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Removal of air from a contour of low pressure fuel path - for example, the engine 612 series

Removal of air from a contour of low pressure fuel path 612 series engine

1 - Fitting the return fuel line 2 - The vent hose	3 - venting pump

PERFORMANCE ORDER

Illustrative material on the implementation of procedures for the removal of air from the low pressure circuit of the engine fuel path 612 is shown in a series of illustrations, which includes all the links in the text. Remove the trim panel of the cylinder head. Disconnect from the union (1) the fuel return line. Connect to release the nipple (1) ventilation hose (2). Connect to the cigarette lighter socket venting pump (3). Follow the procedure for ventilation as long as the fuel in the exhaust stream does not stop bubbling. Turn off the pump (3) and restore initial connection of communication lines. Installation components are removed in the reverse order of their removal.