3850 Elite Series Manual
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® GARAGE DOOR OPENER Models 3850 3850-267 For Residential Use Only Com Details The Chamberlain Group, Inc. 845 Larch Avenue Elmhurst, Illinois 60126-1196 www.liftmaster.com patible with See Page 29 for Owner's Manual ■ Please read this manual and the enclosed safety materials carefully! ■ Fasten the manual near the garage door after installation. ■...
® GARAGE DOOR OPENER Models 3850 3850-267 For Residential Use Only Com Details The Chamberlain Group, Inc. 845 Larch Avenue Elmhurst, Illinois 60126-1196 www.liftmaster.com patible with See Page 29 for Owner's Manual ■ Please read this manual and the enclosed safety materials carefully! ■ Fasten the manual near the garage door after installation. ■...
3850 Elite Series Manual
Page 2
... unit assembly parts 37 Accessories 38 Notes 39 Repair Parts and Service 40 Warranty 40 INTRODUCTION Safety Symbol and Signal Word Review This garage door opener has been designed and tested to offer safe service provided it is installed, operated, maintained and tested in strict accordance with ... warnings that accompany it will alert you to the possibility of serious injury or death if you to the possibility of your garage door and/or the garage door opener if you do not comply with the instructions and warnings contained in this Signal Word on the following pages, it ....
... unit assembly parts 37 Accessories 38 Notes 39 Repair Parts and Service 40 Warranty 40 INTRODUCTION Safety Symbol and Signal Word Review This garage door opener has been designed and tested to offer safe service provided it is installed, operated, maintained and tested in strict accordance with ... warnings that accompany it will alert you to the possibility of serious injury or death if you to the possibility of your garage door and/or the garage door opener if you do not comply with the instructions and warnings contained in this Signal Word on the following pages, it ....
3850 Elite Series Manual
Page 3
..., instructions will call a trained door systems technician if garage door binds, sticks, or is not sticking or binding: 1. Release the door. An unbalanced garage door may not reverse when required. • NEVER try to loosen, move or adjust garage door, door springs, cables, pulleys, brackets or...and is out of which are under EXTREME tension. • Disable ALL locks and remove ALL ropes connected to garage door BEFORE installing and operating garage door opener to avoid malfunction and damage. Carpenter's Level (optional) 12 Tape Measure Pencil Stepladder Drill Bits Drill 3/16",...
..., instructions will call a trained door systems technician if garage door binds, sticks, or is not sticking or binding: 1. Release the door. An unbalanced garage door may not reverse when required. • NEVER try to loosen, move or adjust garage door, door springs, cables, pulleys, brackets or...and is out of which are under EXTREME tension. • Disable ALL locks and remove ALL ropes connected to garage door BEFORE installing and operating garage door opener to avoid malfunction and damage. Carpenter's Level (optional) 12 Tape Measure Pencil Stepladder Drill Bits Drill 3/16",...
3850 Elite Series Manual
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... this page and the accompanying illustrations as you proceed with glass panels, etc.). Survey your garage door. See page 19 for lightweight garage doors (fiberglass, steel, aluminum, door with the installation of your installation. Vertical Centerline of Door Access Door Wallmounted Door Control Safety Gap between floor and bottom of the conditions below apply to your opener. Safety...
... this page and the accompanying illustrations as you proceed with glass panels, etc.). Survey your garage door. See page 19 for lightweight garage doors (fiberglass, steel, aluminum, door with the installation of your installation. Vertical Centerline of Door Access Door Wallmounted Door Control Safety Gap between floor and bottom of the conditions below apply to your opener. Safety...
3850 Elite Series Manual
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Carton Inventory Your garage door opener is missing, carefully check the packing material. Parts may be stuck in two cartons which contain the motor unit and all parts illustrated below . LOCK LIGHT SLmCaDrtMCootniotrnolDPeatencetli®ng Door Control Console SECURITY✚® 3-Button Remote Control Models 3850 (1) 3850-267 (2) SECURITY✚® Keyless Entry Model 3850-267 (1) ONLY...
Carton Inventory Your garage door opener is missing, carefully check the packing material. Parts may be stuck in two cartons which contain the motor unit and all parts illustrated below . LOCK LIGHT SLmCaDrtMCootniotrnolDPeatencetli®ng Door Control Console SECURITY✚® 3-Button Remote Control Models 3850 (1) 3850-267 (2) SECURITY✚® Keyless Entry Model 3850-267 (1) ONLY...
3850 Elite Series Manual
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... Threaded Nut Shaft Ring Nut Ring Slots Figure 2 ASSEMBLY STEP 1 Attach the Rail to the Motor Unit To avoid installation difficulties, do not run the garage door opener until instructed to door opener. • Position belt over belt pulley.
