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®
The Chamberlain Group, Inc.
A DUCHOSSOIS ENTERPRISE
845 Larch Avenue
Elmhurst, Illlinois 60126-1196
Complies with UL 325
Regulations effective
®
January 1, 1993.
MODEL CSO – 1/2HP
COMMERCIAL STRENGTH OPERATOR
For Residential and Light Duty Commercial Use
Install on Sectional Doors Only
OWNER'S MANUAL
n Please read this manual and the enclosed safety materials carefully!
n Fasten the manual near the garage door after installation.
®
n The door WILL NOT CLOSE unless the Protector System is conne
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Contents Page Contents Page A review of safety alert symbols..................................2 Attach manual release rope and handle..................17 You'll need tools...........................................................3 Electrical requirements.............................................18 ® Safety information........................................................3 The Protector System ............................................19 Testing your garage door for sticking, Install the
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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 Hack Saw Level Tape Measure Wire Cutters Claw Hammer Drill 3/16", 5/16" and Pliers 5/32" Drill Bits Stepladder Adjustable End Wrench Screwdriver 1/2" and 7/16" Sockets and Wrench WARNING CAUTION CAUTION To avoid damage to the garage door and An unbalanced garage door might not reverse opener, disable locks before installing and when required and s
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— — — — — — — — Before you begin, survey your garage area. Do any of the following conditions apply to you? FINISHED CEILING Support bracket & fastening hardware is required. See page 15. Horizontal and vertical reinforcement Slack in chain tension is needed for lightweight garage doors is normal when (fiberglass, steel, aluminum, door with glass panels, etc.). garage door is closed. See page 22 for details. Header Wall Extension Spring OR Torsion Spring Access Door Door Center S
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Carton Inventory Your garage door opener is packaged in two cartons which contain 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 listed below. Single-Function Remote Control Rail Support Door Control Button Remote Control Transmitter Transmitter Visor Clip Bracket Curved Door Arm 2 -Conductor Bell Wire White & White/Red Rail - Back Section (To Power Head) Header Bracket with
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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 1/4"-20x5/8" (2) Screw #8-32x3/8" (1) Master Link (2) Lock Washer Washered Screw Carriage Bolt 1/4" (2) 5/16"-18x1/2" (4) 1/4"-20x1/2" (7) (2 -mounted in opener) Hex Screw 5/16"-18x7/8" (3) Nut Lock Washer Lock Nut 5/16"-18 (5) 5/16" (4) 1/4"-20 (7) Trolley Threaded Shaft (1) Installation Hardware Hex Screw 5/16"-18x7/8" (4) Handle Rail Grea
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Assembly Section: Pages 7 – 10 To avoid installation difficulties, do not run the garage door opener until instructed to do so. Assembly Step 1 Assemble the Rail & Attach the Chain Pulley Bracket RAIL BACK (TO POWER HEAD) • Align the 4 rail sections on a flat surface exactly as shown. Center sections are interchangeable. Front Rail Assembly (Power Head End) and back sections are not. Be sure the arrow labels are pointing toward the door. • Insert the carriage bolts so the square bolt necks seat
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Hardware Shown Actual Size Assembly Step 2 Install the Trolley on the Rail Hex Screw Nut Lock Washer • Attach the threaded shaft to the trolley with the 5/16"-18x7/8" 5/16" 5/16"-18 lock washer and nuts as shown. Trolley Hex Screw 5/16"-18x7/8" Lock Trolley Stop Washer Hole 5/16" Trolley Outer Nut Threaded Lock Washer 5/16" Shaft 5/16" Nut 5/16"-18 Inner Nut 5/16" Trolley • As a temporary stop, insert a screwdriver into the hole in the front end of the rail. • Slide the trolley assembly along t
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Assembly Step 4 WARNING Attach the Chain & Rail Support Bracket Serious injury can result if fingers become entangled in moving opener sprocket. Attach sprocket cover securely. Never operate opener • Remove the chain end from the carton and fasten while your hand is near the opener sprocket. it to the trolley with a master link from the hardware bag. See master link procedure, Figure 1. Chain Sprocket Spreader • With the trolley against the screwdriver, dispense the chain around the pulley. • P
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Assembly Step 5 Tighten the Chain • Spin the inner nut and lock washer down the Lock Outer Nut Washer threaded shaft, away from the trolley. Inner Nut • To tighten the chain, turn outer nut in the direction To Tighten Outer Nut shown. As you turn the nut, keep the chain To Tighten from twisting. Inner Nut • When the chain is approximately 1/2" above the base of the rail at its midpoint, re-tighten the inner nut to secure the adjustment. Trolley Sprocket noise can result if chain is either too l
