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3M 2178-XSB Instructions Manual

3M 2178-XSB Instructions Manual

Fiber optic splice case flame retardant splice
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Fiber Optic Splice Case 2178-XSB
Flame Retardant Splice Case 2178-XSBFR
Instructions
1.0 General
The 3M
Fiber Optic Splice Case 2178-XSB has been developed to accommodate 12 to 48 single fusion splices,
and 144 mass fusion splices. The closure has two 1" ports and one 1.4" port in the center.
The 2178-XSB splice case can accommodate two 3M
accommodate single fusion, single mechanical or 12-ribbon fiber.
2.0 Contents
2.1
Kit contents are as follows:
1 - 2178-XSB closure body with bolts
2 - Sheath retention inserts
1 - Multiport grommet (certain kits only)
4 - 1" Washer trees
1 - 1.4" Plug
8 - Cable ties (blue)
8 - Cable ties (green)
Visually inspect all components. If any component is missing or appears damaged, do not install and call
customer service at 1-800-426-8688 for a replacement product.
2.2
Additional materials required:
3M
Splice Tray 2532
To branch splice in the center port, order 3M
For armored sheath cable, use 3M
Note: Closure can handle two trays.
September 2005
78-8135-0094-5-E
Fiber Optic Splice Trays 2532. The 2532 splice tray can
2 - 3M
1 - Roll Scotch
1 - Packet of silicone lubricant
2 - 1" Hose clamps
1 - Sheath scuff
1 - Tray support with strap
1.4" Cable Branch Port Kit, part no. 80-6113-1460-2.
Scotchlok
Shield Bond Connector 4460-D/FO.
Multiport grommet included
in certain kits only.
Dual Lock
Fasteners
Linerless Rubber Tape 130-C
®

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Summary of Contents for 3M 2178-XSB

  • Page 1 Instructions 1.0 General The 3M Fiber Optic Splice Case 2178-XSB has been developed to accommodate 12 to 48 single fusion splices, ™ and 144 mass fusion splices. The closure has two 1" ports and one 1.4" port in the center.
  • Page 2: Cable Preparation

    3.0 Cable Preparation Determine amount of cable needed for storage and splicing. The closure can store 8' (2.4 m) of buffer tube fiber. Remove sheath and clean fiber per company practice. Scuff 6" of cable sheath, starting at end of sheath.
  • Page 3 3.6.1 If diameter of cable is close to either end of the marked washer diameter range, try both sizes and choose the snuggest fit available. i.e. Cable diameter measures 1.12." Try both the 1.0–1.1 and 1.1–1.2 marked washers. Select the washer with the snuggest fit around the cable diameter, allowing the washer to close at the split.
  • Page 4 3.10 Using two (2) black cable ties, retain cables in ports by placing ties both inside and outside the base as shown in Figure 8. (White cable ties used for picture clarity only.) Figure 8 Drop Cable Preparation Determine how many drop cables will be passing through multiport grommet.
  • Page 5 Place cable strain relief on grommet so that hose clamp center is approximately 1" (25 mm) Approx. 1" (25 mm) from end of grommet. Tighten hose clamp around grommet and cable strain relief to 40 in./lbs. ± 5 in./lbs. (4.6 N•m ± 0.6 N•m). Note: Insure that extruded retention feature of strain relief (Figure 10) has sufficient contact with surface of grommet.
  • Page 6 Tray Installation and Splicing Once cables have been anchored, place tray support in position and tighten two (2) screws. Cut 2 3M Dual Lock Fasteners in half. ™ ™ Remove liner from 2 pieces of fastener and place on tray support as shown. Mate second 2 pieces of fastener to the attached pieces.
  • Page 7 Place ribbon fiber into 1 to 1.5 in. of ribbon retention grommet (cut segments as needed from supplied length) and secure assembly into tray using supplied cable ties. (A maximum of 6 ribbons can be loaded into each retention grommet segment) Note: Do NOT use pliers to tighten cable ties to tray.
  • Page 8 MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. If this product is defective within the warranty period stated above, your exclusive remedy shall be, at 3M’s option, to replace or repair the 3M product or refund the purchase price of the 3M product. Except where prohibited by law, 3M will not be liable for any indirect, special, incidental or consequential loss or damage arising from this 3M product, regardless of the legal theory asserted.

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