LS 460 V8-4.6L (1UR-FSE) (2007)
8. REMOVE CHAIN SUB-ASSEMBLY (for Bank 1)
(a)
While pushing down the No. 3 chain tensioner, insert a pin of diameter 1.0 mm (0.039 in.) into the hole to fix it in place.
(b) Hold the hexagonal portion of the camshaft with a wrench and loosen the bolt with a 12mm hexagon wrench.
NOTICE:
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Be careful not to damage the cylinder head with the wrench.
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Do not disassemble the camshaft timing gear.
(c)
Hold the hexagonal portion of the camshaft with a wrench and loosen the bolt.
NOTICE: Be careful not to damage the cylinder head with the wrench.
(d) Remove the 2 bolts. Then with the No. 1 and No. 2 chains still connected to the gears, remove the camshaft timing gear assembly, camshaft
timing exhaust gear assembly and crankshaft timing sprocket.
(e)
Remove the No. 1 and No. 2 chains from the gears.
9. REMOVE NO. 3 CHAIN TENSIONER ASSEMBLY
(a)
Remove the 2 bolts and chain tensioner.