When it determines that it is time for a defrost cycle, it will shut down the compressor so that no refrigerant is coming into the evaporator and will run the evaporator fans to warm evaporator coils until they reach a target temperature that indicates that there is no ice remaining.
Back to Top. HiGreydays, i have felt a tight feeling in chest with panic attacks. the burning feeling i get also and i associate that to heartburn.I suggest to watch what you eat and log it into a diary to see what causes the burning in the chest.
Acute causes of heavy chest feeling are. 1  Gastritis or esophagitis: Chest pain involving the lower chest and upper abdomen, and increases on swallowing or after eating food. 2  Myocardial infarction or heart attack: sudden excruciating chest pain with squeezing and heavy feeling in the chest. Pain may radiate to shoulder and jaw. Sweating or breathing difficulty can accompany with it. Fracture of ribs: there is history of trauma in individuals who have heavy chest feeling and pain in the chest.