Removing and Installing Hydraulic Valve For Camshaft Adjustment - Engine Installed

Removing And Installing Hydraulic Valve For Camshaft Adjustment - Engine Installed

Removing The Hydraulic Valve

CAUTION: Risk of soiling. Absolute clean/mess is essential when working with hydraulic valves.

1. Remove respective rear wheel. To do this, use the socket wrench insert No. P 300 to avoid damaging the wheel.







2. Remove cable plug of the hydraulic valve -1- by pressing the clip and pulling off the cable plug.







3. Unscrew the two M6 pan-head screws (hexagon socket a/f 5) -Item 2 in the previous figure- of the valve holder and remove the holder with the screws -A-.
4. Remove retainer plate with integral seal -Item 3 in first figure- from the valve.







5. Carefully pull the hydraulic valve out of the cylinder head using special tool (relay puller) No. 9235. Mask the valve sheath with fabric tape to avoid damage.

Installing The Hydraulic Valve

NOTE:
- Always replace 0-ring of the hydraulic valve and the retainer plate.
- Observe installation position of the hydraulic valve.







- Replace oil strainer -arrow-.







1. Replace the 0-ring of the hydraulic valve and coat the new 0-ring with engine oil. Insert hydraulic valve into the cylinder head, paying attention to the installation position (groove on valve -arrow- faces the dowel pin in the cylinder head). Remove fabric tape.

Dowel pin in cylinder head







2. Coat seal of the retainer plate with engine oil and slide it over the hydraulic valve.
3. Fit both M6 pan-head screws (hexagon socket a/f 5) complete with holder on the valve and tighten the screws.

Tightening torque 10 Nm (7.5 ftlb.)

4. Push the cable plug onto the hydraulic valve again. Make sure that the plug audibly engages. Clip cabling to sheetmetal bracket.
5. Remove rear wheel. To do this, use the socket wrench insert No. P 300 to avoid damaging the wheel.

Tightening torque 130 Nm (96 ftlb.).

Tightening Torques