LR3/Disco 3
Install the special tool to the RH cylinder head.
Install the 3 bolts.
15 .
Retain the secondary timing chain piston.
Install a metal rod.
16 .
Install the secondary timing chain tensioner and chain to the camshaft sprockets.
17 .
NOTE :
Lightly tighten the camshaft sprocket Torx bolts, the sprockets MUST be free to move.
Install the secondary timing chain and sprockets to the camshafts.
Install the sprocket retaining Torx bolts to the camshafts.
18 .
Install the secondary timing chain tensioner retaining bolts.
Tighten the bolts to 12 Nm (9 lb.ft).
19 .
Tension the secondary timing chain.
Remove the retaining rod.
20 .
Install the primary timing chain.
Make sure the timing chain slack is on the tensioner side of the timing chain.
21 .
Install the primary tensioner guide.
Tighten the bolts to 12 Nm (9 lb.ft).
22 .
CAUTION: During timing chain tensioner compression, do not release the ratchet stem until
the timing chain tensioner piston is fully bottomed in its bore or damage to the ratchet stem will
result.
Install the primary chain tensioner.
Using a metal rod, retain the tensioner piston.
Tighten the bolts to 12 Nm (9 lb.ft).
Release the retaining rod.