HYBRID STORAGE TYPE HOT WATER SUPPLY DEVICE

PROBLEM TO BE SOLVED: To simplify a piping structure in an outer casing 9 and minimizing a length of external piping to a heating device 2 and an auxiliary heat source machine 3 in a hybrid storage type hot water supply device including a hot water storage tank 1 received in the outer casing 9, the heating device 2 for heating tank water while circulating the same from a bottom section to a top section of the hot water storage tank 1, and the auxiliary heat source machine 3 for auxiliarily heating warm water tapped from the hot water storage tank 1, and further provided with a water supply connection port 91, a hot water supply connection port 92, a going connection port 93 and a returning connection port 94 for the auxiliary heat source machine 3, and a going connection port 95 and a returning connection port 96 for the heating device 2, on the outer casing 9. SOLUTION: The water supply connection port 91, the hot water supply connection port 92, and the going connection port 93 and the returning connection port 94 for the auxiliary heat source machine 3, are formed on the same face 9a of the outer casing 9, and the going connection port 95 and the returning connection port 96 for the heating device 2 are formed on the other one face 9b of the outer casing 9. COPYRIGHT: (C)2011,JPO&INPIT