User manual LIFT-MASTER 1000SDR

[. . . ] A DUCHOSSOIS ENTERPRISE 845 Larch Avenue Elmhurst, Illinois 60126-1196 Complies with UL 325 regulations effective January 1, 1993 ® Garage Door Opener Model 1000SDR 1/3 HP Model 2000SDR 1/2 HP For Residential Use Only s s s 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 door will stop in the up direction if anything interferes with door travel. The door will reverse in the down direction if anything interferes with the door travel (including binding or unbalanced doors). To operate the opener, press the Door Control push bar or button. Run the opener through a complete travel cycle. · Does the door open and close completely?· Does the door stay closed and not reverse unintentionally when fully closed?If your door passes both of these tests, no limit adjustments are necessary unless the reversing test fails (see page 26). Adjustment procedures are outlined below. Run the opener through a complete travel cycle after each adjustment. Repeated operation of the opener during adjustment procedures may cause the motor to overheat and shut off. Read the procedures carefully before proceeding to Adjustment Step 2. Use a screwdriver to make limit adjustments. WARNING Improper adjustment of the travel limits will interfere with the proper operation of the safety reverse system. The door might not reverse properly when required and could seriously injure or kill someone under it. Test the safety reverse system monthly, and following all adjustments to the travel limits. See page 26. + 1 2 3 8 7 5 Kg 1 8 7 5 Kg 1 3 3 + Right Side Panel Travel Limit Adjustment Screws LIMIT ADJUSTMENT LABEL + Adjust UP Travel + Adjust DOWN Travel How and When to Adjust the Limits If the door does not open completely but opens at least five feet: Increase up travel. Turn the UP limit adjustment screw clockwise. If door does not open at least 5 feet: Adjust the UP (open) force as explained in Adjustment Step 2. If the door does not close completely: Increase down travel. Turn the DOWN limit adjustment screw counterclockwise. If door still won't close completely, try lengthening the door arm. (Page 22. ) If you have adjusted the door arm to the maximum length and the door still will not close completely, lower the header bracket. If the opener reverses in fully closed position: Decrease down travel. [. . . ] Forbes Boulevard, Suite 104 Tucson, Arizona 85745 SERVICE INFORMATION TOLL FREE NUMBER: 1-800-528-2817 HOURS: (Mountain Standard Time) 6:00 A. M. Saturday Closed Sunday For professional installation, parts and service, contact your local LIFT-MASTER/ CHAMBERLAIN dealer. Look for him in the Yellow Pages, or call our service number for a list of dealers in your area. 1-800-528-2817 LIFT-MASTER GARAGE DOOR OPENER ONE-YEAR LIMITED WARRANTY The Chamberlain Group, Inc. , ("Seller") warrants, to the first retail purchaser of this product, for the residence in which this product is originally installed, that it will be free from any defect in materials and/or workmanship for a period of one year from the date of purchase. The product must be used in complete accordance with Chamberlain's instructions for installation, operation and care. [. . . ]