Volkswagen Golf Service & Repair Manual: Instructions for use of flanging tool
| Unbolt relevant brake line at brake caliper or wheel brake
cylinder; catch escaping brake fluid and dispose of this as per
regulations. |
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Cut through brake line at a suitable point (straight, freely
accessible section) using pipe cutter -2-. |
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Remove section to be renewed. |
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Degrease brake line surface. |
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Clamp brake line in set of grips -4-
so that approx. 50 mm project from plastic jaws. |
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Clamp scraper -3- into a drill
and place it onto brake line. |
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At slow drill speed and with gentle pressure on brake line,
scrape coating off brake line. |
| Length of scraping is determined by stop in scraper. |
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Pull scraper off brake line and remove scrapings. |
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Remove grip wrench and slide brake line nut
-D- onto brake line. |
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Slide brake line -B- up to stop
-A- in flanging tool. |
 Note
| Brake line must be positioned against stop when the hexagon
socket head bolts are tightened, or the flange will not be
formed correctly. |
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Tighten brake line in flanging tool until brake line can no
longer be moved. Fold up stop -A-
and now tighten hexagon socket head bolts diagonally using
special wrench -C-. |
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Turn spindle as far as stop in flanging tool. |
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Turn spindle back again. |
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Unscrew hexagon socket head bolts in diagonal sequence. |
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Remove brake line from flanging tool, then clean and inspect
brake line and flange. |
| Briefly flush the section of brake line remaining in the
vehicle: |
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Connect brake filling and bleeding unit -VAS 5234-, connect
bleeder bottle hose to brake line flange and allow brake filling
and bleeding unit -VAS 5234- to run briefly until a little brake
fluid has run through. |
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Blow out new brake line to be inserted with compressed air. |
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Join brake lines using connector -E-. |
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Bleed brake system
→ Chapter. |
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The flanging tool for brake lines -VAS 6056- can be used to
flange brake lines with an outer pipe diameter of 5 mm without
damaging the coating. In certain cases ...
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Assembly overview - flanging tool
Hydraulic system