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The Chamberlain Group, Inc.
A DUCHOSSOIS ENTERPRISE
845 Larch Avenue
Elmhurst, Illinois 60126-1196
Complies with UL 325
Regulations effective
January 1, 1993. ®
Garage Door Opener
Model 8100M
1/2 HP
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
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Contents Page Contents Page A review of safety alert symbols..................................2 Install the lights and lenses ......................................19 You'll need tools...........................................................3 Attach manual release rope and handle..................19 Safety information regarding garage door Electrical requirements.............................................20 ® locks and ropes..........................................................3 The Prot
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1 You'll Need Tools During assembly, installation and adjustment of the opener, instructions will call for hand tools shown below. Pencil Carpenter's
Level Hack Saw Tape Measure Wire Cutters Drill Claw Hammer 3/16", 5/16" and
5/32" Drill Bits Pliers 1/2" and 7/16" Sockets
Stepladder Screwdriver Adjustable End Wrench and Wrench CAUTION WARNING An unbalanced garage door might not reverse To avoid damage to the garage door and when required and someone under the door opener, disable locks before
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SECTIONAL Door Installation Before you begin, survey your garage area to see whether any of the conditions below apply FINISHED CEILING to your installation. Support bracket & fastening hardware is required. Horizontal and vertical reinforcement See page 17. is needed for lightweight garage doors Slack in belt tension (fiberglass, steel, aluminum, door with glass panels, etc.). is normal when See page 24 for details. garage door is closed. Header Wall Extension Spring OR Torsion Spring Access D
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FINISHED CEILING Support bracket & fastening hardware is required. Slack in Belt Tension See page 17. is Normal When Garage Door is Closed One-Piece Door without Track ONE-PIECE Door Installation Before you begin, survey your garage area to see whether any of the conditions below apply to your installation. Header Wall Closed Position Belt Pulley Bracket Trolley Belt Access Door Header Bracket T-rail Door Bracket Manual Release Straight Curved Rope & Handle Door Door Arm Arm Header Wall Garage
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LOCK LIGHT Opener Carton Inventory Your garage door opener is packaged in one carton which contains all parts illustrated below. If anything is missing, carefully check the packing material. Parts may be "stuck" in the foam. Hardware for assembly and installation is shown on page 7. Multi-Function Belt Pulley 2-Conductor Bell Wire Remote Control Transmitter Bracket White & White/Red Multi-Function Door Control Panel Rail Brace (3) Door Bracket Trolley Keyless Entry Door Bracket Plate T-rail Lig
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NOTICE Group all hardware found in all packages contained in the rail and opener cartons into the three kits illustrated below. Assembly Hardware Hex Screw
Washered Screw
Nut
Carriage Bolt
Spring Nut (1) 5/16"-18x7/8" (4)
5/16"-18x1/2" (2)
5/16"-18 (4) Master Link (2) 1/4"-20x1/2" (12) (mounted in opener) Trolley
Lock Washer
Lock Nut
Threaded Shaft (1) 5/16" (4) Trolley Clip (1) 1/4"-20x7/16" (12) Installation Hardware Lag Screw
Rail Grease 5/16"-9x1-5/8" (2) Hex Screw
Handle 5/16"-1
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y Bracket Assembly Section: Pages 8 – 11 To avoid installation difficulties, do not run the garage door opener until instructed to do so. Assembly Step 1 T-RAIL BACK Nut Assemble the T-rail & Lock Washer (TO OPENER) 5/16"-18 5/16" Attach the Belt Pulley Bracket Square Carriage • Align the 4 T-rail sections on a flat surface Bolt Hole exactly as shown. Center sections are T-rail (End Section) interchangeable. Front and back sections are 1/4" Lock Nut also interchangeable for ease of assembly. •
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Assembly Step 2 Trolley Install the Trolley on the T-rail • As a temporary stop, insert a screwdriver into the hole in the front end of the T-rail. • Slide the trolley assembly along the rail to the screwdriver stop. If trolley hits against any nuts on the T-rail, the bolts and nuts were attached from the wrong side and must be repositioned. Review Step 1. Hex Screw 5/16"-18x7/8" Temporary Stop Trolley Screwdriver Stop Hole Lock Washer 5/16" Nut 5/16"-18 Hex Screws # 8 x 3/8" • Insert a 5/16"-
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The Chamberlain Group, Inc.
Liftmaster Synchro Drive
Belt Clip
Spring Trolley Nut Assembly
Assembly Step 4 Connector WARNING WARNING 3/5/92 - 5/16 /92 - 5/21/92 - 6/2/92
Install the Belt & Set the Belt Tension 6/11/92 Serious injury can result if fingers become entangled in moving opener sprocket. Attach • Drop the notched side of the trolley clip into the belt cap retainer securely. Never operate retaining slot on top of the trolley (see Figure 1). opener while your hand is near the o
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Assembly Step 5 Attach the Belt Cap Retainer Hex Screws
#8x3/8" Belt Cap
Retainer To attach the belt cap retainer: • Position the belt cap retainer over the opener Opener Sprocket sprocket so the two holes in cap align with the two holes in mounting plate. Attach with 8x3/8" hex Mounting Plate screws provided. Belt Hardware Shown Actual Size Hex Screw
#8x3/8" You have now finished assembling your garage door opener. Please read the following warnings before proceeding to the installation sect
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Installation Section: Pages 12 – 27 Installation Step 1 WARNING Determine Header Bracket Location If the header bracket is not rigidly fastened to Installation procedures vary according to garage a structural support on the header wall or door types. Follow the instructions which apply to ceiling, the safety reverse system may not your door. work properly (see page 30). The door might not reverse when required, and could cause serious injury or death. The garage door springs, cables, pulleys, S
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ONE-PIECE Door Without Track Read the Safety Instructions on page 12. They also apply to doors without tracks. Unfinished
Header Wall Ceiling Vertical
Centerline 2x4 • Close the door and mark the Structural
inside vertical centerline of Supports your garage door. Extend the line onto the header wall above door. If headroom clearance is minimal, you can install the 2x4 Vertical
header bracket on the ceiling. Centerline of
See page 14. Garage Door OPTIONAL CEILING MOUNT
• If you need to inst
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You can attach the header bracket either to the wall above the garage door, or to the ceiling. Installation Step 2 Follow the instructions which will work best for Install the Header Bracket your particular requirements. Mounting New Header Bracket
Mounting New Header Bracket
Fasten the Header Bracket to the Wall 10/16/91 - 10/26/91 - 4/5/92 10/16/91 - 10/26/91 - 4/5/92 • Center the bracket on the vertical guideline with • Mark either set of bracket holes (do not use the the bottom edge of
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INCREASE
INCREASE
DOWN
UP
TRAVEL TRAVEL Installation Step 3 Attach the T-rail to the Header Bracket The Chamberlain Group, Inc.
• Position the opener on the garage floor below the Liftmaster Synchro Drive
header bracket. Use packing material as a Header Wall protective base. Attach Tee Rail to Header Brack Header
If the door spring is in the way you'll need help. 5/16/92 Bracket Have someone hold the opener securely on a temporary support to allow the T-rail to clear Belt Pulley
the spri
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Installation Step 4 CAUTION Position the Opener To prevent damage to steel, aluminum, Follow instructions which apply to your door type fiberglass or glass panel doors, do not rest the as illustrated. opener on the door without using a 2x4. SECTIONAL Door & ONE-PIECE Door with Track A 2x4 laid flat is convenient for setting an ideal door-to-T-rail distance. T-rail 2x4 • Raise the opener onto a stepladder. You will need help at this point if the ladder is not tall enough. • Open the door all th
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Installation Step 5 WARNING Hang the Opener The opener could fall and injure someone if it is not properly secured. Fasten the opener securely to structural supports of the garage. Two representative installations are shown. Yours may be different. Hanging brackets should be angled, Figure 1, to provide rigid support. On finished ceilings, Figure 2, attach a sturdy metal Figure 1 bracket to structural supports before installing the opener. The bracket and fastening hardware are not Structural
s
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LOCK LIGHT RED WHITE 1 2 Installation Step 6 WARNING WARNING Install the Multi-Function Children operating or playing with a garage Door Control Panel door opener can injure themselves or others. The garage door could close and cause serious injury or death. Install the door control • Strip 1/4" of insulation from one end of the bell (or any additional push buttons) out of the wire; connect the wire to the two screw terminals reach of children and away from all moving on the back of the door
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NOTICE Installation Step 7 Install the Lights and the Lenses Lens
Guide • Install a 75 watt maximum light bulb in each socket. The lights will turn ON and remain lit for 75 Watt Max.
approximately 4-1/2 minutes when power is Light Bulb connected. Then the lights will turn OFF. Lens Tab • If the bulbs burn out prematurely due to vibration, replace them with "Garage Door Opener" bulbs. 75 Watt Max.
Light Bulb • Slide lenses into guides as shown. Snap bottom tabs into lens slots. • For convenien
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Installation Step 9 WARNING Electrical Requirements To prevent electrocution or fire, installation and wiring must be in compliance with local electrical and building codes. Do NOT use an extension cord, 2-wire adapter, or change the plug in anyway to make it fit To reduce the risk of electric shock, your garage your outlet. door opener has a grounding type plug with a third grounding pin. This plug will only fit into a grounding type outlet. If the plug doesn't fit into the outlet you have, con
