Toshiba HWT-601XWHM3W-ETR Service Manual page 26

Installation example of water circuit
(1)
(3)
(5)
The water flowing for a system without buffer tank ((1), (2), (3), (5)) requires13 /min (1101XWH), 10 /min
(601XWH) or more. This water flowing requires 5 or more branches of Floor heating or Radiator etc.
Less than 5 branches may cause a flow deficiency. In this case, please provide a buffer tank and secondary pumps
as shown in (4).
Please check how to install the boiler (See page 61)
(2)
(4)
(6)
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