Some tips to help keep your air conditioner from freezing up include: 准时更换空气过滤器. When the airflow to a unit is blocked by a dirty air filter, the coil will develop an ice layer. Make sure the condensate drain line is not obstructed. 湿气积聚会导致机组结冰. 保持通风口开放. Make sure that all the home’s vents and return registers are open and clear of obstructions. If your unit keeps freezing up, 州际加热 & beplay2网址可以帮上忙. 我们提供专业提示 beplay2网址维修服务 以可承受的利率. 现在beplay靠谱嘛!