Remove
Remove oil filter – see operation "Oil Filter, Replace".
For version with heat exchanger: Remove heat exchanger – see operation "Heat Exchanger, Remove and Install".
Using tap (1) (M10 – 3rd speed) cut thread in shutter disc, screw in M10 bolt and remove bypass valve from seat.
Install
Install bypass valve – drive in to stop using drift ( Ø approx. 15 mm).
For version with heat exchanger: Install heat exchanger – see operation "Heat Exchanger, Remove and Install".
Install oil filter – see operation "Oil Filter, Replace".
Inspect
Check engine oil level and correct if necessary.