Iveco EuroCargo (12 to 26 t). Manual — part 48
71867
Figure 45
Apply LOCTITE 510 sealant on contact surface (
→) between
cover and rear half-case.
78685
Figure 46
Figure 47
Assemble reaction bar 99370317 (1), motion outlet flange
locking nut (3), key 99355081 (2) and tighten the locking nut
at the required torque.
Apply LOCTITE 510 sealant on contact surface (
→) between
rear half-case and external control case.
79435
71669
Figure 48
Assemble rear cover (1), screw screws (3) and tighten them
at the required torque. Assemble motion outlet flange (2).
Figure 49
Assemble complete external control box (1) and screw
securing screws by tightening them at the required torque.
Assemble clutch disengagement lever and tighten the two
securing screws at the required torque.
71667
!
Insert lubrication oil in the prescribed amount after
about 20 minutes from the last LOCTITE 510 sealant
application.
Remove gearbox from rotating stand.
E
URO
C
ARGO
T
ECTOR
12-26 t
32
GEARBOX 2855.6
Base - February 2003
33618
33620
33619
Figure 50
Figure 51
Tighten primary shaft (3) in a clamp. Remove coupling body
(1), 6
th
speed synchronising ring (4) and sliding sleeve (2) for
5
th
and 6
th
speed gears, recovering check springs and rollers.
Remove elastic ring (1).
With extractor 99341003 (1) and brackets 99341009 (2),
remove fixed 5
th
and 6
th
speed hub (4) together with
synchronising ring (3) and 5
th
speed coupling body (5).
Figure 52
33621
33622
33623
Figure 53
Figure 54
Figure 55
Remove 5
th
speed gear (1) and roller bearing below it.
Remove elastic ring (1).
Remove 4
th
speed gear (7) together with roller bearing and
bush (3) and coupling body (6) with holds 99341025 (4),
tie-rods 99341019 (2), bridge 99341003 (1) and clamp
99341015 (8). Remove synchronising ring (5).
E
URO
C
ARGO
T
ECTOR
12-26 t
GEARBOX 2855.6
33
Base - February 2003
33624
33626
33625
Extract 3
rd
and 4
th
speed fixed hub (2) and 3
rd
speed
synchronising ring with holds 99341025 (5), tie-rods
99341019 (7), bridge 99341003 (1) and clamp 99341015 (6).
Remove 3
rd
speed coupling body (4).
Remove 3
rd
speed gear (1) and roller bearing below it.
Figure 56
Figure 57
Figure 58
Remove 3
rd
and 4
th
gear sliding sleeve (1) recovering check
springs and rollers.
33627
33628
33629
Figure 59
Figure 60
Figure 61
Turn the shaft over and extract reverse gear (5) with roller
bearing below it, shoulder ring (4) and rolling half-race (3) with
holds 99341025 (2), tie-rods 99341019 (7), bridge 99341003
(1) and clamp 99341015 (6).
Remove elastic ring (1).
Extract 1
st
speed gear (3) together with roller bearing and
fixed sleeve (2) for reverse gear with holds 99341023 (4),
tie-rods 99341020 (6), bridge 99341003 (1) and clamp
99341015 (5).
E
URO
C
ARGO
T
ECTOR
12-26 t
34
GEARBOX 2855.6
Base - February 2003
33630
33631
Figure 62
Figure 63
Remove coupling body (1), synchronising ring (2), elastic ring
(4) and sliding sleeve (3) for 1
st
and 2
nd
speed gears recovering
rollers and springs.
Extract 2
nd
speed (4) with roller bearing, coupling body,
synchronising ring and 1
st
and 2
nd
speed fixed sleeve (5) with
holds 99341023 (3), tie-rods 99341020 (2), bridge 99341003
(1) and clamp 99341015 (6).
33632
33633
Figure 64
Figure 65
Assemble on primary shaft (1) 2
nd
speed gear (4), coupling
body (5) and synchronising ring (3).
Heat fixed hub (6) for 1
st
and 2
nd
speed gears at a
temperature of 100
°C ÷ 130 °C and assemble it on primary
shaft (1) with the internal diameter chamfering facing the
opposite part of 2
nd
speed gear.
When keying the hub, pay attention that synchronising ring
tangential stops are inserted into respective hub seats.
Assemble elastic ring (2) with an apporpriate thickness so that
the fixed hub has no axial clearance (max allowed 0.03 mm).
Assemble sliding sleeve (1) for 1
st
and 2
nd
speed gears, springs
and rollers in fixed hub seats. Assemble synchronising ring and
coupling body for 1
st
speed gear.
E
URO
C
ARGO
T
ECTOR
12-26 t
GEARBOX 2855.6
35
Base - February 2003
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