Why Is Cold Air Coming Out When Heat Is On? Your furnace may be blowing cold air because the filter is too dirty. A dirty air filter blocks airflow over the furnace’s heat exchanger, causing it to overheat. When overheating, your furnace can trip a high limit switch, causing the furnace burners to shut off
Why Does My Heater Blow Hot Air Then Cold Air? If your furnace starts blowing warm but then quickly turns cold, the flame sensor may need attention. A flame sensor that’s covered with grime or worn out can cause the burner to keep shutting off. You’ll need a visit from an HVAC professional to make
Can You Overheat Your Mac? Like any laptop, your MacBook is susceptible to overheating. A hot MacBook is not just uncomfortable to work with, but it can reduce your battery’s lifespan and possibly even damage other internal components. Can my MacBook catch on fire? Apple today announced a voluntary recall for ‘a limited number’ of