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7
11. Tighten the screws (T) to a torque of 1,1 Nm.
12. Balance the injector deliveries (see "Balancing injector
pump deliveries").
13. Put the new O-rings on the injector pumps.
14. Apply sealant to the seat of the fuel rail.
15. Assemble the fuel rail and fasten the screws without
tightening them.
16. Tighten the screws to a final torque of 4Nm.
17. Mount the rocker arm cover (see "Assembling the
rocker arm cover").
7.6.6 Assembling the mechanical fuel pump
Important
• Check that the contact surfaces are perfectly clean
and intact.
• Make sure that the length of the drive rod is between
153,15÷153,25 mm, otherwise replace it.
1. Insert the drive rod (V).
2. Mount a new O-ring (W).
3. Install the fuel pump (Z) and fasten the nuts without
tightening them.
4. Tighten the nuts to a final torque of 22Nm.
5. Connect the pipes to the pump.
76
INSTALLATION OF ASSEMBLIES
Service Manual LDW FOCS 502 automotive _ cod. ED0053027270 - 3° ed_rev. 02
U
R
T
S
121
122
W
123
S
fuel rail
V
Z
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