...175B88 Light socket 7 108D36 Lens 8 30B532 Capacitor 1 2 HP 9 12A373 Capacitor bracket 10 41A3150 Terminal block w screws 11 41D3058 Universal replacement motor bracket assembly Complete with Motor wo...

Page 35: ...2 3 Door Multi Function Wall Control Ideal for homes with up to three garage doors Combine up to three controls into one wall control panel for a neat compact appearance Enhanced functions include Loc...

Page 36: ...e confirmed to be defective and covered by this limited warranty will be repaired or replaced at Seller s sole option at no cost to you and returned pre paid Defective parts will be repaired or replac...

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