The pressure switch is a protective device that opens and causes the HVAC system to stop operating under certain conditions which may be harmful. It is important to note that when a pressure switch is replaced, it is replaced with the exact switch. The Pressure settings are very delicate and any change in the setting by installing a different switch could cause a safety issue.. This kit includes the pressure switch, (2) 64-17606-03 4-1/2 inch red nylon cable ties, (1) 791004 36 inch long silicone rubber tubing, and (3) AS-50201-09-U2 wire assemblies.. Heating, ventilation, air conditioning, or refrigeration parts and accessories should only be installed by qualified technicians.. Supplying Demand replacement parts are compatible with Major Brands, but you should always verify fitment with your specific application.. SD products come in Supplying Demand packaging..
