Jaguar XJ (X350). Manual - part 349

CAUTION: Do not manually adjust the timing chain tensioner.

Make sure the left-hand timing chain alignment marks have remained correctly positioned to

the camshaft sprocket and crankshaft sprocket alignment marks.

11 .

CAUTION: Do not manually adjust the timing chain tensioner.

Remove the timing chain tensioner retaining pin.

CAUTION: Do not rotate the crankshaft counterclockwise. The timing chains may

bind causing engine damage.

Rotate the crankshaft clockwise until the crankshaft keyway is at the 3 O'clock position.

13 .

CAUTION: Inspect and replace the O-ring seal if necessary.

CAUTION: Make sure the O-ring seal is correctly installed.

Install the right-hand timing chain inner guide.

Tighten the retaining bolts in the sequence shown in two stages.

Stage 1: Tighten bolt 1 to 25 Nm.

Stage 2: Tighten bolts 2 to 25 Nm.

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CAUTION: Make sure the crankshaft keyway is at the 3 O'clock position, the

alignment mark on the right-hand intake camshaft sprocket is at the 5 O'clock position

and the alignment mark on the right-hand exhaust camshaft sprocket is at the 12 O'clock

position.

CAUTION: Make sure the timing chain alignment marks are correctly positioned to

the crankshaft sprocket and camshaft sprocket alignment marks.

CAUTION: Make sure the timing chain slack is on the tensioned side of the timing

chain.

Install the right-hand timing chain.

15 . Install the right-hand timing chain outer guide.

16 .

CAUTION: Do not manually adjust the timing chain tensioner.

Install the right-hand timing chain tensioner.

Tighten to 25 Nm.

17 .

CAUTION: Do not manually adjust the timing chain tensioner.

Remove the timing chain tensioner retaining pin.

CAUTION: Make sure the right-hand timing chain alignment marks have remained

correctly positioned to the camshaft sprocket and crankshaft sprocket alignment marks.

CAUTION: Do not manually adjust the timing chain tensioner.

Make sure all the timing chain alignment marks are in the positions shown.

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