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GARAGE DOOR OPENER EXTENSION KIT MODEL: 425-1600 www.gdohelp.com 1-877-GDO-4402 WARNING 1-877-436-4402 To prevent SERIOUS INJURY or DEATH: 2301 Traffic St. NE - DO NOT connect power until instructed. Minneapolis, MN 55413 - CLOSE the door before installation. Kit Inventory Extended Rail (39-2/5 inch) — Extended Middle Segment...
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Step 2. Installing the Belt Place the belt beside the rail as shown Screwdriver Clevis Pin Temporary insert a screwdriver to the hole on the rail apart from the slot, slide the trolley to the screw driver and keep the position. Grasp the end with Trolley-Shaft Connector and pass through the slot on the Header Segment of the rail.
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