background image

 

 
        with  approved  cable  cleaner.  Clean  outer  sheath 

back  approximately 

6”  from  opening.  Allow 

cleaner to dry completely. 

4.03 

Trim  any  solid  filler  tubes  and  discard.  Trim 

central  strength  members  to  3-

1/2”  from  sheath 

opening. 

 
 
 

Figure 2a - Express Cable Preparation (Loose Tube)

96" SHEATH OPENING

1-5/16"

1"

Armor

(Not present on

dielectric Cable)

Central Strength

Member

Expressed Buf f er 

Fibers

#11 (.95 I.D.)

Transport Tube or

1/8" Spiral Wrap

3-1/2"

OUTPUT

END

INPUT

END

P&S

Grommets

CABLE JACKET

(Sheath

RIGID BUFFER 

TUBING

8"

1/2"

10-1/2"

DROP-OFF FIBERS TO TRAY

(To be spliced and/or

terminated in splice closure)

Armor

 

 

Figure 2b - Drop Cable or Input/Feeder Cable Full Cut Preparation (Loose Tube)

Note: 1-5/16" Main cables Input/Output
          2-1/16" Drop and Branch Cables

96"

3-1/2"

1"

P&S

Grommets

CABLE JACKET

(Sheath

Armor

Central Strength

Member

BUFFERED 

FIBERS

 

Figure 2b - Drop Cable or Input/Feeder Cable Full Cut Preparation (Loose T ube)

Figure 2c - Express Cable Preparation (Central Core)

Figure 2d - Drop Cable or Input/Feeder Cable Full Cut Preparation (Central Core)

2

8"

1-5/16"

INPUT

END

OUTPUT

END

P&S

Grommets

CABLE JACKET

(Sheath

OUTER STRENGTH

MEMBERS

1"

3-1/2"

8"

#11 (.95 I.D.)

Transport Tube or

1/8" Spiral Wrap

BUFFERED 

FIBERS

10-1/2"

DROP-OFF FIBERS TO TRAY

(To be spliced and/or

terminated in splice closure)

FIBERS

CENTRAL CORE 

TUBE

OUTER STRENGTH

MEMBERS

Armor

Armor

CABLE JACKET

(Sheath

96" SHEATH OPENING

96"

8"

3-1/2"

1"

1"

 

5.0

 

SELECTION OF CABLE SEAL ENTRY PORTS 

5.01 

Cable entry should start with the selection of one 

or both of the Express/Feeder ports first then with 
the Drop/Lateral ports. 

5.02 

The  port  closest  to  the  center  sections  hanger 

attachment  is  used  for  the  first  cable  entering 
either  side.  Refer  to 

Figure  3 

–  Cable  Port 

Selection Guide

 
 
 
 
 

 

 Figure 3 - Cable Port Selection Guide

Drop/Lateral

Ports

Express/Feeder

Ports

Drop 1

Drop 2

Drop 3

Center Section

Hanger Attachment

Input

Output

C-Half

Section

C-Half

Section

Center Section

 

 
 
 
 

 

 
5.03 

Additional  cables  will  be  installed  working  away 

from the hanger attachments. 
 

6.0

 

CLOSURE PREPARATION 

6.01 

Locate the pr

essure valve at the domes’ end and 

remove  the  protective  cap.  Then,  depress  the 
valve  core  to  ensure  that  all  pressure  was 
relieved at the factory. 

6.02 

Unlock  and  remove  the  V-Band  clamp  and  set 
aside. 

6.03 

Remove  the  dome  and  the  O-Ring  and  set  both 

aside. Keep the O-Ring as clean as possible. 

6.04 

Loosen the four (4) captive hex head bolts on the 

C-Half  section  and  gently  separate  the  halves 
from  the  center  section.  Refer  to 

Photo  1

 

–  C-

Half  Sections  and  Center  Section  Mounting 
Bolts. 

 
 

Note:  Make  sure  that  the  captive  bolts  are  fully 
backed off before removing C-Half sections, then 
set aside. 

 

6.05 

Remove  the  selected  cable  clamp  from  the  port 

by  loosening  the  two  hex  head  bolts  and  then 
using a gentle rocking motion lift the clamp out of 
the  port.  Refer  to 

Photo  2

 

–  Cable  Clamp 

Removal from Center Section. 

6.06 

Remove  the  Central  Strength  Member  (CSM) 

clamps  aligned  with  the  cable  ports  to  be  used 
using  the  provided  Allen  wrench  and  set  the 
clamp  plates  and  screw  aside  for  later 
installation.  See 

Photo  3

 

–  CSM  Clamp 

Removal

 and 

Figure 4

 
 
 
 
 
 

Summary of Contents for LG 250

Page 1: ...8mm Minimum Cable Diameter 0 30 7 6mm Maximum Cable Entry 5 ports Overall Dimensions ht x dia 19 X 8 75 438mm X 222mm 3 0 Contents 3 01 The LG 250 comes with materials to install five 5 cables into po...

Page 2: ...1 Cable entry should start with the selection of one or both of the Express Feeder ports first then with the Drop Lateral ports 5 02 The port closest to the center sections hanger attachment is used f...

Page 3: ...t bag Only remove the cable clamps and grommets from the ports to be occupied by cable Photo 4 Grommet Kit Contents 8 0 USING THE BAND MIC AND LAYER REMOVAL 8 01 Wrap the Band Mic around the cable in...

Page 4: ...2 Position the grommet open and count the number of layers from the center of grommet to be removed Do not include the center core as a layer Carefully tear the layers from the grommet by using a peal...

Page 5: ...arger flanges of the grommets fit in the first and last slots of the cable entry port The ends of the grommets where the layers are visible should now be facing each other The grommets cable access sl...

Page 6: ...es are lined up properly to the appropriate slot Press the cable clamp by hand to assure for proper seating Tighten the cable clamp bolts by alternating in a crossing pattern to lower the cable gradua...

Page 7: ...Use tabbing shears to slit the cable jacket at the ring cut approximately 1 to 1 1 2 inches Then peel on side up from the cable to create a tab See Figure 7 12 02 Place the terminal end onto the grou...

Page 8: ...bundles from the Express Feeder cables or from Drop Lateral cables can be safely routed into the flexible routing clips molded into the sides of the center section frame It is recommended that loose b...

Page 9: ...flexible routing rings to join up with the Express Feeder bundles 14 09 Determine the amount of slack required and mark all bundles Dress slack back towards the storage area Note If the ribbons are to...

Page 10: ...and CSM clamp to assure these are tight 16 02 Apply lubricant to the gasket surfaces of the C Half sections and tighten firmly the four 4 captive hex head bolts Use a 216 style tool or 3 8 socket and...

Page 11: ...efer to Photo 19 V Band Alignment to Base 18 03 Flash test the closure to 10 psi maximum using air valve at end of dome Do not over pressurize 18 04 After pressurizing closure to 10 psi check for leak...

Reviews: