(1) ubushyuhe bwo hejuru flame muriboilerItanura rikora imirasire yubushyuhe ku rukuta rw'amazi, ku buryo uburyo bwo gukora mu rukuta rw'amazi bukurura ubushyuhe kandi bugenda buhinduka amazi kugeza ku ruvange rw'amazi rugana mu ruvange rw'umwuka wo guhumeka.
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. Ni hejuru cyane, bityo gukoresha inkuta zuzuye amazi bikiza icyuma ugereranije no gukoresha convection imiyoboro ya convetion, bityo bigabanya ikiguzi cyubuso bwubushyuhe bwa boiler.