Fuel Pump
The 420 and 560 models are equipped with 2 fuel pumps. All other models use one pump. On all models, the fuel pumps are located in front of the rear axle on the right side on the frame floor.
On all models, a diaphragm damper is integrated in the fuel pumps. On 420 and 560 models, the diaphragm damper is integrated in the fuel pump on the suction side.