Service & Repair Manual

24-3
Rules of cleanliness
When working on the fuel supply or fuel injection
systems, the following "6 rules of cleanliness"
should be carefully observed:
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 opened components or seal
them if repairs are not carried out immediately.
Only install clean components: Only unpack
replacement parts immediately prior to
installation. Do not use parts that have been
stored loose (in tool boxes etc.)
When the system is open: Do not work with
compressed air if it can be avoided. Do not
move vehicle unless absolutely necessary.
Disconnected electrical harness connectors:
Protect from dirt and moisture. Be sure harness
connector is dry before connecting.
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