Volkswagen Golf Service & Repair Manual: Preparing fibre optic cable
| Special tools and workshop equipment
required |
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| Fibre optic cable repair kit -VAS 6223A- |
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| Cutting pliers -VAS 6228- |
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| Vehicle diagnostic tester |
Caution
| Do not excessively bend fibre optic cables. Minimum
radius for bends is 25 mm. |
| Do not route fibre optic cables over sharp edges. |
| Make sure that the ends of fibre optic cables are
not dirty and do not grasp them with your bare hands. |
| Do not expose fibre optic cables to heat. |
| It is not permissible to twist 2 fibre optic cables
together or one fibre optic cable with a copper wire. |
| Protect connectors and connecting cables against
dust. Use protective caps from the case. |
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| Fit tool adapter for fibre optic cable pliers -VAS 6223/1-. |
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Press locking pins -arrows-
out. |
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Fit tool adapter onto pliers -arrow-
and press locking pins back in. |
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| Cutting fibre optic cable to size. |
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Determine required length of fibre optic cable. |
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Open fibre optic cable pliers and insert length of fibre
optic cable -1- to be cut. |
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To cut the fibre optic cable to size, close fibre optic
cable pliers. |
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Open fibre optic cable pliers -VAS 6223/1-. |
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Push down the stripping lever -arrow-. |
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Insert fibre optic cable into the stripping hole. |
| The fibre optic cable must be flush with the rear of the
cutting pliers. |
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Close fibre optic cable pliers as far possible and hold
closed. |
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Push the stripping lever upwards
-arrow- and remove fibre optic cable. |
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| Cut precisely (making a clean optic surface at end of
cable). |
| – |
Insert fibre optic cable -1-
into the cutting hole. |
| The insulation must be lying against the stop of the cutting
station. |
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Close fibre optic cable pliers -VAS 6223/1- and remove
cable. |
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Visually inspect cable-1- to
make sure that it has been cut correctly and that there are no
burrs on the cross-cut surface at end of cable. |
 Note
| Place the fibre optic cable only on surface or material that
is absolutely clean or keep it in your hand. |
| Use protective caps if there is a danger that the cross-cut
surface at the ends of the fibre optic cable will be soiled. |
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| Fit brass pin contact to fibre optic cable. |
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Change tool adapter -arrow-. |
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Move safety catch on fibre optic cable pliers-arrow-
so that the word “Pin” can be seen. |
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Insert a brass pin contact -1-
into the hole. |
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Close locking lever on fibre optic cable pliers-arrow-. |
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Push fibre optic cable into brass pin contact
-arrow- as far as spring-cushioned
stop and close fibre optic cable pliers. |
| – |
Open fibre optic cable pliers and remove fibre optic cable
together with brass pin contact. |
Caution
| Do not kink or excessively bend fibre optic cables
(min. bending radius 25 mm). |
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Check that the brass pin contact -2-
is correctly attached to fibre optic cable
-1-. |
| 4 crimping points must be visible on the brass connecting
pin. |
| Make sure that the brass pin contact cannot be pulled off
fibre optic cable by hand. |
| The cross-cut end surface of the fibre optic cable is
0.01 … 0.1 mm behind the brass pin contact (visual inspection). |
Note
| There are plug-in connectors that are used to connect fibre
optic cables
→ Electronic parts catalogue. |
| Installation of the new fibre optic cable in the cable
harness connector
→ Chapter. |
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| Fitting corrugated tube onto fibre optic cable. |
| – |
Cut corrugated tube to a suitable length. |
| Use cutting pliers -VAS 6228- or a sharp knife for cutting. |
| Do not cut the corrugated tube with a paper cutter. |
| The corrugated tube must be cut at a crest
-arrow- not in a trough. |
| When the corrugated tube is installed, it must engage
audibly in the housing of the fibre optic cable. |
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Insert fibre optic cable into pliers for fitting the
corrugated tube -VAS 6223/10- as shown in the illustration. |
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Position pliers in place on the groove of the corrugated
tube. |
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Push pliers in groove along the circumference of the
corrugated tube. This causes the fibre optic cable to be
inserted in the corrugated tube. |
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Repair position with interlinked wire.
–
Place the wire to be repaired to the side at two points
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Removing
–
Pull fibre optic cable connector off the relevant control
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–
Release the locking m ...
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–
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Wiring open circuit with two repair positions
Detaching fibre optic cable from cable harness connector