LR3/Disco 3
7 .
CAUTION: Evenly and progressively, release the camshaft bearing caps.
NOTE :
Remove the camshaft bearing caps. Note their position, orientation and markings, each is marked
with its position (number) and an orientation (arrow).
Remove the camshafts.
Remove the 20 bolts.
8 .
Remove the valve tappets, replace with selected tappets.
9 .
Install the camshafts.
Lubricate the journals and camshaft lobes.
Clean the component mating faces.
10 .
Install the camshaft bearing caps.
Evenly and progressively tighten the bolts in the sequence shown to 10 Nm (7 lb.ft).
11 .
CAUTION: Camshaft lobes must be 180 degrees away from each valve tappet or valve
clearance will be incorrect.
Check valve tappet clearances are correct.
Rotate the camshafts using the Torx bolts.
Remove the camshaft Torx bolts after the check is complete.
12 .
NOTE :
Apply clean engine oil to the camshaft and bearing surfaces, as follows.To the upper surface in the
cylinder head. To the upper face of each bearing surface on each bearing cap. On the cam lobes
ONLY, not on the base circle area.
Install the camshafts.
Clean the component mating faces.
13 .
Install the camshaft bearing caps.
Evenly and progressively tighten the bolts in the sequence shown to 10 Nm (7 lb.ft).
14 .
