Blog | Alexander Services

What Does It Mean If I Have A Leak in My Air Conditioner?

What Does It Mean If I Have A Leak in My Air Conditioner? What is an Air Conditioner Leak? Every year our technicians put hundreds

July 9, 2015 No Comments

Furnace Indicates Open Limit Switch

Furnaces Indicates Open Limit Source Is this you? “My furnace stopped working”, “My furnace runs but quickly shuts off”, “My furnace light indicates open limit”,

January 1, 2015 No Comments

Furnace Ignition Cycle

Diagnostics Using the Furnace Ignition Cycle Most gas furnace problems can be narrowed down to a specific set of device problems by determining when the

December 3, 2014 No Comments

How to Diagnose a Sequencer

Diagnosing Sequencers This video from Alexander Services explains how an HVAC sequencer works and how to diagnose a faulty sequencer in a heat pump system.

November 17, 2014 No Comments

Dave Lennox – Signature Series

Dave Lennox Signature Collection XP17 Air Conditioner and 98% Furnace High-efficiency air conditioner and furnace installation ensures your home stays comfortable while saving energy. At

November 2, 2014 No Comments

What is the Difference between Auxiliary Heat and Emergency Heat on my Heat Pump?

Aux. Heat vs Em. Heat – Frank Alexander, February 03, 2020 Have you ever wondered what those two heat settings are on your thermostat? Are

October 19, 2014 No Comments

What Makes a Gas Furnace Work?

What Makes a Gas Furnace Work? Furnace Safety This probably crossed your mind once or twice but you ignored it and said “let’s leave it

September 22, 2014 No Comments

Will Closing Registers Help Heat or Cool Other Rooms?

Will Closing Registers Help Heat or Cool Other Rooms? What Does Closing Registers Really Do? I was asked this recently on a web forum: I

September 15, 2014 No Comments

My Thermostat Has No Power, What Can I Do?

My Thermostat Has No Power, What Can I Do? Should I Replace my Thermostat? If you live in the Southeastern United States during the hot

July 7, 2014 No Comments

How Does a Contactor Work?

HVAC Contactors Contactors are the switch to turn on your heat pump or air conditioning compressor and condenser fan. The switch is an electrical switch

June 15, 2014 No Comments