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Chilly Willy's Customer Tips
Things you can check before calling. Saves you money, saves us a trip, gets your equipment back online faster. Written by HPC Mechanical's penguin mascot — same one that's been on the side of the trucks since 1977.
AC not cooling? Try these 5 checks first
Before you call us in the middle of the first heatwave, walk through these five 90-second checks. About a third of "my AC is broken" calls turn out to be one of them.
Furnace blowing cold air? Quick diagnostic checklist
A furnace that runs but doesn't heat is one of the most common winter callbacks. Here's how to figure out if it's something you can fix in five minutes — or something we need to handle.
Why your filter matters more than you think
The cheapest part in your HVAC system is the one that breaks the most expensive ones. Here's what filters actually do and how often to swap them.
Thermostat blank or blinking? Start here
A blank thermostat usually isn't a thermostat problem. Here's the order to check things — from "swap the batteries" all the way to "the float switch tripped."
What that drip in the basement could be
A puddle under the air handler isn't always a leak. Here's how to tell the difference between a normal condensate issue and something we need to come look at.
Strange noises from your HVAC: a translation guide
Banging, squealing, hissing, or buzzing — every weird HVAC noise tells us something. Here's how to describe what you're hearing so we can show up with the right parts.
Heat pump basics: why it stays on so long
If you just upgraded to a heat pump and it's running for an hour at a time, that's actually correct. Here's why heat pumps work differently from the gas furnace you grew up with.
Spring tune-up checklist (before the first heatwave)
Two hours of spring prep saves you from a 90°F-and-no-AC emergency call. Here's what to do yourself and what we'll handle on a tune-up visit.
Fall tune-up checklist (before the first cold snap)
Skip the fall furnace tune-up and you'll find out the hard way which part decided to die over the summer. Here's the routine that prevents most no-heat calls.