Troubleshooting

Troubleshoot your heating system or cooling unit—save time and money

Residents of Middlesex and Norfolk Counties have long trusted Needham Oil Complete Heating & Cooling as a bona fide expert with heating and cooling systems.

We are happy to offer our residential customers professional installation, maintenance and repair services that just can’t be beaten.

We are also pleased to provide ways in which you can save time and money by taking your own measures to ensure that your systems are working properly. If you are having problems with your heating or cooling system, consult our heating and cooling troubleshooting guides below.

If you have questions, please contact us at your earliest convenience! If you feel this is an emergency and need to bring in an expert, please call us—don’t email.

I need help with my oil heating system. *

I need help with my gas heating system. *

I need help with my cooling system. *

* Needham Oil Complete Heating & Cooling cannot be held liable for any adjustments you make to your heating or cooling system.