justinEdit Profile TL;DR: What to Check When Your Furnace Is Blowing Cold Air Before calling for furnace repair: Make sure the thermostat is set to Heat Set the thermostat fan to AUTO, not ON Give the furnace a minute or two after startup Check your furnace filter Make sure supply vents and return grilles are … Read more
TL;DR: What to Check When Your Furnace Won’t Turn On Before calling for furnace repair: Make sure your thermostat is set to Heat and set above the current room temperature. Replace the thermostat batteries if it uses them. Check the furnace power switch and circuit breaker. Look at your furnace filter and replace it if … Read more
TL;DR: Why Does My Water Pressure Drop When Two Faucets Run? A small pressure drop is normal, but a major drop usually means your plumbing cannot deliver enough water under demand. If the whole house is affected, check the main valve, pressure regulator, water softener, filter, service line, or main piping. If only hot water … Read more
TL;DR: Why Does Half My House Have No Power if No Breaker Is Tripped? If unrelated rooms lose power and several 240V appliances stop working, a lost incoming service leg is a strong possibility. If only one room or a few nearby outlets are dead, look first at a branch breaker, GFCI, outlet, or wiring … Read more
TL;DR: Why Is There Water Around My Furnace in the Summer? The water usually comes from your AC, not the furnace. Your evaporator coil creates condensation during normal cooling. The most common causes are a clogged condensate drain, failed condensate pump, cracked drain pan, leaking fitting, or frozen evaporator coil. When the water appears matters. … Read more
TL;DR: Thermostat Blank Even Though the Breaker Is Not Tripped A breaker that is on does not prove your thermostat has power. The thermostat usually gets low-voltage power through the furnace or air handler. Check the simple things first: batteries, indoor HVAC breaker, service switch, furnace panel, condensate water, and thermostat connection. A blank thermostat … Read more
TL;DR: Thermostat Says “Cool On,” but No Air Is Coming From the Vents “Cool On” means the thermostat is requesting cooling. It does not confirm that the AC or blower actually started. Switch the fan from Auto to On. If nothing blows, focus on the indoor blower, power, controls, and safety switches. Check the simple … Read more
TL;DR: Why Your AC Works at Night but Not During the Day Nighttime temperatures make your AC’s job easier, so a system with reduced capacity may seem normal after sunset. Start with airflow. Check the filter, vents, outdoor condenser, and any signs of ice. Common causes include dirty coils, low refrigerant, weak electrical components, duct … Read more
TL;DR: Using a Swamp Cooler During Wildfire Smoke A swamp cooler can bring wildfire smoke indoors because it continuously pulls outside air into your home. Turn it down or off during heavy smoke when your home can remain safely cool, but do not allow indoor temperatures to become dangerously hot. Check the AQI before running … Read more
TL;DR: Why Does My Swamp Cooler Keep Tripping the Breaker Pay attention to when it trips. Immediate trips, delayed trips, high-speed trips, and pump-related trips can point toward different problems. Common causes include the blower motor, pulley, belt, water pump, damaged wiring, an overloaded circuit, or a failing breaker. If it only trips on high, … Read more
