Iveco EuroCargo (12 to 26 t). Manual — part 72

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12-26 t

134

GEARBOX 2895.9

Base - February 2003

TOOL No.

DESCRIPTION

99374229

Tool for refitting gasket on gearbox rear cover

99381125

Pliers for removing gearbox split rings

99395604

Dial gauge (0 — 10 mm)

99396032

Gauged rings for adjusting transmission shaft bearings (to use with
99370466)

35435

35436

35437

35438

Figure 3

Figure 4

Figure 5

Figure 6

Disconnect epicyclic reduction gear unit air pipes (1).

Apply reaction lever 99370317 (2) and using wrench
99355081 (1) loosen the output flange fastening nut.

Loosen the fastening screws and remove the E.R.U. box (1).

Apply tool 99370130 (2) and using wrench 99355131 (1)
loosen sun gear castle nut.

!

Before setting the gearbox on the revolving stand,
remove the entire clutch assembly with fork lever and
drain out oil.

GEARBOX DISASSEMBLING

Disengagement

Apply reaction lever 99370317 (2) and using wrench
99355081 (1) loosen the output flange fastening nut.

Re-engagement

In order to disengage the gearbox, operate as follows:

- put the vehicle on a pit or an elevator bridge;

- disconnect battery cables to avoid possible

short-circuits.

Proceed by removing the following parts:

- exhaust silencer, transmission shaft, servo clutch

cylinder for electric and pneumatic connections,
gear control tie rods.

Place under the gearbox an hydraulic lifting device
equipped with support 99370629, unscrew the nut
securing gearbox to engine, move back and withdraw
the gearbox.

!

Upon re-engaging the gearbox, pay attention that the
clutch control lever fork is correctly meshed to the
thrust bearing.

Suitably reverse the performed operations for the
engagement and tighten securing screws and nuts at
the required torque.

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12-26 t

GEARBOX 2895.9

135

Base - February 2003

35439

35440

Figure 7

Figure 8

Figure 9

Figure 10

Figure 11

Figure 12

Withdraw the sun gear (1).

Withdraw the oil distributor (1) with sealing rings.

35441

Loosen the screws and remove input shaft front cover (1).

35442

Engage a gear and using wrench 99355174 (2) loosen input
shaft ring nut (1).

35443

Loosen the screws and remove the oil pump (1).

35444

Loosen the screws and remove the entire external control
box (1).

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12-26 t

136

GEARBOX 2895.9

Base - February 2003

Figure 13

Figure 14

Figure 15

Figure 16

79444

35472

Figure 17

Figure 18

Unscrew screws (4), disassemble cover (5), take off spring (3)
and take out tip (2). Move gear selector hub (1) inwards.

Remove reverse gear cover; drive down the split pin (2) using
a punch.

35447

Use percussion puller 99340205 (1) with tool 99347092 (2)
to remove reverse gear shaft (3).

35448

REVERSE GEAR COMPONENTS

1. Bearing spacer - 2. Shoulder ring - 3. Roller bearing -

4. Reverse speed gear - 5. Shoulder ring - 6. Shaft -

7. Split pin.

35449

Withdraw the reverse speed gear (1) with shoulder ring and
straight roller bearings.

35450

Move inside the gear selector hub (2)
Loosen gearbox fastening screws (1 and 3).

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12-26 t

GEARBOX 2895.9

137

Base - February 2003