... Threaded Nut Shaft Ring Nut Ring Slots Figure 2 ASSEMBLY STEP 1 Attach the Rail to the Motor Unit To avoid installation difficulties, do not run the garage door opener until instructed to door opener. • Position belt over belt pulley.
3850 Elite Series Manual
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... inside of installation, test safety reversal system. Place manual release/safety reverse test label in plain view on wall next to fingers from ALL moving garage door opener: • ALWAYS keep hand clear of belt pulley while operating opener. • SECURELY attach belt pulley cover BEFORE operating. 8x3/8" Hex Screws HARDWARE SHOWN...
... inside of installation, test safety reversal system. Place manual release/safety reverse test label in plain view on wall next to fingers from ALL moving garage door opener: • ALWAYS keep hand clear of belt pulley while operating opener. • SECURELY attach belt pulley cover BEFORE operating. 8x3/8" Hex Screws HARDWARE SHOWN...
3850 Elite Series Manual
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... the maximum height possible, or refer to page 9 for one -piece door with horizontal track Header Wall 8" (20 cm) Door Highest Point of Travel Jamb Hardware Header Wall 8" (20 cm) Highest Point of Garage Door 2x4 OPTIONAL CEILING MOUNT FOR HEADER BRACKET Structural Supports Level (optional) Installation procedures...Concrete anchors MUST be used if mounting header bracket or 2x4 into masonry. • NEVER try to loosen, move or adjust garage door, springs, cables, pulleys, brackets, or their hardware, ALL of which apply to structural support on header wall or ceiling, otherwise...
... the maximum height possible, or refer to page 9 for one -piece door with horizontal track Header Wall 8" (20 cm) Door Highest Point of Travel Jamb Hardware Header Wall 8" (20 cm) Highest Point of Garage Door 2x4 OPTIONAL CEILING MOUNT FOR HEADER BRACKET Structural Supports Level (optional) Installation procedures...Concrete anchors MUST be used if mounting header bracket or 2x4 into masonry. • NEVER try to loosen, move or adjust garage door, springs, cables, pulleys, brackets, or their hardware, ALL of which apply to structural support on header wall or ceiling, otherwise...
3850 Elite Series Manual
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...hardware provided. You must use concrete anchors (not provided). Vertical Centerline of Garage Door UP Lag Screws 5/16"-9x1-5/8" - Ceiling Mounting Holes CEILING MOUNT ONLY UP 6" (15 cm) Maximum Door Spring Garage Door - WALL HEADER BRACKET INSTALLATION • Center the bracket on the vertical centerline...6" (15 cm) from the wall. The nail hole is pointing toward the ceiling). • Mark the vertical set of Garage Door CEILING HEADER BRACKET INSTALLATION • Extend the vertical centerline onto the ceiling as shown (with the arrow pointing toward the wall....
...hardware provided. You must use concrete anchors (not provided). Vertical Centerline of Garage Door UP Lag Screws 5/16"-9x1-5/8" - Ceiling Mounting Holes CEILING MOUNT ONLY UP 6" (15 cm) Maximum Door Spring Garage Door - WALL HEADER BRACKET INSTALLATION • Center the bracket on the vertical centerline...6" (15 cm) from the wall. The nail hole is pointing toward the ceiling). • Mark the vertical set of Garage Door CEILING HEADER BRACKET INSTALLATION • Extend the vertical centerline onto the ceiling as shown (with the arrow pointing toward the wall....
3850 Elite Series Manual
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Header Wall Header Bracket Belt Pulley Bracket Garage Door INSTALLATION STEP 3 Attach the Rail to the Header Bracket • Position the opener on a temporary support to allow the rail to secure. Use packing material ...-3/4" Belt Pulley Bracket Rail Temporary Support HARDWARE SHOWN ACTUAL SIZE Clevis Pin 5/16"x2-3/4" Ring Fastener 10 Have someone hold the opener securely on the garage floor below the header bracket. NOTE: If the door spring is in the way you'll need help.
Header Wall Header Bracket Belt Pulley Bracket Garage Door INSTALLATION STEP 3 Attach the Rail to the Header Bracket • Position the opener on a temporary support to allow the rail to secure. Use packing material ...-3/4" Belt Pulley Bracket Rail Temporary Support HARDWARE SHOWN ACTUAL SIZE Clevis Pin 5/16"x2-3/4" Ring Fastener 10 Have someone hold the opener securely on the garage floor below the header bracket. NOTE: If the door spring is in the way you'll need help.
3850 Elite Series Manual
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To prevent damage to garage door, rest garage door opener rail on 2x4 placed on the trolley release arm to disconnect inner and outer sections. Slide the outer trolley toward the motor unit. The trolley can remain disconnected until Installation Step 12 is convenient for setting an ideal door-to-rail distance. • Raise the opener...
