Testing High Limit Switches Repairs Furnace High Limit Switches, High Temperature Switches Sometimes a furnace will not heat your home. When you get to the furnace and check the LED, the light code indicates a high limit open. This is an indication that the furnace has reached a high temperature
Installing A Honeywell Glowfly Hot Surface Igniter Replacing a hot surface igniter that wasn’t working consistently. Notice the length of time the old one takes to get red hot and only gets red hot a split second before the gas valve opens. Starting from a cold start, the old igniter
Common Furnace Problems – Bad Ignition Circuit Board Furnace Repairs Near You This Rheem circuit board was giving me a bad signal. I checked the indicated temperature switch and the switch was working fine. The problem was the circuit board as indicated by the voltage sent to the gas valve.
Pressure Switch Quick Check This brief video shows a quick check on a pressure switch. Although this is a very rudimentary check, the proper check involves checking with a manometer and checking to the correct pressure as printed on the switch. For Furnace and AC repairs, call Alexander Services (919)
How To Test a Capacitor In this episode, I demonstrate how to test the capacitance of two different run capacitors. I use the FieldPiece SS66 multimeter to check the micro farad reading on two capacitors. How to Test if a Capacitor is Good or Bad This brief video shows a
Choosing the Right Thermostat Heat Pump Thermostats? Furnace Thermostats? Air Conditioner Thermostats? Programmable Thermostats? WiFi Thermostats? Selecting the correct thermostat for your system is very easy. You just have to know what to look for. This short video discusses the choices between a Furnace/AC Thermostat, a Heat Pump/AC Thermostat and
How to Tell if You Have a Bad Air Conditioner Capacitor Have you had an Air Conditioning capacitor replaced? Did you ever wonder what makes an HVAC capacitor go bad? Did you think to ask how can I tell if the air conditioning capacitor has failed? or Is my air
Commercial Roof Top Unit Air Conditioner York Commercial Package Units. Sunline product line, 20 ton roof top unit. Full install from start to finish. Commercial Rooftop Unit Installs call Alexander Services (919) 886-4822
The Fieldpiece SMAN3 Tested out my new Fieldpiece SMAN3 the other day. This new tool saves time and money and also is more accurate than the standard analog gauge manifold and multimeter where multiple inputs are required from several different pieces of equipment. Check out the video and see how
Installing a Non-Programmable Honeywell Pro 3000 Installing a non-programmable thermostat is an option for some customers. Many different types of customers just have a hard time programming the more expensive programmable thermostats. Using a single temperature setting non-programmable thermostat is the answer to many of our customers. The Honeywell Pro
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Alexander Services provides Heating, Air Conditioning, Electrical and Plumbing Services in the Greater Raleigh Area and surrounding areas. Offering both Commercial and Residential Services, we provide emergency services and are open 7 days a week to provide you quick, award-winning same-day service.
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