Pic. 11.244. Rear clutch: 1 - Oil seal*; 2 - Drive shaft; 3 - O-ring; 4, 7 - Spring retaining rings; 5 - Rotating thrust bearing ring; 6 - Oil seal; 8 - Reactive disk; 9 - Friction disc; 10 - Driven disk; 11 - Pressure plate; 12 - Shaft spring; 13 - Return spring; 14 - Rear clutch piston; 15 - Rear clutch bracket; 16, 17 - Oil scraper rings. 'The number of oil seals depends on the type of gearbox: model with lock-up clutch - 3, model without clutch - 1
Number of friction and driven discs
Model | friction disc | driven disk | jet drive |
F4A21 | 2 | 1 | 1 |
F4A22, F4A23 | 3 | 2 | 1 |
Choice of circlip
Check clearance between circlip and reaction disc (pic. 11.245). To measure the gap, press the disk over the entire diameter with a force of 50 N. If the gap differs from the required one, select another snap ring.
Pic. 11.245. Checking the gap between the circlip and reaction disc
Rated value: F4A21 - 0.3-0.5mm; F4A22, F4A23 - 0.4-0.6 mm.