Nissan Primera P12. Manual — part 425
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FUEL PUMP
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As for the sprocket holder, install fuel pump mounting bolt
through hole of KV11106060 as shown in figure.
●
When the sprocket holder is installed, if the positioning stop-
per pin interferes, pull out the stopper pin approximately 10
mm (0.39 in), then install it.
●
After the sprocket holder is installed temporarily, insert the
extension bar (SST) and TORX socket in the three holes.
After positioning the holes, tighten the holder mounting bolts.
●
The thread length of the sprocket holder mounting bolts
should be approximately 15 mm (0.59 in).
●
Make sure that the a- and b-faces of the sprocket holder con-
tact the bottom side of the sprocket (small diameter side).
CAUTION:
Do not remove the sprocket holder until the fuel pump is
installed.
●
After the sprocket holder is installed, pull out the positioning
stopper pin (SST) from the fuel pump sprocket.
19. Using the extension bar [SST: whole length 43 mm (1.69 in)] and
the TORX socket (Q6-E12: commercially available), remove the
tightening bolts.
CAUTION:
Do not disassemble or adjust the fuel pump excepting the
following.
20. Remove the fuel pump toward the rear of the engine.
NOTE:
The seal washer of the tightening bolts cannot be reused.
CAUTION:
For removal, be careful not to drop the seal washer into the
engine.
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FUEL PUMP
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21. Remove adjusting shim.
22. Attach a suitable tool in the M8 bolt hole on coupling.
23. Loosen sprocket nut with the TORX wrench (SST).
24. Remove coupling with a suitable puller.
25. Remove spacer from fuel pump.
INSPECTION AFTER REMOVAL
Timing Chain
Check for cracks and excessive wear at roller links. Replace
chain if necessary.
INSTALLATION
1.
Install new oil seal to the spacer.
2.
Install fuel pump to the spacer.
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FUEL PUMP
3.
Install coupling to the fuel pump of spacer.
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Using the TORX wrench (SST), tighten the sprocket nut to fix
the coupling.
4.
Install adjusting shim.
●
For shim adjustment, measure dimension L (Distance
between front surface of the coupling and the fuel pump
flange) at 2 opposing points near the coupling bolt center. Use
the average of these two measurements to select the shim
grade that marked on adjusting shim.
●
The shim adjustment is required only when the fuel pump is
replaced.
5.
Before the fuel pump is installed, check that the notch of its
spacer and the 6 mm (0.24 in) dia. hole on the body are aligned.
6.
Insert the fuel pump to the mounting position from the rear side
of the engine, and install the tightening bolts with seal washer.
CAUTION:
Be careful not to drop the seal washer into the engine.
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Part No. of adjusting shim
Grade number
Measuring dimension L mm (in)
16614 8H800
0.5 t
39.23 - 39.77 (1.5445 - 1.5657)
16614 8H810
1.0 t
38.76 - 39.23 (1.5260 - 1.5445)
16614 8H860
1.2 t
38.57 - 38.76 (1.5185 - 1.5260)
16614 8H820
1.6 t
38.18 - 38.57 (1.5031 - 1.5185)
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7.
Using the extension bar (SST) and the TORX socket, tighten the
mounting bolts of the fuel pump.
8.
Remove the sprocket holder (SST).
9.
Using the TORX wrench (SST), turn the pump shaft gradually to
adjust the position of the flange. Then, insert the positioning
stopper pin (SST) to the 6 mm (0.24 in) dia. hole of the fuel
pump sprocket through the pump flange and the pump body.
10. Remove the TORX wrench (SST)
11. Using the hexagon wrench [face to face 6 mm (0.24 in) (SST)],
tighten the sprocket tightening bolts.
●
When the washer of the fuel pump sprocket install it with the
marking “F” facing the front of the engine.
12. Pull out the positioning stopper pin (SST).
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