Frequently Asked Questions

For your convenience, we’ve compiled a list of frequently asked questions and quick tips. If you need further assistance, we are more than happy to help. Just call us at 610-544-7500.

Q: What local areas do you serve?

A: We exclusively service Sub-Zero, Wolf, Cove, ASKO and Scotsman appliances for the Philadelphia metropolitan area. For a complete list of the zip codes we serve, click here.

Q: What is the best way to schedule an appointment?

A: Give us a call at 610-544-7500. Our friendly customer service representatives will get all the necessary information from you to schedule your service call as soon as possible.

Q: How do I locate my model and serial number?

A: Our customer service representatives are happy to help you with this. You can also find more information here.

Q: Does Appliance Repair Service offer timed appointments?

A: We do our best to accommodate the busy schedules of all of our customers. We offer appointments in time windows including first call, morning, midday and afternoon. You will receive a reminder the day before your appointment, and your technician will call you on the day of your appointment to give you an approximate arrival time at your home within your scheduled time window. This ensures you won’t be tied to your home waiting for your service call.

Q: What does Appliance Repair Service charge by the hour?

A: We don’t charge by the hour. For non-warranty calls, we have an initial diagnostic trip charge. Our factory certified technician will come to your home and assess what your unit needs to get back to optimal function. We pride ourselves on the honesty and integrity of our technicians and their ability to exceed your service expectations. During the diagnostic visit, your technician will give you a thorough explanation of the solution to get your luxury appliance back to its peak performance, including any additional parts and labor that may be required.

Q: What forms of payment does Appliance Repair Service accept?

A: We accept cash, personal checks, Visa and MasterCard. Payment is due at time of service.

Q: What is the best temperature setting for my Sub-Zero’s optimum efficiency?

A: Sub-Zero recommends 38 degrees in the refrigerator and 0 degrees in the freezer.

Q: What routine maintenance should I do for my Sub-Zero refrigerator / ice machine or Scotsman ice machine?

A: To ensure a long lasting appliance, the manufacturers recommend that you clean your refrigerator or ice machine at least twice a year or have this done once a year by a factory certified professional technician. For your convenience, Appliance Repair Service offers a Clean and Service program that will help maintain your appliance for years to come. Our factory certified technician will come to your home to thoroughly clean your appliance and conduct a comprehensive 23 point inspection to ensure that your unit is performing at its optimal efficiency. Services

Q: I prefer to clean the condenser myself. What’s the best way to do this?

A: Good for you! Sub-Zero offers a step-by-step instructional video to guide you through each step of properly cleaning your unit’s condenser.

Q: What warranties come with my Sub-Zero?

A: Sub-Zero, Wolf and Cove offer some of the best residential warranties in the industry. For two years from the date of original installation, your Sub-Zero product warranty covers all parts and labor to repair or replace, under normal residential use, any part of the product that proves to be defective in materials or workmanship. Up to 5 years after installation, Sub-Zero offers a fully covered warranty on any sealed system jobs. Up to 12 years after installation, Sub-Zero offers a partially covered warranty on any sealed system jobs. And if you have your product installed by a Sub-Zero Factory Certified Installer, Sub-Zero will add an extra full year to your warranty. Please note: all warranty service must be performed by a factory certified service company such as Appliance Repair Service. For more information click here.

Q: Does Appliance Repair Service sell parts?

A: We keep an inventory of Sub-Zero, Wolf, Cove, ASKO and Scotsman parts on our technicians’ trucks so we can complete most service calls in a single visit to your home. Our trucks also stock water and air filters for separate purchase. If you want to order parts for any of these products yourself, contact the only Factory Certified Parts distributor in the Philadelphia metro area by calling 1-800-304-0153, emailing, or visit