If you are out of oil or you have no heat, please call the toll-free number of the division nearest to you for emergency service. Do not include sensitive data such as credit card or social security information in this form. We are not responsible for any loss or damage whatsoever resulting from the inclusion of sensitive information in this form. If your air conditioner isn't cooling like it used to, and your energy bills keep getting higher, it's time to consult an HVAC expert. These are two indications that it may be time to consider a new AC installation.