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© 200324 2-9 General PE ENGINE FUEL SYSTEM CF65/75/85 series 4 5 Fuel filter screw cap (2) in which the filter element (3) is secured. The inner section of the filter housing contains a central tube (4) with a supply side (A) and a permanent bleed side (B). The fuel enters via connection (5) and is forced through the filter element (3). Within the filter element is the central tube (4) with the supply side (A) and a permanent bleed side (B). Via bores in the supply side (A), the filtered fuel passes to the pump housing. A small section of the fuel and any air present enters via a calibrated hole (6) on the top of the central tube (4) in the permanent bleed side (B) and is led to the bottom of the filter housing. At the bottom of the filter housing, a small amount of fuel and any air present are mixed with the leak-off fuel from the injectors (9) and the excess fuel from the pump housing (10). In the connection of the injector leak-off pipe is a banjo bolt with an integrated non-return valve (11). From the bottom of the filter housing, the excess fuel and any air present go back to the tank (7). A B A B i400424 6 2 5 10 8 7 7 8 9 1 3 11 4 |