Audi Workshop Service and Repair Manuals

Preparing fibre optic cables with fibre-optic conductor repair set -VAS 6223- Special tools and workshop equipment required

t  Fibre-optic conductor repair set -VAS 6223-

t  Cutting pliers -VAS 6228-

Checking remaining cut indicator –  Start by checking remaining cut indicator: t  Cutting unit of pliers for fibre optic cable -VAS 6223/1- can be used for approx. 1,260 cuts. The cutter is turned for each further cut. t  The remaining cut indicator -arrow- shows the last 150 cuts available. t  Once no further cuts are available the cutting unit is blocked. It must then be renewed → Operating instructions for pliers for fibre optic cableVAS 6223/1.

Preparing pliers for fibre optic cable -VAS 6223/1- for use –  Release transport safeguard on cutter by slackening off hexagon socket head bolt -arrow-.

Cutting fibre optic cable to length –  Establish length of fibre optic cable required. –  Open pliers for fibre optic cable -VAS 6223/1- and insert fibre optic cable -1- in cutting point. –  Close cutting pliers to cut fibre optic cable to length.

Stripping –  Open pliers for fibre optic cable -VAS 6223/1-. l  Stripping lever must be in lower position -arrow-. –  Insert fibre optic cable -1- in stripper unit. l  Fibre optic cable must be flush with back of cutting pliers.

–  Close pliers for fibre optic cables -VAS 6223/1- as far as fixed stop and keep closed. –  Swivel up stripping lever -arrow-. –  Open cutting pliers and take out fibre optic cable -1-. –  Detach separated section of insulation from fibre optic cable.

Precision cutting (cutting end face of fibre optic cable) –  Insert fibre optic cable -1- in cutting point. l  Insulation must make contact with cutting point stop -arrow-. –  Close pliers for fibre optic cable -VAS 6223/1-.

–  Press down cutting unit -arrow-. –  Open pliers for fibre optic cable -VAS 6223/1- and take out fibre optic cable -1-.   Note Fibre optic cable should only be placed on an absolutely clean surface.

Activating transport safeguard –  Close pliers for fibre optic cable -VAS 6223/1-. –  Secure hexagon socket head bolt -arrow- for transportation safeguard at cutter.

Attaching brass pin contact to fibre optic cable –  Open locking lever on pliers for fibre optic cable -VAS 6223/2--arrow 1- and -arrow 2-.

–  Insert brass pin contact -1- in mounting. –  Close locking lever on pliers for fibre optic cable -VAS 6223/2--arrow-.

–  Slide fibre optic cable -2- into brass pin contact -1- as far as spring-loaded stop. –  Push in fibre optic cable further as far as fixed stop and close pliers for fibre optic cable -VAS 6223/2-. –  Open pliers for fibre optic cable and take out fibre optic cable with brass pin contact.   Caution The fibre optic cables must not be harshly kinked. Bending radius must not be less than 25 mm.

–  Check proper attachment of brass pin contact -2- to fibre optic cable -1-. l  There must be 4 crimping points visible on brass pin. l  It should not be possible to detach brass pin contact from fibre optic cable by hand. l  End face of fibre optic cable is located 0.01 ... 0.1 mm behind brass pin contact (visual inspection).   Note t  Plug-in couplings are available for connection of fibre optic cable → Electronic parts catalogue. t  For fitting new fibre optic cable in wiring harness connector, refer to → Chapter.

Fitting corrugated tube onto fibre optic cable –  Cut corrugated tube to appropriate length. l  Use cutting pliers -VAS 6228- or a sharp knife for cutting. l  Do NOT use side-cutters to cut through the corrugated tube. l  The corrugated tube must be cut at the top of the corrugation -arrow- and not at the bottom.

–  Insert fibre optic cable in pliers for corrugated tube installation -VAS 6223/10- as shown. –  Apply pliers for corrugated tube installation at slot in corrugated tube. –  Slide pliers for corrugated tube installation along slot on circumference of corrugated tube. This will insert the fibre optic cable into the corrugated tube.