FIELD: burning of liquid fuels; power engineering. SUBSTANCE: unit includes fuel oil service reservoir 1 connected with coarse filter 3 and gear pumps 6 and 7 by means of pipe line 2. Outlet of pump 7 is connected with outlet of injector 8 through preheater 4 and fine filter 5. Recirculating pipe line 10 is connected to manifold 11 provided with nozzle tips and located in service reservoir 1. Bypass pipe line 16 fitted with gate valve 17 is connected to pipe line 2 on which additional pipe line 18 fitted with gate valve 19 is located. EFFECT: enhanced efficiency. 3 cl, 1 dwg
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