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Note ♦ When camshaft is installed, No. 1 cylinder cams must point upwards. ♦ Do not interchange used bearing shells (mark). ♦ When installing the camshaft, ensure proper seating of retain‐ ing lugs in bearing caps and cylinder head. ♦ Before installing bearing caps, ensure that cylinder head bolt washers are inserted in the cylinder head. – Oil bearing shell running surfaces. 8 Nm + 1 /4 turn (90°). – Install bearing caps 5, 1 and 3 using new bolts. Note ♦ Seal parting surfaces of bearing caps 1 and 5 with sealant - AMV 174 004 01- ⇒ page 76 . ♦ Bearing cap 5 must align flush with outer edge of cylinder head, because otherwise leaks can develop at tandem pump. – Tighten bearing caps 5, 1 and 3 likewise to 8 Nm + 1 /4 turn (90°). – Install camshaft oil seal. ⇒ page 84 – Install rocker arm shafts and tighten securing bolts, first the inner -2- and then the outer -1-, evenly and diagonally to 20 Nm + 1 /4 turn (90°). – Fit hub onto camshaft. – Tighten hub securing bolt -1- to 100 Nm. 4-cylinder diesel engine (1.9 l engine) - Edition 01.2009 82 Rep. Gr.15 - Cylinder head, valve gear
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