Open, Close Coolant Line Coupling - AR20.20-P-7441-01RQ

ENGINE 133, 152, 156, 157, 159, 176, 177, 178, 256, 264, 266, 270, 271, 272, 273, 274, 275, 276, 277, 278, 279, 607, 626, 629, 640, 642, 646, 651, 654, 656, 780 

Open clutch 

1. Slide nose (2) of catch spring (3) to position (B).

   Never pull on the eyelet (1). Otherwise, the catch spring (3) will lose its pretension.

2. Detach coolant line from assembly part.
3. Check sealing ring for damage.

   For damage

   Replace coolant line.

   Close clutch 

4. Slide nose (2) of catch spring (3) to position (A).
5. Push coolant line onto component until the catch spring (3) engages.

   Ensure connections are clean and free of grease.

6. Check connection by pulling slightly on the coolant line.