Brochure

36
Solar Tankless Back Up
AQUASTAT
SOLAR
COLLECTOR
COLD
WATER
INLET
SOLAR
CONTROL
COLLECTOR SENSOR
TANK SENSOR
GAS
SUPPLY
TEMPERED
HOT WATER
STORAGE TANK
T
CH
TANKLESS
WATER HEATER
* The air vent is to be installed at the highest location of the system. The diameter of the pipe leading up the air vent is to be no smaller than the piping
throughout the system.
** 1. Control of the primary loop pump is dependent on the requirement of the heating application.
** 2. The primary loop pump is to provide no less than 2 gpm through each activated Takagi unit in the system. (Exception: no less than 4 gpm through
each 910 series)
*** Size of zone pumps and method of control are dependent on the requirements of the heating application.