Iveco EuroCargo (12 to 26 t). Manual

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.

URO

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12-26 t

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

speed synchronising ring (4) and sliding sleeve (2) for

and 6

speed gears, recovering check springs and rollers.

Remove elastic ring (1).

With extractor 99341003 (1) and brackets 99341009 (2),
remove fixed 5

and 6

speed hub (4) together with

synchronising ring (3) and 5

speed coupling body (5).

Figure 52

33621

33622

33623

Figure 53

Figure 54

Figure 55

Remove 5

speed gear (1) and roller bearing below it.

Remove elastic ring (1).

Remove 4

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).

URO

ARGO

ECTOR

12-26 t

GEARBOX 2855.6

Base - February 2003

33624

33626

33625

Extract 3

and 4

speed fixed hub (2) and 3

speed

synchronising ring with holds 99341025 (5), tie-rods
99341019 (7), bridge 99341003 (1) and clamp 99341015 (6).
Remove 3

speed coupling body (4).

Remove 3

speed gear (1) and roller bearing below it.

Figure 56

Figure 57

Figure 58

Remove 3

and 4

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

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).

URO

ARGO

ECTOR

12-26 t

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

and 2

speed gears recovering

rollers and springs.

Extract 2

speed (4) with roller bearing, coupling body,

synchronising ring and 1

and 2

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

speed gear (4), coupling

body (5) and synchronising ring (3).
Heat fixed hub (6) for 1

and 2

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

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

and 2

speed gears, springs

and rollers in fixed hub seats. Assemble synchronising ring and
coupling body for 1

speed gear.

URO

ARGO

ECTOR

12-26 t

GEARBOX 2855.6

Base - February 2003

Content .. 46 47 48 49 ..

Iveco EuroCargo (12 to 26 t). Manual - part 48