Connecting a wired remote controller1. Connect 'F3, F4' of TB-C kit with 'F3, F4' of a wired remote controller.f 2 units (wired remote controllers) are able to be installed on TB-C.f When 2 units are installed, either one shall has "Main" setting and another one shall have "Sub" settings on a wiredremote controller.Temp. Sensor for DHW, Backup heater and a Water Flow SensorRelayExternal wiring to control a switch of relay by a installerTemp. sensor for DHWFlow SensorTemp. sensor for backup heaterConnecting a temp. sensor wire into DHW1. Put the sensor side of a temp. sensor wire into the designated location in a DHW.2. Connect the other side of the line at CNS042.Connecting a temp. sensor wire to outlet of backup heater1. Put the sensor side of a temp. sensor wire into the designated location in a backup heater.2. Connect the other side of the line at CNS047.Connecting a flow sensor1. Install a flow sensor in water line.2. Connect a wire a flow sensor into 'CNS057' connector.Connecting a PV(Photovoltaic) Signal / Peak power control Signal1. Install as above diagram.2. Connect the PV / Peak power control signal wire to the 'CNS046' connector.• It operates according to the setting of FSV, and both functions can not be used at the same time.(PV Control / Peak power control)NOTE19ENGLISH