FIELD: engines and pumps.
SUBSTANCE: invention relates to operation of reducer feeder. Method of operation of feeder (1) of reducer from tank (2) to device (3) intended for cleaning of exhaust gas of engine (4) in car (5). Note here that in ICE (4) operation, intermittent withdrawal of air (22) from said feeder (1) occurs. In compliance with this invention, first, air removal process (22) is registered. Then, time relay (6) is activated with preset time interval (16) and/or preset mass flow adder (25) is activated. Preset time interval (16) and/or preset mass flow (26) are reached, air removal process (22) is activated.
EFFECT: precise dispensing of reducer.
10 cl, 4 dwg
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