Nissan Cube. Instruction — part 415
EM-64
< REMOVAL AND INSTALLATION >
OIL SEAL
2.
Install rear oil seal so that each seal lip is oriented as shown in
the figure.
• Press-fit rear oil seal with a suitable drift (A) outer diameter
115 mm (4.53 in) and inner diameter 90 mm (3.54 in).
CAUTION:
• Be careful not to damage crankshaft and cylinder block.
• Press-fit oil seal straight to avoid causing burrs or tilt-
ing.
• Never touch grease applied onto oil seal lip.
• Press in rear oil seal (1) to the position as shown in the figure.
3.
Install in the reverse order of removal, for the rest of parts.
A
: Dust seal lip
B
: Oil seal lip
: Engine outside
: Engine inside
PBIC3485J
PBIC3951E
A
: Rear end surface of cylinder block
PBIC3952E
CYLINDER HEAD
EM-65
< REMOVAL AND INSTALLATION >
C
D
E
F
G
H
I
J
K
L
M
A
EM
N
P
O
CYLINDER HEAD
Exploded View
INFOID:0000000009944954
REMOVAL
DISASSEMBLY
1.
Cylinder head assembly
2.
Cylinder head bolt
3.
Cylinder head gasket
A.
Comply with the assembly procedure
when tightening. Refer to
: Always replace after every disassembly.
: Should be lubricated with oil.
PBIC3542J
EM-66
< REMOVAL AND INSTALLATION >
CYLINDER HEAD
Removal and Installation
INFOID:0000000009944955
REMOVAL
1.
Release fuel pressure. Refer to
.
2.
Drain engine coolant and engine oil. Refer to
.
3.
Remove the following components and related parts.
• Exhaust manifold: Refer to
• Intake manifold: Refer to
• Fuel injector and fuel tube assembly: Refer to
• Water outlet: Refer to
.
• Rocker cover: Refer to
• Front cover, timing chain: Refer to
.
1.
Valve collet
2.
Valve spring retainer
3.
Valve spring (EXH)
(with valve spring seat)
4.
Valve oil seal
5.
Valve guide (EXH)
6.
Valve seat (EXH)
7.
Valve (EXH)
8.
Valve (INT)
9.
Valve seat (INT)
10. Cylinder head
11. Valve guide (INT)
12. Spark plug
13.
Valve spring (INT)
(with valve spring seat)
A.
Replacement must be following the
disassembly and assembly proce-
dure. Refer to
: Always replace after every disassembly.
: N·m (kg-m, ft-lb)
: Should be lubricated with oil.
JPBIA1753GB
CYLINDER HEAD
EM-67
< REMOVAL AND INSTALLATION >
C
D
E
F
G
H
I
J
K
L
M
A
EM
N
P
O
• Camshaft: Refer to
.
4.
Remove cylinder head.
• Loosen cylinder head bolts in the order of 10 to 1 as shown in
the figure.
• Using TORX socket, loosen cylinder head bolts.
5.
Remove cylinder head gasket.
INSTALLATION
1.
Install cylinder head gasket.
2.
Install cylinder head, and tighten cylinder head bolts in the order
of 1 to 10 as shown in the figure with the following procedure.
CAUTION:
If cylinder head bolts are reused, check their outer diame-
ters before installation. Refer to
a.
Apply new engine oil to threads and seating surface of mounting
bolts.
b.
Tighten all cylinder head bolts.
c.
Turn all cylinder head bolts 100 degrees clockwise (angle tightening).
CAUTION:
Check and confirm the tightening angle by using an angle
wrench [SST: KV10112100 (BT8653-A)] (A) or protractor.
Never judge by visual inspection without the tool.
d.
Completely loosen.
CAUTION:
In this step, loosen cylinder head bolts in reverse order that
indicated in the figure.
e.
Tighten all cylinder head bolts.
f.
Turn all cylinder head bolts 100 degrees clockwise (angle tightening).
g.
Turn all cylinder head bolts 100 degrees clockwise again (angle tightening).
3.
Install in the reverse order of removal, for the rest of parts.
Disassembly and Assembly
INFOID:0000000009944956
DISASSEMBLY
1.
Remove spark plug with spark plug wrench (commercial service tool).
2.
Remove valve lifter.
• Identify installation positions, and store them without mixing them up.
: Engine front
PBIC3206J
: Engine front
: 40.0 N·m (4.1 kg-m, 30 ft-lb)
: 0 N·m (0 kg-m, 0 ft-lb)
: 40.0 N·m (4.1 kg-m, 30 ft-lb)
PBIC3206J
PBIC3208J
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст