“This document is intended as a guide only. Whilst the information it contains is believed to be correct, Emtelle can take no responsibility for actions taken based on the information contained in this document. Emtelle reserves the
right to make changes to this document without notice. All sales of product are subject to Emtelle’s terms and conditions of sale only, which can be found on Emtelle’s website.”
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I N N O V A T I O N A N D F L E X I B I L I T Y
T H E
I N S T A L L A T I O N A N D M A I N T E N A N C E T R A I N I N G M A N U A L
11
Repair Procedures
11.2 Repair Procedure for 1 DB Joint (code 7787)
The purpose of this section is show how to apply the
1DB (repair) joint. This type of repair is needed typically in FTTH applications
where the 1DB drop m/d has been damaged. Sheath stripping should be carried out as indicated in the Sheath removal section of this manual.
Equipment Required
■
Heat source (gas torch, electric heat gun)
■
tools to strip sheaths and gain access to micro-duct. See page 41
■
Tape measure.
Assembly Instructions
NOTE: The primary microduct used in FTTH applications is 5/2.1mm (7823).
Product code
Central Body OD / ID
mm
No of heat shrink
sleeves
HS sleeve dia before/
after heating (mm)
Max no of repair
joints from one kit
Typical fi brefl ow tube
bundle
9076
25/20
6 pairs
32/8
6
1 or 2 way
9077
36/26
6 pairs
40/13
6
2 or 4 way
9078
40/32
4 pairs
50/16
4
7 way
9079
50/40
4 pairs
69.9/25.4
4
12 way
NOTE: Connectors are not included in these kits and must be ordered separately.
Parts list:
■
Heatshrink sleeve (2off)
■
Connector
■
Support micro-duct
3. Slide the support duct over one end of the
micro-duct and fit the connector supplied
as shown. This joins the two micro-ducts
together. Slide the support duct centrally
over the connector.
1. Place the heatshrink sleeve half way
onto the support duct. Apply heat to the
overlapping portion. Leave to cool. Repeat
for other end.
4. Apply heat to each end of the heatshrink
sleeving until the adhesive is seen
protruding from the open end.
2. Cut and strip away the outer sheathing
leaving 30mm of the inner tubing exposed.
5. The finished joint will look like this.