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Installation Section: Pages 11 – 23 Installation Step 1 WARNING Determine Header Bracket Location If the header bracket is not rigidly fastened to a structural support on the header wall or ceiling, the safety reverse system may not work properly (see page 26). The door might not reverse when required, and could cause serious injury or death. The garage door springs, cables, pulleys, brackets and their hardware are under extreme tension. Do not attempt to loosen, move or adjust them yourself. S
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You can attach the header bracket either to the Installation Step 2 wall above the garage door, or to the ceiling. Follow the instructions which will work best for Install the Header Bracket your particular requirements. Fasten the Header Bracket to the Wall • Center the bracket on the vertical guideline with • Mark either set of bracket holes (do not use the the bottom edge of the bracket on the horizontal holes designated for ceiling mount). Drill 3/16" pilot line as shown (with the arrow poin
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INCREASE TRAVEL DOWN UP Installation Step 3 Attach the Rail to the Header Bracket • Position the opener on the garage floor below the header bracket. Use packing material as a Header Wall protective base. Header If the door spring is in the way you'll need help. Bracket Have someone hold the opener securely on a Chain temporary support to allow the rail to clear the Pulley spring. Bracket • Position the chain pulley bracket against the header bracket. • Align the bracket holes and join with a cl
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Installation Step 4 CAUTION CAUTION Position the Opener To prevent damage to steel, aluminum, fiberglass or glass panel doors, do not rest the opener on the door without using a 2x4. A 2x4 laid flat is convenient for setting an ideal You will need help at this point if the ladder is not door-to-rail distance. tall enough. • Raise the opener onto a stepladder. • Open the door all the way and place a 2x4 laid flat on the top section beneath the rail. Rail 2x4 Door Stepladder • If the top panel hi
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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 bracket to structural supports in ceiling before Figure 1 installing the opener. The bracket and fastening Structural hardware
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Installation Step 6 WARNING Install the Door Control Children operating or playing with a garage door opener can injure themselves or others. • Strip 1/4" of insulation from one end of the bell The garage door could close and cause wire; connect the wire to the two screw terminals serious injury or death. on the back of the Door Control: white to 2, and Install the Door Control (or any additional push white/red to 1. buttons) out of the reach of children and away from all moving parts of the do
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NOTICE Installation Step 7 Install the Light Install the Light 75 Watt Max. Light Bulb • Install a 75 watt maximum light bulb in the socket. The light will turn ON and remain lit for approximately 4-1/2 minutes when power is connected. Then the light will turn OFF. • If the bulb burns out prematurely due to vibration, replace with a standard neck "Garage Door Opener" bulb. Installation Step 8 WARNING Attach the Manual Release Do not use the red handle to pull the door Rope and Handle open or cl
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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 any way 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, c
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® The Protector System Information you'll need before you begin the installation of the safety reversing sensor. The safety reversing sensor must be connected and aligned correctly before the garage door WARNING opener will move in the down direction. This is a required safety device and cannot be disabled. Without a properly working safety reversing sensor, persons (particularly children) could Be sure power to the opener is disconnected. be killed by a closing garage door. Read and follow all
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Figure 2 Installation Step 10 Garage WALL or DOOR TRACK Installation Install the Safety Reversing Sensor Mounting Bracket (Receiving and Sending Eyes) With Square Holes "C" Wrap Figures 2 , 3 and 4 show recommended assembly #10-32x3/8" Screws of bracket(s) and "C" wrap based on the wall #10-32 installation of the sensors on each side of the Lock Nuts garage door as shown on page 19, or on the garage door tracks themselves. Figure 3 Garage DOOR Track Installation For Garage Wall or Door Track I
