Coolant Pump Tightening Procedure - GF20.10-P-1271-01SVZ

Engine 279 in model 223 

Screws are tightened slightly by hand and then tightened in numerical order and with the specified tightening torque.

Screws (1 to 9): Used to fasten coolant pump to timing case cover and at the same time to fasten timing case cover to crankcase.

Screws (10, 11): Used to fasten coolant pump to timing case cover.

Courtesy of MERCEDES-BENZ USA