Iveco EuroCargo (12 to 26 t). Manual

Proceed as follows to lock the differential: unscrew the
threaded plug (2) and fit in its place screw (1) available on
cylinder cover. Tighten screw fully in until the differential lock
is activated.

Remove the drive shafts as described on page 23; unscrew the
screws fixing the differential casing (1) and screw down three
screws, that in this phase act as extractors, and extract it from
the axle housing with two metal rope eyebolts.

36396

Figure 3

Place axle on service stand 99322215.

Before placing the axle assembly on the stand, loosen the
bottom plug and drain the oil.

Rear axle identification data are provided on the plate
located on left hand side leaf spring mount.

34811

Ensure that air breather or tube (1) is not blocked; if so,
dismantle, clean thoroughly and reassemble the unit.

525013

AIR BREATHER REMOVAL/
INSTALLATION

Figure 4

525030 OVERHAULING WHEEL HUBS

For the operations:
overhauling the wheel hubs (555030), follow the directions
given for the Meritor rear axle PD 145 E.

526210

REMOVING DIFFERENTIAL
(with axle on stand 99322215)

525010

SERVICING REAR AXLE
ASSEMBLY PR 140 E (R 0868)

Figure 5

19340

REFITTING DIFFERENTIAL
(with axle on stand 99322215)

Apply sealant to the rear axle housing contact surface.

34827

Figure 6

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ARGO

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12-26 t

AXLES IN TANDEM MERITOR (REAR)

Base - February 2003

36311

Figure 7

Figure 8

Figure 9

Figure 10

Figure 11

Fit the differential into the axle casing; screw in nuts (2) and
screws (3) complete with lock washers and tighten them to
the specified torque using torque wrench (1).
Fit drive shafts into the differential as described in Figure 30,
page 70; release the differential lock (if the axle has one) by
unscrewing screw (1, Figure 5). Fit this screw in its seat on the
cylinder cover and tighten plug (2, Figure 5), with washer, in
the threaded hole previously occupied by the screw. Finally,
fill the axle case with the specified amount of TUTELA W
140/M-DA oil and check the operation of the differential lock
activation sending unit.

526210

REPAIRING DIFFERENTIAL

Removing differential lock

Position differential casing assembly (1) on swivelling stand
99322005 (3) complete with support 99322228 (2).
Only for axles with a differential locking device.
Remove screw (4); screws (5) and cover (6) with copper
washer, cylinder (7) with piston and sealing ring.

36312

Use wrench 99355168 (2) to unscrew fork control shaft (1)
and withdraw.

36313

36798

Withdraw spring (2) and flat washer (1). Remove fork (3)
complete with sliding sleeve (4).

19373

Use a punch to drive out the two roll pins (3) and separate
fork (1) from sliding sleeve (2).

URO

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ECTOR

12-26 t

AXLES IN TANDEM MERITOR (REAR)

19455

19374

Figure 12

Figure 13

Figure 14

Figure 15

Figure 16

Figure 17

Straighten and withdraw cotter pin (1) and unscrew lock ring
(2) adjusting gear cage support bearings.

Unscrew retaining screws (1) with washers (2) and remove
plate (3).
Unscrew lock ring (4) adjusting gear cage support bearings.

Dismantling differential casing

36314

Unscrew screws (1) with washers (2), remove caps (3) and
support bearing lock rings (4).

Using hook 99370509 (1), withdraw the gear cage complete
with bevel crown wheel and bearing outer races (2).

36315

19376

Prevent flange (1) from rotating using holding tool 99370317
(3). Using wrench 99355088 (2) and adaptor (4), loosen the
bevel pinion retaining nut.

Unscrew the screws securing the bevel pinion support to the
differential casing.
Withdraw support (1) and bevel pinion from differential
casing (3). Remove shims (2) adjusting the pinion position with
respect to the crown wheel.

36428

URO

ARGO

ECTOR

12-26 t

AXLES IN TANDEM MERITOR (REAR)

Base - February 2003

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Iveco EuroCargo (12 to 26 t). Manual - part 110