X Series E53 X5 4.8is (N62-S) OFFRD
11 12 729
Checking cylinder head for water leaks
(N62/N62TU)
Special tools required:
•
11 9 430
•
11 9 431
•
11 9 432
•
11 9 433
(cylinder head dismantled)
Prepare special tool kit 11 9 430 .
Note:
Special tool kit 11 9 430 can be used for cylinder
bank 1 to 4 and cylinder bank 5 to 8.
Place special tool 11 9 431 on cylinder head sealing surface,
insert screws (special tool 11 9 433 ) and tighten down.
Seal coolant aperture with special tool 11 9 432 and tighten
down.
Connect compressed air hose (1) to pressure gauge.
Immerse cylinder head in a water bath. Inspection
pressure 4.5 bar.
Check cylinder head for escaping air (cracks).
Note:
If necessary, add cleaning agent to water bath.
RA Checking cylinder head for water leaks (N62/N62TU)
BMW AG - TIS
12.02.2013 03:51
Issue status (12/2007) Valid only until next DVD is issued
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