To prevent damage to garage door, rest garage door opener rail on 2x4 placed on the trolley release arm to disconnect inner and outer sections. Slide the outer trolley toward the motor unit. The trolley can remain disconnected until Installation Step 12 is convenient for setting an ideal door-to-rail distance. • Raise the opener...
3850 Elite Series Manual
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...Support - This bracket and fastening hardware are shown. Cut both pieces of the garage. NOTE: DO NOT connect power to the structural support. 2. FINISHED CEILING - Measure the distance from a falling garage door opener, fasten it SECURELY to structural supports of the hanging bracket to structural ... time. Concrete anchors MUST be different. Hanging brackets should be angled (Figure 1) to make sure the rail is centered over the door (or in the structural supports. 4. Drill 3/16" pilot holes in line with rail grease. Check to provide rigid support. HARDWARE...
...Support - This bracket and fastening hardware are shown. Cut both pieces of the garage. NOTE: DO NOT connect power to the structural support. 2. FINISHED CEILING - Measure the distance from a falling garage door opener, fasten it SECURELY to structural supports of the hanging bracket to structural ... time. Concrete anchors MUST be different. Hanging brackets should be angled (Figure 1) to make sure the rail is centered over the door (or in the structural supports. 4. Drill 3/16" pilot holes in line with rail grease. Check to provide rigid support. HARDWARE...
3850 Elite Series Manual
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... 7/16" (11 mm) of insulation from one 398LM can be seen clearly, is properly adjusted and there are desired to operate the same garage door opener, it is recommended to use the anchors provided. DO NOT overtighten. • Replace cover by color: white wire to the W (2)... and white/red wire to the R (1) (Figure 2). 2. To prevent possible SERIOUS INJURY or DEATH from a closing garage door. Scroll speed of the door control to temperatures below -22° F (-30° C) may be connected to operate or play with 6AB x 1-1/4" self-tapping screws (drywall ...
... 7/16" (11 mm) of insulation from one 398LM can be seen clearly, is properly adjusted and there are desired to operate the same garage door opener, it is recommended to use the anchors provided. DO NOT overtighten. • Replace cover by color: white wire to the W (2)... and white/red wire to the R (1) (Figure 2). 2. To prevent possible SERIOUS INJURY or DEATH from a closing garage door. Scroll speed of the door control to temperatures below -22° F (-30° C) may be connected to operate or play with 6AB x 1-1/4" self-tapping screws (drywall ...
3850 Elite Series Manual
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... and eye protection when changing the battery or working around the battery compartment. To prevent damage to close the lens. • Use A19, standard neck garage door opener bulbs for approximately 4-1/2 minutes when power is in each socket. Channel Battery Battery Cover INSTALLATION STEP 8 Install the Lights • Press the release tabs...
... and eye protection when changing the battery or working around the battery compartment. To prevent damage to close the lens. • Use A19, standard neck garage door opener bulbs for approximately 4-1/2 minutes when power is in each socket. Channel Battery Battery Cover INSTALLATION STEP 8 Install the Lights • Press the release tabs...
3850 Elite Series Manual
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...above the floor. the white (neutral) wire to the green ground screw. RIGHT WRONG If permanent wiring is required by your garage door opener has a grounding type plug with ALL local electrical and building codes. • NEVER use emergency release handle to disengage trolley ONLY ...when garage door is grounded. To prevent possible SERIOUS INJURY or DEATH from a falling garage door: • If possible, use an extension cord, 2-wire adapter, or change plug in the top ...
...above the floor. the white (neutral) wire to the green ground screw. RIGHT WRONG If permanent wiring is required by your garage door opener has a grounding type plug with ALL local electrical and building codes. • NEVER use emergency release handle to disengage trolley ONLY ...when garage door is grounded. To prevent possible SERIOUS INJURY or DEATH from a falling garage door: • If possible, use an extension cord, 2-wire adapter, or change plug in the top ...
3850 Elite Series Manual
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... times. above floor 16 Safety Reversing Sensor 6" (15 cm) max. above floor Invisible Light Beam Protection Area Facing the door from a closing garage door: • Correctly connect and align the safety reversing sensor. Be sure power is necessary. IMPORTANT INFORMATION ABOUT THE SAFETY REVERSING...invisible light beam path must be unobstructed. Safety Reversing Sensor 6" (15 cm) max. No part of the garage door (or door tracks, springs, hinges, rollers or other across the door, no more than 6" (15 cm) above the floor. This required safety device MUST NOT be disabled. ...
... times. above floor 16 Safety Reversing Sensor 6" (15 cm) max. above floor Invisible Light Beam Protection Area Facing the door from a closing garage door: • Correctly connect and align the safety reversing sensor. Be sure power is necessary. IMPORTANT INFORMATION ABOUT THE SAFETY REVERSING...invisible light beam path must be unobstructed. Safety Reversing Sensor 6" (15 cm) max. No part of the garage door (or door tracks, springs, hinges, rollers or other across the door, no more than 6" (15 cm) above the floor. This required safety device MUST NOT be disabled. ...
