SECTION 5 - REMOVAL - REFITTING OF THE MAIN ENGINE COMPONENTS
35
CURSOR SERIES
Print P4D32C006 E Base - 03/2015
Refitting
Figure 95
225019
Fit the rail (10) onto the head and tighten the fastening screws
(9) to the torque shown in the table.
Ref.
No. Description
Tightening
torques
(9) 3 Screws M8 X 1.25 X 55 24.5 ± 2.5 Nm
Connect the high pressure fuel pipes and tighten the fittings by
hand in the sequence (1, 2, 3, 6, 5, 4) to the rail and the
injectors.
NOTE Before tightening the couplings to torque make
sure that the pipes are not touching each other.
The high pressure fuel pipes must be replaced at each
disassembly.
Complete assembly of the high pressure fuel pipes (1, 2, 3, 6,
5, 4) by first tightening the injector side fittings and then those
ontherailsidetothetorqueshowninthetable.
Ref.
No. Description
Tightening
torques
(1 - 6) 12 Fittings M16 X 1.5 42.5 ± 2 Nm
Connect the high pressure fuel supply pipes (8) and tighten the
fittings to the torque indicated in the table.
Ref.
No. Description
Tightening
torques
(8) 4 Fittings M16 X 1.5 42.5 ± 2 Nm
Fix the fuel supply pipe to their brackets, tightening the screws
(12) to the required torque.
Ref.
No. Description
Tightening
torques
(12) 2 Screws M6 10 ± 1 Nm
Connect the fuel return pipe (7) from the rail and tighten the
fittings to the torque indicated in the table.
Ref.
No. Description
Tightening
torques
(7) 2 Fittings M16 X 1.5 35 ± 2 Nm
Connect the electrical connection of the rail pressure sensor.
NOTE Use torque wrench 99389833 to tighten fittings of
the HP fuel pipes.
Figure 96
221122
Position the cover and new gasket and insert all the screws.
Replace the screws in the sequence 1-10-20-21-9 and then in
the sequence shown in the figure until contact.
Tighten the screws (1-24 ) to the torque specified in the table.
Ref.
No. Description
Tightening
torques
(-) 24 M6 x 1 screws 8.5 ± 1.5 Nm
Connect the electric connection of engine crankcase pressure
sensor.
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