Genie PowerLift Excelerator Owner's Manual - Page 9

Garage Door Opener Assembly A ssembly Step C1h: Connect Rail to Power Head OPEN BLUE PARTS BAG A Turn Power Head upside down and place on a flat level surface. B Install Coupler on Motor Shaft (Figure 9). CAUTION The Drive Screw and Rail Liner can slide out of Rail Sections. Keep Rail Sections level until the Opener is fully assembled. C Connect first Rail Section to Opener Power Head. Connect with 2 (1/4"-20) (yellow) Hex Head Shoulder Bolts and 2 (1/4" -20) Hex Serrated Flange Nuts (Figure 10). Finger-tighten until later. D If you have a 1-piece rail unit, skip Assembly Step 2. Rail Strap 5/16"-18 Hex Head Shoulder Bolts 5/16"-18 Hex Serrated Flange Nuts 1/4"-20 Hex 1/4"-20 Hex Head 1/4"-20 Hex Serrated Flange Nuts Shoulder Bolts Head Bolts (yellow) Coupler Carriage Stop Collars + spare Retaining Clips + spare Hardware (blue bag) A s se m b ly S te p C2h: Install remaining Rail Sections A Arrange arrows on Rail Sections to point in same direction and away from Power Head: • Push Middle Drive Screw out about 2" toward Power Head. • Slide Collar over Middle Drive Screw Hook (Figure 11A). • Turn Middle Screw by hand to align Drive Screw Hooks between First and Middle Rail Sections. • Latch two Hooks together and slide Collar over them (Figure 11B) and (Figure 11C). • Snap Clip on Drive Screw next to Collar (Figure11D). B Attach Middle Rail Section to First Rail Section, using 2 Rail Clamps, 4 (5/16"-18) Hex Shoulder Bolts, and 4 (5/16"-18) Hex Head Serrated Flange Nuts onto Bolts (Figure 11). Finger-tighten until later. (Middle Rail Section looks the same on both ends. See page 8.) C Attach End Rail Section to Middle Rail Section following procedures in step A & B. First Rail Section Coupler Power Head Assembly Figure 9 Install Bumper, Coupler and 1st Rail Section Figure 10 Bolt 1st Rail Section to Power Head NOTE If the Extension Assembly (GSXL8) is needed, attach it per instructions supplied with kit. 11A. Slip on collar 11B. Engage Hooks Retaining Clips Middle Rail Section Arrows point toward door 11C. Slide Collar over Hooks Collar Rail Clamps 11D. Snap on Retaining Clip Figure 11 Attach Middle Rail Section For Help, call 1-800-35-GENIE or visit www.geniecompany.com 9