Disassembly and assembly of the K1 clutch (Mercedes-Benz C-Class W203)

83a - Outer clutch support K1; 83b - Sealing ring; 86 - Piston; 86a - Piston sealing ring; 86b - Disc spring; 87 - Spring plate; 87a - Spring plate sealing ring; 88, 90 - Retaining rings; 89 - Disk block; 91 - Freewheel clutch retaining ring; 92 - Front freewheel clutch; A - Oil channel for clutch K1

Checking the clearance between the retaining ring (90) and the outer disc (89c)

3a - Outer support of clutch K1; 86 - Piston; 86b - Disc spring; 89a - Outer disk (1.8 mm thick); 89b - Outer disk (thickness 3.5 mm/ new thickness 2.8 mm); 89c - Outer disk (4.0 mm thick); 89d - Friction discs; 90 - Retaining ring; "L" - Gap

Disassembly

1. Remove the retaining ring (90) from the outer support (refer to the accompanying illustration).

2. Remove the disc block (89) from the outer support.

[Material created based on the website: www.MercedesMan.ru]

3. Place the puller (072) on the spring plate (87) and compress it until the retaining ring (88) is released.

4. Remove the disc spring (86b) and piston (86) by applying compressed air to hole A.

Assembly

Assembly is carried out in the reverse order of disassembly. Check the gap between the retaining ring (90) and the outer disc (89c). Adjust the gap using the retaining ring (90). The thickness of the retaining ring: 2.6, 2.9, 3.2, 3.5, 3.8 and 4.1 mm.