21-39
Rules of cleanliness
When working on the vacuum control system,
charge air pressure regulation or at the
secondary air system hoses, always observe the
following rules of cleanliness:
Thoroughly clean all connections and the
surrounding area before disconnecting.
Place parts that have been removed on a clean
surface and cover. Use lint-free cloths only!
Carefully cover over opened components or
seal, if repairs are not carried out immediately.
Only install clean components: Only remove
replacement parts from packaging immediately
prior to installation. Do not use parts that have
been stored loose (in tool boxes etc.)
If possible, do not work with pressurized air. Do
not move vehicle unless absolutely necessary.
Pa
ge 2 of 8 Vacuum control s
ystem
(en
gine code ATW
)
11/18/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE02.21.2
