PLATFORM INSTALLATION3-16 Edition One XC1000 Service11. Reattach the floor-mount angle brackets to the cabinet. Do not tightenthese bolts completely; leave them just short of binding. The holes in thefloor, insulator, and angles should now be aligned. Adjust as necessary.12. Place a shoulder washer, P/N 047–1169–000, and a 3/ 8-inch but-ton-head screw, P/N 047–1168–000, through the floor-mount anglebracket and floor insulator into each hole. Using the torque wrenchwith the 7/ 32-inch hex-bit socket, tighten each bolt to 20 ft-lb.13. Use the torque wrench with the 9/ 16-inch socket to tighten the boltsattaching the floor-mount angle brackets to the cabinet to 20 ft-lb.14. Use an ohmmeter to make sure that the cabinet is isolated from thesecuring bolts. A minimum value of 2 megohms is required.3.5.3 Raised-Floor InstallationFor raised-floor installations, check with the floor vendor to ensure that thefloor can support the weight of the Octel XC1000 (700 lb). Use thefollowing procedure for installing the cabinet on a raised floor:1. Remove the floor-cover plates, as required, and complete steps 1through 7 for concrete-floor installations.2. Drill holes through the floor-supporting structure in the locationsmarked, using a 1/ 2-inch drill bit.3. Clear away any metal shavings and make sure there are no metalburrs in any of the holes.4. Place the floor insulators, P/N 050–2011–000, on the floor at the frontand rear of the cabinet, aligning the holes in the floor insulators withthe holes in the floor.5. Reattach the floor-mount angle brackets to the cabinet. Do not tightenthese bolts completely; leave them just short of binding. The holes inthe floor, insulator, and angle brackets should now be aligned. Adjustas necessary.6. Using appropriate-length 3/ 8-inch-diameter bolts, flat washers (top andbottom), shoulder washers (P/N 047–1169–000), and nuts, secure bothfront and rear floor-mount brackets to the raised floor. Using the torquewrench with the 7/ 32-inch hex-bit socket, tighten each bolt to 20 ft-lb.7. Using the torque wrench with the 9/ 16-inch socket, tighten the boltsattaching the floor-mount angle brackets to the cabinet to 20 ft-lb.8. Use an ohmmeter to make sure that the cabinet is isolated from thesecuring bolts. A minimum value of 2 megohms is required.3.6 CONNECTING –48 VDC PRIMARY POWER ANDGROUNDSEnsure that all power cables are in place and that –48 Vdc is available atthe cabinet. (The XC1000 requires 1500 watts maximum per cabinet.) ReferSECTION 3.5 – 3.6
