50°outside,I have 3 units (zones) fro the whole house, 2 of them were working just fine. When I turn on the thermostat and set up temperature, neither 室外机 or 室内 机 starts, but it does turn on on Cooling mode.
【在 s*********r 的大作中提到】 : 50°outside,I have 3 units (zones) fro the whole house, 2 of them were : working just fine. : When I turn on the thermostat and set up temperature, neither 室外机 or 室内 : 机 starts, but it does turn on on Cooling mode.