5 Series E34 525i (M50) SAL
Install chain tensioning piston (1) with guide lugs engaging in
tensioning rail.
Install spring (2) and screw connection (3) with new seal.
Tightening torque,
refer to Technical Data 11 31 7AZ
Install plugs with new sealing rings.
Tightening torque,
refer to Technical Data 11 36 3AZ
Check function of VANOS adjustment unit.
Fit special tool 11 3 450 with banjo bolt on oil pressure line.
Connect up compressed air (2 ... 8 bar).
Measure gap (x) between secondary tensioner and edge of
sensor gear.
Note down distance 1.
RA Removing and installing or replacing VANOS adjustment unit (M50)
BMW AG - TIS
20.01.2013 19:19
Issue status (12/2007) Valid only until next DVD is issued
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