FIELD: engines and pumps.
SUBSTANCE: set of invention relates to automotive industry and can be used for catalytic reduction of used gases in their cleaner for their neutralisation. Note here that the dispenser incorporates one delivery pump and one injector as well as one pipe section to feed the reducing agent from one delivery pump to one injector. Claimed process includes the steps that follow. a) This dispenser is actuated to dispenser the reducing agent to used gas cleaner device (2). b) The dispenser is deactivated to cause the pressure increase in the pipe section to the first pressure. c) Said first pressure higher than barometric pressure is maintained in the pipe section for the first time interval.
EFFECT: higher reliability of the dispenser reliability.
9 cl, 3 dwg
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