2007 INFINITI QX56 Factory Service Manual

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INFINITI QX56 2007  Factory Service Manual 
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b. At this time, make sure both intake and exhaust cam lobes of
No. 1 cylinder (top front on LH bank) point outside.
• If they d

Page 1818 of 3061

INFINITI QX56 2007  Factory Service Manual 
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< SERVICE INFORMATION >
CAMSHAFT
• Stop plunger in the fully extended position using return-proof clip 1if stopper pin is removed.
• Push the plunger 2 into the chain tensioner body while s

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INFINITI QX56 2007  Factory Service Manual 
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8. Loosen camshaft sprocket bolts as shown and remove camshaft
sprockets.
CAUTION:
To avoid interference between  valves and pisto

Page 1820 of 3061

INFINITI QX56 2007  Factory Service Manual 
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< SERVICE INFORMATION >
CAMSHAFT
1. Put V block on precise flat work bench, and support No. 1 andNo. 5 journals of the camshaft.
2. Set dial indicator vertically to No. 3 journal.
3. Turn the c

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INFINITI QX56 2007  Factory Service Manual 
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• Install dial gauge in the thrust direction on the front end of the cam-
shaft. Measure the end play when the camshaft is moved

Page 1822 of 3061

INFINITI QX56 2007  Factory Service Manual 
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< SERVICE INFORMATION >
CAMSHAFT
• Measure the diameter of the valve lifter.
Valve Lifter Hole Diameter• Measure the diameter of the valve lifter hole of the cylinder head,using suitable to

Page 1823 of 3061

INFINITI QX56 2007  Factory Service Manual 
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3. Install the camshaft brackets to the RH bank (B) and LH bank
(D).
• Install by referring to the installation location mark (E

Page 1824 of 3061

INFINITI QX56 2007  Factory Service Manual 
EM-54
< SERVICE INFORMATION >
CAMSHAFT
- Position No. 1 camshaft bracket close to the mounting posi-
tion, and then install it to prevent from touching liquid gasket
applied to each surface.
- Tempor