Camshaft Adjuster Valves, Removing And Installing: Installing
- The valve seat in the control housing must not be scored or scratched.
- The camshaft adjustment valves and control housing must be free of dust and contamination.
- The camshaft adjustment valves must not be subjected to knocks or impacts.
- Only remove new camshaft adjustment valve from packaging right before installation.
- Camshaft adjustment valves must not be pulled into valve seat with the bolts. Only press them in by hand.
-- Coat sealing with clean engine oil.
-- Carefully insert Camshaft Adjustment Valve -- into housing and press it perpendicular to valve axle in by hand until it stops.
-- Tighten the mounting bolts -arrows- to 3.8 Nm.
-- Clean the sealing surfaces on the cover and on the cylinder head.
-- If replacing the seals in the cover. Refer to COVER SEALS, INSTALLING .
-- Apply a thin bead of Sealant:D 176 501 A1 to the clean sealing surface on the cover.
-- Install the cover and tighten all the bolts -arrows- lightly.
-- Tighten all the bolts. Tightening specification. Refer to OVERVIEW - CYLINDER HEAD .
-- Install the vacuum pump. Refer to MECHANICAL VACUUM PUMP, REMOVING AND INSTALLING .
-- Installing cylinder head cover. Refer to CYLINDER HEAD COVER, REMOVING AND INSTALLING .
Assemble in reverse order of disassembly.