2003 NISSAN TEANA Service Manual

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NISSAN TEANA 2003  Service Manual CYLINDER HEAD
EM-213
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Cylinder Head Distortion
NOTE:
When performing this inspection, cylinder block distortion should be also checking. Refer to EM-248, "
CYLIN-
DER B

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NISSAN TEANA 2003  Service Manual EM-214
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CYLINDER HEAD
 
e. Turn all cylinder head bolts 90 degrees clockwise. (Angle tight-
ening)
CAUTION:
Check the tightening angle by using angle wrench (SST).
Avoid judgment by visual inspect

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NISSAN TEANA 2003  Service Manual CYLINDER HEAD
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INSPECTION AFTER INSTALLATION
Inspection for Leaks
The following are procedures for checking fluids leak, lubricates leak and exhaust gases leak.

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NISSAN TEANA 2003  Service Manual EM-216
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CYLINDER HEAD
 
DISASSEMBLY
1. Remove spark plug with spark plug wrench (commercial service tool).
2. Remove valve lifter.
Identify installation positions, and store them without mixing t

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NISSAN TEANA 2003  Service Manual CYLINDER HEAD
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3. Install valve oil seal.
Install with valve oil seal drift (SST) to match dimension in the
figure.
4. Install valve spring seat.
5. Install val

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NISSAN TEANA 2003  Service Manual EM-218
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CYLINDER HEAD
 
c. Using drift, press-fit spark plug tube so that its height “H” is as
specified in the figure.
CAUTION:
When press-fitting, take care not to deform spark plug
tube.


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NISSAN TEANA 2003  Service Manual CYLINDER HEAD
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If it exceeds the limit, replace valve and/or valve guide. When valve guide must be replaced, refer to EM-
219, "VALVE GUIDE REPLACEMENT" .
VALVE

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NISSAN TEANA 2003  Service Manual EM-220
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CYLINDER HEAD
 
5. Using valve guide drift (commercial service tool), press valve
guide from camshaft side to the dimensions as in the figure.
CAUTION:
Cylinder head contains heat. When wo