3 Series E90 316i (N45T) SAL
11 34 552
Removing and installing or replacing all
valves - cylinder head removed (N45T)
Necessary preliminary tasks:
•
Disassemble and assemble cylinder head
•
Replace valve stem seals
•
If necessary, check valve guide for wear
•
If necessary, remachine valve seat
Important!
Incorrect installation possible.
Incorrect installation will result in valve spring breakage.
Colour marking (1) is normally on lower end of valve springs.
Only the diameter is decisive for the correct installation of the
valve springs.
Install valve springs so that larger diameter points to spring plate
at bottom.
Arrangement:
1)
Valve
2)
Valve stem seal with spring plate, bottom
3)
Valve spring
4)
Top plate spring
5)
Valve tapers
RA Removing and installing or replacing all valves - cylinder head removed (N45T)
BMW AG - TIS
19.01.2013 01:14
Issue status (12/2007) Valid only until next DVD is issued
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