Chamberlain 985 manuals
Household Appliance > Garage Door Opener
When we buy new device such as Chamberlain 985 we often through away most of the documentation but the warranty.
Very often issues with Chamberlain 985 begin only after the warranty period ends and you may want to find how to repair it or just do some service work.
Even oftener it is hard to remember what does each function in Garage Door Opener Chamberlain 985 is responsible for and what options to choose for expected result.
Fortunately you can find all manuals for Garage Door Opener on our side using links below.
Chamberlain 985 Owner Manual
36 pages 905.26 Kb
2 Start by reviewing these important safety alert symbols:Contents Page Mechanical Electricalserious injuries or death Contents PageRead the instructions carefully. 3 You'll Need ToolsRopes left on a garage door could cause someone to become entangled and killed.Slack in chain tension is normal when garage door is closedFINISHED CEILING Support bracket & fastening hardware is required. See page 13. 4 4 Sectional Door InstallationOne-Piece Door Installation without Track One-Piece Door with Track 5 Carton Inventory6 Assembly Step 1Attach the T-rail to the Opener Assembly Step 2Attach Chain to Sprocket and Install Sprocket CoverCAUTION: Use only the screw previously removed from opener! Assembly Section: Pages 6 7Proceed to Assembly Step 3, Page 7do not re-adjust the chain. ALWAYS Assembly Step 2 7 IMPORTANT INSTALLATION INSTRUCTIONS To reduce the risk of severe injury or death to persons:An improperly balanced door may not reverse and could result in severe injury or death. Ropes connected to a garage door can cause entanglement and death. Proceed to Step 2, page 10. SECTIONAL Doors and ONE-PIECE Door With Track 8 Installation Section: Pages 8 23Installation Step 1Determine Header Bracket LocationThe door might not reverse when required, and could cause serious injury or death. 9 Proceed to Step 2, page 10.ONE-PIECE Door Without Track Read the Safety Instructions on page 8. They also apply to doors without tracks. Fasten the Header Bracket to the Wall Fasten the Header Bracket to the Ceiling 10 Installation Step 2Install the Header Bracket 11 Installation Step 3Attach the T-rail to the Header Bracket 12 Installation Step 4Position the OpenerSECTIONAL Door & ONE-PIECE Door with Track ONE-PIECE Door without TrackYou will need help at this point if the ladder is not tall enough. 13 Installation Step 5Hang the Openereach The opener could fall and injure someone if it is not properly secured. Figure 1 Figure 2 14 Installation Step 6Install the Door Control close open The garage door could close and cause serious injury or death. but where the garage door is visible. A moving garage door could injure someone under it. Do NOT connect the power and operate the 15 Installation Step 8Attach the Manual Release Rope and HandleThe rope knot could become untied and you could fall. Install the light Install the lens Installation Step 7Install the Light and the LensTo avoid installation difficulties, do not run the 16 Installation Step 9and NOT To prevent electrocution or fire, Electrical RequirementsThe opener must be grounded. To avoid installation difficulties, do not run the If permanent wiring is required by your local code, refer to the following procedure: Figure 1 17 The ProtectorSystem18 Installation Step 10Install the Safety Reversing Sensor (Receiving and Sending Eyes)Garage door track installation (preferred): Wall installation: Floor installation: 19 glow steadilysending eye glows steadily sending glows steadily, receiving sending receiving eye glow steadily 20 Installation Step 1122 Installation Step 12 Connect Door Arm to TrolleyHole Alignment Alternative Figure 35/16"x1-1/4" clevis pin. above cut end down SECTIONAL Doors Only Figure 1 Figure 2 23 Can/DoorArmToTrolley c 1 All ONE-PIECE Doors Adjustment Procedures for One-Piece Doors 24 Adjustment Step 1Adjust the UP and DOWN LimitsHow and When to Adjust the Limits Adjustment Section: Pages 24 26 25 Adjustment Step 2Adjust the Forcereverses at least up stops nuisance reversals reverse up stop How and When to Adjust the Forces 26 Adjustment Step 4Test the Safety Reverse System Adjustment Step 3Test The Protector SystemImportant Safety CheckOnce a Month Twice a Year Once a Year Care of Your Opener 27 IMPORTANT SAFETY INSTRUCTIONS To reduce the risk of severe injury or death to persons:Limit and force adjustment controls Maintenance ScheduleMUST Failure to properly adjust the opener may result in severe injury or death. Weak or broken springs may cause the door to fall rapidly, causing injury or death to persons. An improperly balanced door may not reverse when required and could result in severe injury or death positive side up. until down travel is complete. reverse. 28 Operation of Your OpenerOperation of the Door Control ButtonChildren operating or playing with a garage door opener can injure themselves or others. The garage door could close and cause serious injury or death. Figure 2Do not allow children to operate the door control(s) or remote control transmitter(s). Figure 1 A moving garage door could injure or kill someone under it. 29 Receiver and Remote Control Programmingflash once. 3. SECURITY Garage Door Opener SECURITY Single-Function Remote Control 30 Having a Problem?Situation Probable Cause & Solution 31 Having a Problem? (continued)Situation Probable Cause & Solution 33 Repair Parts34 Accessories Available For Your Opener35 Index 2000, The Chamberlain Group, Inc. 114A2289C All Rights Reserved Printed in Mexico 36 SERVICE IS ON CALLHOW TO ORDER REPAIR PARTS1-800-654-4736LIFT-MASTER GARAGE DOOR OPENER ONE-YEAR LIMITED WARRANTY
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