Disassembly and assembly of the K3 clutch (Mercedes-Benz C-Class W203)

44a - External support; 44b - Sealing ring; 44c - Piston; 44d - Spring plate; 44e, 44h - Retaining rings; 44f - Disc spring; 44g - Disc block; 072 - Puller

Checking the clearance between the retaining ring (44g) and the outer disc (41a)

37 - Friction discs 1.6 mm thick/new thickness 2.1 mm; 41a - Outer disc thickness 4.0 mm; 41b - Outer disc thickness 3.5 mm/new thickness 2.8 mm; 41c - Outer disc thickness 1.8 mm; 44a - Outer support of clutch K3; 44g - Retaining ring; 44h - Disc spring; L - Gap

Disassembly

1. Remove the retaining ring (44h) from the outer support.

[Information copied from the website mercedesman.ru]

2. Remove the disc block (44g) and disc spring (44f) from the outer support.

3. Place the puller (072) on the spring plate (44d) and press it until the retaining ring (44e) is released.

4. Remove the retaining ring (44e).

5. Remove the spring plate (44d) and piston (44c) from the outer support.

Assembly

Assembly is carried out in the reverse order of disassembly. Check the gap between the retaining ring (44g) and the outer disc (41a).

The clearance values in the K3 clutch are given in the table. Adjust the clearance using the retaining ring (44g). Retaining ring thickness: 2.0, 2.3, 2.6, 2.9, 3.2 and 3.5 mm.