L322 Range Rover Service Procedures
ENGINE - V8
12-2-98 OVERHAUL
11. Compress LH exhaust timing chain tensioner,
fit LRT-12-220 to chain tensioner and remove 2
Torx bolts securing LH VCC unit and LH
exhaust camshaft sprocket.
NOTE: Thread is left handed.
12. Remove LH exhaust camshaft gear, LH
exhaust camshaft chain and LH VCC unit.
NOTE: Secure chain to cylinder head to
prevent chain falling into lower timing gear
cover.
Reassembly
1. Position LH VCC unit to timing gear chain, fit
VCC unit and exhaust camshaft sprocket to
camshafts, fit and hand tighten 2 Torx bolts to
eliminate excess play.
NOTE: Thread is left handed.
2. Compress LH exhaust timing chain tensioner
and remove LRT-12-220.
3. Fit LRT-12-221 to RH cylinder head, fit LRT-
12-222 to LRT-12-221 and hand tighten.
NOTE: Only screw in adjustment bolt until slight
resistance is present.
4. Fit LRT-12-224 to LH VCC unit, connect
multimeter between pin on LH VCC unit and
stud on LH oil line.
5. Rotate LH VCC unit anticlockwise using LRT-
12-224 to 40 Nm (30 lbf.ft) and using the
multimeter, check continuity is present.
NOTE: Rotating the VCC unit using LRT-12-
224 will remove the oil cushion and make sure
the VCC unit is at the full LH stop position.
Continuity should be present when the VCC
unit reaches this position.
6. Tighten Torx bolts securing LH VCC unit and
exhaust camshaft sprocket to 15 Nm (11 lbf.ft)
and loosen one quarter of a turn.
NOTE: Thread is left handed.
7. Fit LRT-12-224 to RH VCC unit, connect
multimeter between pin on RH VCC unit and
stud on RH oil line.