Install guides
Every install, step by step — in your pocket
Browse all 65 field-tested HVAC install guides and whole-system check-off lists free. Open and follow any one — as a full walkthrough or a compact checklist — on any paid plan.
- Split-System AC / Heat Pump Install
- Replace a Run Capacitor
- Set the Condensing Unit
- Install the Air Handler / Coil
- Line Set Joints: Braze vs. ProPress
- Evacuation & Charging
- Install a Ductless Mini-Split
- Install a Gas Furnace
- Install a Low-Voltage Thermostat
- Install the Condensate Drain
- Install a Filter-Drier
- Install a TXV (Thermostatic Expansion Valve)
- Set a Packaged Rooftop Unit (RTU)
- Install a Heat-Pump Outdoor Unit
- Install an Electric Heat Kit (Strip Heat)
- Install Ductwork, Plenums & Transitions
- Designing a Duct System, Start to Finish
- Duct Sizing Without a Ductulator
- Duct Transitions & Tight Spaces
- Nitrogen Pressure / Leak Test
- Refrigerant Recovery
- Replace a Compressor (Condenser)
- Replace a Reversing Valve (Heat Pump)
- Replace an Evaporator Coil (Air Handler)
Prerequisites & tools
What to have on the truck and what to confirm before you ever break vacuum.
Target specs to hit
The numbers that matter at each step — subcool, superheat, torque, static pressure.
Safety callouts
The watch-outs that keep the job — and you — out of trouble, right where they apply.
A peek inside one guide
Split-System AC / Heat Pump InstallChecklistWhole-job check-off: pre-job, set equipment, line set, electrical, evac, charge, commission.26 steps
- Permit pulled and posted
- Manual J / equipment sizing confirmed
- AHRI match verified (model numbers recorded)
- Recover existing refrigerant to EPA standard (changeout)
- + 22 more steps, on any paid plan
65 guides, free to browse
From split-system installs to a single contactor swap — every procedure, every check-off list, no account required.