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SOLARMOUNY <br />Top Mounting UniRac Grounding Clips and WEEBLugs - 225.6 <br />UGC-1 <br />f US <br />Top mounting <br />.1 clomps <br />Module <br />T-bolt 1 <br />Intertek <br />Conforms to <br />UL Standard 467 <br />04-4 UGC:-1 ,4-4.Figure 26. Slide UGC-1 grounding <br />clip into top mounting slot ofrail. <br />Torque modules inplace on top of <br />dip. Nibs willpenetrate rail anod- <br />ization and create groundingpath <br />through rail (see Fig. 3, reverse side). <br />SolarMount®rail (any type) <br />t <br />WEEBLug <br />Stainless Steel Flat <br />Washer (WEEB) <br />Clips and lugs are sold separately. <br />Figure 2 Z Insert a bolt in the <br />aluminum rail or through the <br />clearance hole in the stainless steel <br />flat washer. Place the stainless steel <br />flat washer on the bolt, oriented <br />so the dimples will contact the <br />aluminum rail. Place the lug portion <br />on the bolt and stainless steel.flat <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. The embedded dimples make <br />agas-tight mechanical connection <br />and ensure good electrical connection <br />between the aluminum rail and the <br />lug through the WEEB. <br />Figure 28. UGC-1 layoutfor even <br />and odd number of modules in row, <br />'0(" denotes places to install UGC-1. <br />--I I <br />Even Number ofModules 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 />© 2011 by Unirac, inc <br />All righrs reserved.