All HVAC systems come have a warranty period. How to know if your system is still within warranty?
Usually a HVAC System comes with a 5 years of warranty. If you know the warranty period exactly, find out the label on the outer side of the equipment for a manufacture date. No determine if your system is within warranty period. Warranty periods vary with manufacturers and installing companies. In most cases the service contactors will not check your warranty. If you are really not sure whether your system is within warranty and lost all the concerned documents, contact your manufacturer. The customer support team at the manufacture’s end will be able to help you if give them the model number, serial number, and date of installation. If your system is within warranty tell your contractor about it.
Warranties save a great deal of repair cost. When machine is outside warranty, you will have to pay the full retail price for a part that the contractor bought. With the warranty you can get it for free or for a discounted price. Preserve the receipts, invoices, and documentation. These are invaluable if there is a recurrent problem with your system and you need to escalate it with your manufacturer.
Is sound from HVAC system okay or alarming?
Most heating and cooling equipment produce sound when being operated. Buying a low sound system will not make larger hole in your pocket. But sound from the HVAC can affect the comfort level of people working inside the building. The amount of sound a unit makes depends on variety of factors like its age and model. A model with insulated compressor will make lesser sound than those without insulation. Today there are systems that make little or no sound. So when you compare the systems of various brands always ensure that you select one that makes the minimal sound.