NEC NP-V260X NP216 : NP01UCM (ceiling mount) instructions - Page 8

Installation to Extension Column Screw extension column to ceiling plate (G). Align the notch with one of the four holes in the ceiling plate (G) and secure extension column with a M5 x 10 mm socket pin screw (C) using security allen wrench (B). See detail 4. Screw extension column connector (I) to extension column. Align slot in extension column with one of the top holes in extension column connector (I). Insert and tighten one #10-32 x 3/8" socket pin screw (J) through extension column connector (I) into slot on extension column using security allen wrench (B). See detail 5. Screw ball and socket mount (A) to extension column connector (I). Align slot in ball and socket mount (A) to one of the bottom holes in extension column connector (I). Insert and tighten one #10-32 x 3/8" socket pin screw (J) through extension column connector into slot in ball and socket mount (A) using security allen wrench (B). See detail 6. A Note: Slotted set screws (K) are used to jam against the threads of each connecting joint to prevent any excess movement. Do not overtighten screws; overtightening screws will damage threads making it difficult to separate the products. G C EXTENSION COLUMN (UL Listed EXT or ADJ Series) Sold Separately SLOT K G EXTENSION COLUMN DETAIL 4 I SLOT EXTENSION COLUMN K I SLOT J DETAIL 5 EXTENSION I COLUMN SLOT K A J DETAIL 6 Visit the NEC Web Site at www.necsam.com 8 of 9 ISSUED: 04-11-06 SHEET #: 055-9458-1 For customer care call 1-800-729-0307 or 708-865-8870.