Nissan Primera P11. Manual — part 419
6.
Adjust timing belt tension.
1)
Loosen tensioner lock bolt to apply tension to timing belt.
2)
Rotate crankshaft clockwise two turns to apply the specified
tension to timing belt.
3)
Tighten tensioner lock bolt while holding tensioner pulley
with hexagon wrench.
Belt tension:
147.1 ± 24.5 N (15 ± 2.5 kg, 33.1 ± 5.5 lb)
Injection Pump Timing Belt
p
1
Timing belt
p
2
Tensioner spring
p
3
Tensioner
p
4
Rear camshaft sprocket
p
5
Injection pump sprocket
p
6
Vacuum pump
p
7
Timing belt cover
p
8
Grommet
REMOVAL
1.
Remove battery from engine room.
2.
Remove air cleaner case, air duct and resonator.
3.
Disconnect all piping connections from vacuum pump.
4.
Remove water pipe mounting bolt under injection pump timing
belt cover, then remove water pipe.
5.
Remove timing belt cover.
SEM520D
Tighten
Loosen
SEM349F
31 - 37 (3.2 - 3.8, 23 - 27)
3 - 5
(0.3 - 0.5,
27 - 44)
59 - 69
(6.0 - 7.0, 43 - 51)
17 - 21
(1.7 - 2.1,
12 - 15)
Engine front
16 - 21 (1.6 - 2.1, 12 - 15)
N·m (kg-m, in-lb)
N·m (kg-m, ft-lb)
Lubricate with new engine oil
87 - 107 (8.9 - 10.9, 64 - 79)
SEC. 130
⋅
135
TIMING BELT
CD20T
Installation (Cont’d)
EM-135
6.
Set No. 1 cylinder at TDC on its compression stroke. (TDC is
indicated by crankshaft pulley notch without painted mark.)
I
Make sure that alignment marks of rear camshaft sprocket and
injection pump sprocket are positioned as shown.
7.
Apply alignment marks on the back of timing belt according to
rear camshaft sprocket and injection pump sprocket alignment
marks. Also apply a front mark on the back of timing belt.
8.
Loosen tensioner mounting nut. Using a screwdriver, turn ten-
sioner in direction of arrow to release belt tension.
9.
Remove vacuum pump.
10. Remove timing belt.
INSTALLATION
1.
Confirm that No. 1 piston is set at TDC on its compression
stroke. (TDC is indicated by crankshaft pulley notch without
painted mark.)
I
If injection pump sprocket was removed, confirm that it is re-
installed as illustrated.
Identification of alignment:
Use mark “
p
B
”
SEM369F
SEM350F
Alignment
mark
Alignment
mark
SEM351F
Alignment
mark
Front mark
Alignment mark
.
SEM352F
Tensioner
SEM370F
TIMING BELT
CD20T
Injection Pump Timing Belt (Cont’d)
EM-136
2.
Install timing belt.
1)
Set timing belt with the front mark facing front of engine.
2)
Install vacuum pump.
3)
Position timing belt matching the alignment marks with rear
camshaft sprocket and injection pump sprocket alignment
marks.
3.
Adjust belt tension.
1)
Loosen tensioner lock nut to apply tension to timing belt.
I
Make sure that all sprocket and timing belt alignment marks
are positioned as shown.
2)
Rotate crankshaft clockwise by two revolutions.
Do not turn crankshaft by camshaft sprockets
3)
Tighten tensioner lock nut while holding tensioner with a
screwdriver.
Belt tension:
98±49 N (10±5 kg, 22±11 lb)
4.
Install timing belt cover.
5.
Install remaining parts in the reverse order of removal.
SEM351F
Alignment
mark
Front mark
Alignment mark
SEM350F
Alignment
mark
Alignment
mark
.
SEM353F
TIMING BELT
CD20T
Injection Pump Timing Belt (Cont’d)
EM-137
VALVE OIL SEAL
1.
Remove both timing belts.
2.
Remove camshaft sprockets and back covers.
3.
Remove camshaft brackets by loosening bracket nuts from
center to outside in two or three stages.
4.
Remove camshaft oil seals and camshaft.
5.
Remove valve lifters and mark order No. on each lifter.
6.
Replace valve oil seal according to the following procedure.
When replacing valve oil seal, set the corresponding piston at
TDC. Failure to do so causes the valve to drop into the cylin-
der.
1)
Set No. 1 cylinder at TDC.
2)
Remove valve springs and valve oil seals for No. 1 and No. 4
cylinders. Valve spring seats should not be removed.
3)
Install new valve oil seals for No. 1 and No. 4 cylinders as
illustrated. Reinstall valve springs. (Narrow pitch side toward
cylinder head)
4)
Install valve spring retainers on intake valves and valve rota-
tors on exhaust valves, and remount valve assembly.
5)
Set No. 2 cylinder at TDC.
6)
Replace valve oil seals for No. 2 and No. 3 cylinders accord-
ing to steps 2) and 3).
7)
Install valve lifters in original positions.
CAMSHAFT AND CRANKSHAFT OIL SEAL INSTALLING
DIRECTION AND MANNER
I
When installing camshaft and crankshaft oil seals, be
careful to install them correctly, as shown in the figure.
I
Apply engine oil to oil seal lip, outer face, camshaft and
bracket.
I
Wipe off excess oil after installing oil seal.
CAMSHAFT OIL SEALS
1.
Remove timing belts, sprockets and back covers.
2.
Pull out oil seal with a suitable tool.
SEM888
NEM200
KV10107902
NEM201
12.2 ± 0.3 mm
(0.480 ± 0.012 in)
SEM715A
Engine
inside
Oil seal lip
Engine
outside
Dust seal lip
.
SEM887
Tape
OIL SEAL REPLACEMENT
CD20T
EM-138
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