Solve the air conditioning problem yourself…
A cold wave a year ago brought a lot of trouble, solar water pipes frozen hot water can not come down, 2 watering water guns froze crack, air conditioning fault alarm can not be started. Contact the maintenance staff, they say that they are too busy and have to wait in line until the next day. It seems that a lot of people have been recruited in this cold wave. It is worried that the circulating pump of the air conditioner will not work, and the continuous low temperature will freeze the water storage tank, Peng expansion tank and other components, resulting in greater losses, especially after a cold night, so just try to solve it yourself.
Fault phenomenon: the control panel fault alarm is displayed continuously, check the fault code for flow fault, and the air conditioner can not start. Check that the four pressures of the circulating water pressure gauge are normal, and there is no blockage after removing the filter screen. After cleaning and releasing water, the water supply syst...