Nissan Note [178/334] Cylinder head

Nissan Note [178/334] Cylinder head
EM-178
[HR]
CYLINDER HEAD
Disassembly and Assembly
BBS002P4
DISASSEMBLY
1. Remove spark plug with a spark plug wrench (commercial service tool).
2. Remove valve lifter.
Identify installation positions, and store them without mixing them up.
3. Remove valve collet.
Compress valve spring with the valve spring compressor, the
attachment and the adapter (SST: KV10116200) (A). Remove
valve collet with a magnet hand (B).
CAUTION:
When working, be careful not to damage valve lifter holes.
4. Remove valve spring retainer and valve spring.
5. Push valve stem to combustion chamber side, and remove valve.
Identify installation positions, and store them without mixing them up.
6. Remove valve oil seal with the valve oil seal puller (SST:
KV10107902) (A).
7. Remove valve spring seat.
8. When valve seat must be replaced, refer to EM-181, "
VALVE SEAT REPLACEMENT" to removal.
9. When valve guide must be replaced, refer to EM-180, "
VALVE GUIDE REPLACEMENT" to removal.
ASSEMBLY
1. Install valve guide if removed. Refer to EM-180, "VALVE GUIDE REPLACEMENT" .
2. Install valve seat if removed. Refer to EM-181, "
VALVE SEAT REPLACEMENT" .
3. Install valve oil seal.
Install with the valve oil seal drift (SST: KV10115600) (A) to
match dimension in the figure.
4. Install valve spring seat.
5. Install valve.
Install larger diameter to intake side.
6. Install valve spring.
PBIC3727E
PBIC3728E
Height “H” : 13.2 - 13.8 mm (0.519 - 0.543 in)
PBIC3211J

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