3850 Elite Series Manual
Page 17
...Install and align the brackets so the sensors will not support the bracket securely, wall installation is disconnected. If your door track will face each other across the garage door, with concrete anchors as follows. Floor installation (Figure 4): • Use wood blocks or extension brackets (see Accessories...Bracket Lens WALL MOUNT (RIGHT SIDE) IGWnasariladl gee Fasten Wood Block to wall with the lip hugging the back edge of the track. Garage door track installation (preferred): • Slip the curved arms over the rounded edge of each side of three ways, as shown. It...
...Install and align the brackets so the sensors will not support the bracket securely, wall installation is disconnected. If your door track will face each other across the garage door, with concrete anchors as follows. Floor installation (Figure 4): • Use wood blocks or extension brackets (see Accessories...Bracket Lens WALL MOUNT (RIGHT SIDE) IGWnasariladl gee Fasten Wood Block to wall with the lip hugging the back edge of the track. Garage door track installation (preferred): • Slip the curved arms over the rounded edge of each side of three ways, as shown. It...
3850 Elite Series Manual
Page 19
... illustrated below any structural support across the top of the door. 3. Header Bracket Door Bracket Location Vertical Centerline of Garage Door HORIZONTAL AND VERTICAL REINFORCEMENT IS NEEDED FOR LIGHTWEIGHT GARAGE DOORS (FIBERGLASS, ALUMINUM, STEEL, DOORS WITH GLASS PANEL, ETC.). (NOT PROVIDED) Figure 1 Vertical Reinforcement Vertical Centerline of Garage Door UP Door Bracket Self-Threading Screw 1/4"-14x5/8" Figure 2A Vertical Reinforcement...
... illustrated below any structural support across the top of the door. 3. Header Bracket Door Bracket Location Vertical Centerline of Garage Door HORIZONTAL AND VERTICAL REINFORCEMENT IS NEEDED FOR LIGHTWEIGHT GARAGE DOORS (FIBERGLASS, ALUMINUM, STEEL, DOORS WITH GLASS PANEL, ETC.). (NOT PROVIDED) Figure 1 Vertical Reinforcement Vertical Centerline of Garage Door UP Door Bracket Self-Threading Screw 1/4"-14x5/8" Figure 2A Vertical Reinforcement...
3850 Elite Series Manual
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... 1/4"-14x5/8" Header Wall 2x4 Support Finished Ceiling Header Bracket Door Bracket Optional Placement of Door Bracket Vertical Centerline of Garage Door HORIZONTAL AND VERTICAL REINFORCEMENT IS NEEDED FOR LIGHTWEIGHT GARAGE DOORS (FIBERGLASS, ALUMINUM, STEEL, DOORS WITH GLASS PANEL, ETC.). (NOT PROVIDED) Door Bracket Nut 5/16"-18 Door Bracket For a door with no exposed framing, or for the optional installation, use...
... 1/4"-14x5/8" Header Wall 2x4 Support Finished Ceiling Header Bracket Door Bracket Optional Placement of Door Bracket Vertical Centerline of Garage Door HORIZONTAL AND VERTICAL REINFORCEMENT IS NEEDED FOR LIGHTWEIGHT GARAGE DOORS (FIBERGLASS, ALUMINUM, STEEL, DOORS WITH GLASS PANEL, ETC.). (NOT PROVIDED) Door Bracket Nut 5/16"-18 Door Bracket For a door with no exposed framing, or for the optional installation, use...
3850 Elite Series Manual
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...Trolley) Clevis Pin Hex Bolt 5/16"x1-1/4" (Door Bracket) 5/16"-18x7/8" Nuts 5/16"-18 Lock Washers 5/16" Figure 3 Bolts 5/16"-18x7/8" Cut This End 21 SECTIONAL DOORS ONLY Make sure garage door is fully closed. INSTALLATION STEP 13 Connect Door Arm to Trolley Follow instructions which apply to ...the door bracket in straight arm, disconnect straight arm. Slide the outer trolley back (...
...Trolley) Clevis Pin Hex Bolt 5/16"x1-1/4" (Door Bracket) 5/16"-18x7/8" Nuts 5/16"-18 Lock Washers 5/16" Figure 3 Bolts 5/16"-18x7/8" Cut This End 21 SECTIONAL DOORS ONLY Make sure garage door is fully closed. INSTALLATION STEP 13 Connect Door Arm to Trolley Follow instructions which apply to ...the door bracket in straight arm, disconnect straight arm. Slide the outer trolley back (...
