Volvo I-Shift/Renault Optidriver gearbox. Disassembly, assembly and checking of failures

Training course where you can study the main Gearboxes with electronic control equipped by the seven major European brands of commercial vehicles, especially I-SHIFT.

The potential of Jaltest in I-SHIFT is analyzed in a practical way.

1. INTRODUCTION

1.1 Types of gearboxes with electronic control
1.2 General physical concepts.

2. GEARBOX MODEL AT, I-SHIFT 2 I OPTIDRIVER+

2.1 General overview
2.2 Identification plate

3. MAIN COMPONENTS

3.1 Gearbox covers
3.2 Main components group

4. MAIN COMPONENTS

4.1 Control box
4.2 Transmission Electronic Control Unit (TECU).
4.3 Clutch operating unit

5. INTERNAL VIEW OF THE GEARBOX

5.1 Description

6. CONTROL MECHANICAL SYSTEM

6.1 Operation of the shift forks
6.2 Brake of the intermediate shaft

7. LUBRICATION SYSTEM

7.1 Lubrication circuit
7.2 Oil draining
7.3 Filter
7.4 Oil pump
7.5 Oil cooler

8. TRANSMISSION

8.1 Transmission types
8.2 Gear ratio
8.3 Powertrain

9. MEASUREMENTS OF THE CYLINDERS POSITION SENSORS

9.1 Cylinder stroke

10. GEARBOX CALIBRATION

10.1 First step
10.2 Second step 10.3 Third step

11. GEAR SELECTOR

11.1 GECU

12. DISASSEMBLY/ASSEMBLY

12.1 Control unit disassembly
12.2 Air channels of the control unit
12.3 Control unit assembly
12.4 Tool and equipment

13. DISASSEMBLY

13.1 Primary axle.
13.2 Secondary axle.
13.3 Intermediate shaft.
13.4 Range crankcase

14. ANNEX: I-SHIFT I OPTIDRIVER VT 24128 MODEL

14.1 Identification plate
14.2 Construction of the gearbox
14.3 Lubrication circuit.
14.4 Oil pump.
14.5 Pump and reverse shaft.
14.6 Gearbox calibration
14.7 Disassembly/Assembly