Contents: Removal ↓ Installation ↓
Recommendation: The gearbox weighs over 30 kg, so work should be done with an assistant or using an adjustable stop or lifting device.
Removal
1. Remove the engine splash guard (see "Engine Mudguard - Removal and Installation").
2. Drain the oil from the gearbox (see "Gearbox - Oil change").
3. Remove the battery (see "Battery - Removal and Installation").
4. Remove the air filter (see "Air filter - removal and installation").
5. Remove the starter (see "Starter - removal and installation").
6. Disconnect the clutch release cable from the gearbox (see "Clutch cable - replacement").
7. Disconnect the wiring harness connectors from the reverse light switch and the vehicle speed sensor (see "Reverse Light Switch - Removal and Installation", And "Vehicle Speed Sensor - Checking and Replacing").
8. Key by 13 mm we unscrew the fastening nut and remove the wiring harness together with the bracket from the gearbox housing.
[The article is copied from the website VazBook]
9. Disconnect the drive reaction rod from the gearbox (see "Jet thrust - removal and installation").
10. Disconnect the gear shift drive rod from the hinge (see "Gear shift mechanism drive - removal, installation and adjustment").
11. Remove the front wheel drives (see "Front Wheel Drive - Removal and Installation").
12. Install an adjustable stop under the engine and remove the left and rear (only on engines 2111 and 21114) power unit supports (see "Power unit supports and rods - removal and installation").
13. With a spanner by 17 mm we unscrew the mounting lug fastening nut. We remove the mounting lug.
14. Key by 10 mm we unscrew the three bolts securing the lower cover of the clutch housing.
15. Remove the lower crankcase cover.
We carry out further work with an assistant or install an adjustable stop under the gearbox.
16. With a socket wrench by 19 mm we unscrew three bolts and one nut that secures the gearbox to the engine.
Note: Upper transmission mounting bolt on right side of engine (when looking at it from the gearbox side) shorter than the rest.
Warning! When removing the gearbox, do not rest its input shaft on the clutch diaphragm spring, this may cause damage to it.
17. Rocking the gearbox from side to side, remove it from the guide bushings and carefully remove the primary shaft from the hole in the driven disk and clutch basket.
18. Move the gearbox away from the engine as far as possible, tilt it down with the clutch housing and, passing it between the engine and the front suspension brace, carefully lower the gearbox to the floor.
Installation
Apply grease to the splines of the gearbox input shaft.
We install the gearbox in the reverse order.