HVAC Tips
Wall Sleeve Requirements: What You MUST Have Before Installing the Amana PBH113J35CC
Mike explains the sleeve requirements for the Amana PBH113J35CC—covering depth, placement, slope, gaskets, drainage, and why the wrong sleeve destroys performance.
Heat Pump vs Electric Heat: Why the Amana PBH113J35CC Saves Way More Money Than You Think
Mike explains why the Amana PBH113J35CC heat pump beats electric heat—covering efficiency, comfort, winter performance, operating cost, and hybrid heating advantages.
Is 11,500 BTUs Enough? Mike’s Sizing Guide for Bedrooms, Basements & Small Apartments
Mike breaks down whether 11,500 BTUs is enough for your room, covering sizing, insulation, sun load, air leakage, basements, and when this Amana wall heat pump is the perfect fit.
120V vs. 240V vs. Multi-Tap Transformers: Which One Do You Actually Need for Your System?
Tony breaks down 120V, 240V, and multi-tap HVAC transformers—how they work, which systems use which input voltage, and how to choose the right one every time.
Low Voltage Issues in HVAC Systems: How a Weak Transformer Causes Big Problems
Tony explains how low voltage from a weak transformer causes buzzing contactors, dead thermostats, zoning issues, and unpredictable HVAC failures—and how to fix it.
Why Your Furnace Fuse Keeps Blowing (And Why Replacing the Transformer Isn’t the Fix)
Tony explains why furnace fuses keep blowing—shorted wires, contactor issues, humidifier overload, and why replacing the transformer never fixes the real problem.
How to Test a Transformer With a Multimeter (Tony’s Foolproof Method)
Tony shows how to test an HVAC transformer with a multimeter—primary voltage, secondary output, load testing, shorts, failures, and foolproof 24V diagnosis.
The Hidden Drain Slope Problem — Why Tony Re-Slopes Condensate Lines After Vacuum
The 120k Furnace Exhaust Reality — Why Tony Rebuilds Every Vent Instead of Reusing Old PVC
Why Tony Mounts the Thermostat Last — Not First
Why Tony Refuses to Seal the Coil Casing Until He Sees the First Frost Pattern
