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SOLARMOUN¥ <br />Top Mounting UniRac Grounding Clips and WEEBLugs - 225.6 <br />UGC- 1 <br />, us <br />1r .R i.mounting - <br />clamps -6J <br />Module <br />T-bolt <br />Intertek <br />Conforms to <br />UL Standard 467 <br />04-L. UGC-1 6-1.Figure 26. Slide UGC-1 grounding <br />Clip into top mounting slot of rail. <br />Torque modules in place on top of <br />clip. Nibs willpenetrate rail anod- <br />ization and create groundingpath <br />through rail (see Fig. 3, reverse side). <br />SolarMount® rail (any type) <br />i . 1 <br />WEEBLug <br />1 <br />Stainless Steel Flat <br />Washer (WEEB) <br />Clips and lugs are sold separately. <br />Figure 27. Insert a bolt in the <br />aluminum rail or through the <br />clearance hole in the stainless steel <br />flatwasher. Place the stainless steel <br />flat washer on the bolt, oriented <br />so the dimples will contact the <br />aluminum rail. Place the lugportion <br />on the bolt and stainless steelflat <br />washer. Install stainless steelflat <br />washer, lock washer and nut. <br />Tighten the nut until the dimples are <br />completely embedded into the rail <br />and lug 77ze embedded dimples make <br />a gas-tight mechanical connection <br />and ensure good electrical connection <br />between the aluminum rail and the <br />lug through the WEB. <br />Figure 28. UGC-1 layoutfor even <br />and odd number Of modules in row. <br />'0(" denotes places to install UGC-1. <br />LC <br />- 1X]. <br />Even Number O/Modules in row <br />C <br />Odd Number OfModules in row <br />:1: UNI RAC <br />A HILTI GROUP COMPANY <br />Pub 110617-2cc <br />June 2011 <br />© 201] by Unirac, Inc. <br />All rights reserved.