Rear Gas-Filled Strut, Venting - Audi Q7 2007 Repair Manual

Audi Q7 2007 ➤
Suspension, Wheels, Steering - Edition 01.2014
– Drill a 3 mm hole -arrow- through outer tube of shock absorber
or saw through tube wall.
Note
Gas escapes when drilling or sawing.
– Position a pipe cutter as shown in illustration and cut through
outer pipe.
– Pull piston rod upward, hold inner tube in place with pliers and
push it downward so that it remains in outer tube when piston
rod is slowly raised.
– Remove piston rod from inner tube.
– Empty the shock absorber tube.
2.2

Rear Gas-Filled Strut, Venting

A - Venting Through Drill Holes
– Secure gas-filled shock absorber vertically in vise, with piston
rod facing down.
WARNING
Wear protective eyewear while drilling.
– Drill a 3 mm hole -arrow A- through outer tube of shock ab‐
sorber.
Note
Gas escapes when drilling.
– Continue drilling until tube inside is drilled through (approxi‐
mately 25 mm deep).
– Drill a 6 mm hole -arrow B-, through outer and inner strut tubes.
– Hold shock absorber over appropriate container for catching
oil and move piston rod repeatedly through entire stroke until
no more oil flows out.
B - Open with Pipe Cutter
Special tools and workshop equipment required
♦ Pipe cutter
WARNING
Wear protective eyewear when drilling or sawing.
4
Rep. Gr.00 - General, Technical Data
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