Nissan Primera P12. Instruction — part 458
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NOTE:
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The inner diameter of the push rod must be identical to the
diameter of the valve stems.
●
Moreover, the lower part of the push rod must be in contact
with the upper section of the valve stem seal.
12. Place the guide tube and sleeve assembly over the push rod.
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13. Push the valve stem seal down by tapping the top of the sleeve
with the palm of your hand until the guide tube touches the cylin-
der head.
14. Repeat these operations for all the valve.
15. Position the spring.
16. Position the upper cup.
17. Compress the spring.
18. Install the pin.
19. Check the valve protrusion.
20. Set up the following assembly using Tool KV113B0050 (Mot.
252-01) and dial gauge, then calibrate the gauge.
21. Raise the gauge extension (without modifying the position of the
magnetic support/gauge assembly), then slide in the tappet to
be measured.
MBIB0425E
Protrusion: – 0.03 to 0.21 mm (– 0.0012 to 0.0083 in)
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22. Note dimension (Y) and repeat the operation for the tappets
where the valve clearance is not within tolerance.
23. Then select the various thicknesses of the tappet by referring to
the “PARTS CATALOG” for the vehicle concerned.
24. Lubricate the camshaft bearing.
25. Degrees the mating surfaces, which must be clean, dry and free
from grease (in particular, avoid finger marks).
26. Install the camshaft.
27. Using a stipple roller, apply locking sealant to the gasket face of
the camshaft bearing beam until it turns “reddish” in color.
NOTE:
●
Using a cloth, remove any locking sealant in the five camshaft
beam bearing.
●
Place one or two drops of locking sealant on the five beam
mounting bolts on the intake and exhaust mounting end.
28. Install camshaft bearing beam. Tighten bolts in the numerical
order as shown.
29. Degrees the mating surfaces of the rocker cover and the camshaft bearing beam. They must be clean, dry
and free from grease (in particular, avoid finger mark).
30. Install the new seal on the rocker cover.
31. Install the rocker cover. Tighten mounting bolts to specified
torque in the numerical order as shown.
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: 20 N·m (2.0 kg-m, 15 ft-lb)
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1st step bolt (1): 12 N·m (1.2 kg-m, 9 ft-lb)
2nd step bolt (2) and (3): 12 N·m (1.2 kg-m, 9 ft-lb)
3rd step bolt (1): 12 N·m (1.2 kg-m, 9 ft-lb)
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32. Install the water outlet installed with a new oil seal.
33. Install the vacuum pump with a new gasket.
34. Install the front engine slinger.
35. Install the glow plug using an articulated wrench of 10 mm (0.39 in).
36. Install the rear timing belt cover by placing a drop of locking
sealant on the bolt.
37. Install the camshaft seal (timing end) using Too KV113B0250
(Mot. 988-02).
38. Install the camshaft pulley by blocking it using Tool KV113B0080
(Mot. 799-01).
: 8 N·m (0.8 kg-m, 71 in-lb)
: 23 N·m (2.3 kg-m, 17 ft-lb)
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: 13 N·m (1.3 kg-m, 10 ft-lb)
: 15 N·m (1.5 kg-m, 11 ft-lb)
: 10 N·m (1.0 kg-m, 87 in-lb)
MBIB0730E
MBIB0745E
: 60 N·m (6.1 kg-m, 44 ft-lb)
MBIB0729E
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