The Amana AMAP050BW window and wall air conditioner comes with a limited manufacturer's warranty. The warranty covers defects or malfunctions caused by faulty parts or workmanship for a period of one year from the date of purchase. The warranty also covers the cost of any necessary repairs or replacement parts. To make a warranty claim, the owner of the unit must provide proof of purchase and contact the authorized Amana service center. The warranty does not cover damage caused by misuse or improper installation of the unit. Overall, the warranty provides peace of mind for the owner of the Amana AMAP050BW window and wall air conditioner, ensuring that any possible defects or issues will be addressed by the manufacturer.