Heat Pump, Split System, Single Service, 3 phase
22 Maintenance Document 1394-1
3.6.2 Output Test Mode
LINE OUTPUT WATERSTAGE
7700 QX23 (1) Circuit 1 heating pump or swimming pool selection valve
QX21 (1) Open mixing valve 1
QX22 (1) Close mixing valve 1
QX1
QX2 DHW heating circuiting pump (if connected)
QX3 Circuit 2 heating pump
QX4 DHW selection valve
QX5 Boiler selection valve (or heater 1)
QX6 Boiler (or heater 2)
QX23 (2)
QX21 (2)
QX22 (2)
QX7 DHW electrical auxiliary
7710 UX Output test UX %
7711 UX Voltage signal UX
7721 DO 1 Heating (or cooling) mode
7722 DO 2 Outdoor unit operation
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