[Your Name] [Your Address] [City, State, ZIP Code] [Email Address] [Phone Number] [Date] [AC Manufacturer's Name] [AC Manufacturer's Address] [City, State, ZIP Code] Subject: AC Unit Warranty Claim — [AC Unit Model and Serial Number] Dear Sir/Madam, I am writing to inform you about an issue I am experiencing with my AC unit, which is under warranty. I purchased the AC unit [mention the purchase date] and it was installed by a licensed technician. However, after only [mention the duration in months or years] of usage, the unit has malfunctioned. I am confident that the issue I am experiencing is covered under the terms and conditions of the warranty agreement as outlined in the warranty documentation provided with the AC unit. The warranty period for my AC unit is [mention the duration of the warranty]. Therefore, I kindly request a repair or replacement of the unit at your earliest convenience. To assist you with the warranty claim, I have included the necessary details below: 1. AC Unit Information: — Model Number: [provide the model number] — Serial Number: [provide the serial number] 2. Description of the Issue: [Give a detailed description of the problem you are facing with the AC unit. Include any relevant symptoms or error codes displayed on the unit, if applicable.] 3. Date of Purchase and Installation: — Purchase Date: [mention the purchase date] — Installation Date: [mention the installation date] 4. Proof of Purchase: — Receipt/Invoice Copy: [Attach a photocopy or digital scan of the purchase receipt or invoice] 5. Contact Information: — Primary Contact Name: [provide your full name] — Phone Number: [provide your primary phone number] — Email Address: [provide your email address] Additionally, please advise me on the preferred method of submission for any further documentation or information required to process this claim. You may contact me using the above-mentioned contact details. As a valued customer, I trust that you will honor the warranty agreement promptly and efficiently. I understand that the warranty terms may require an assessment by a technician from an authorized service center. Hence, I kindly request that you arrange for an inspection or provide guidance on how to proceed further. I eagerly anticipate a favorable resolution to this matter as soon as possible, as it has caused considerable inconvenience for me and my family. I appreciate your attention to this warranty claim and your commitment to customer satisfaction. Thank you for your prompt action on this matter. Yours sincerely, [Your Name]