If it is difficult to run the hose to your water heater, it is possible to tap into the hot water line somewhere else in the house.
如果软管连接热水器有困难，可以把热水器接到室内热水供应管道上。
2
Run the hose to the water heater.
把软管接到热水器上。
3
The only thing new to your existing system is the hose coming down from the batch heater, the batch connect valve, and the “T” connector at the Hot Out valve to tie it all together.
整个热水系统中只有从批量加热热水器引水的软管、连接阀、以及接在止热阀（the Hot Out valve）上用作贯通的三通是新添加的。