Fast, precise HVAC diagnostics and on-the-spot repairs for homes and light commercial in Clark County, WA
Why choose Heisenberg for diagnostics
- Same-day or next-day appointments
- Clear, written findings before any repair
- Up-front pricing; diagnostic fee credited toward the approved repair (same day)
- Residential & light commercial (rooftops, air handlers, mini-splits, furnaces)
- We serve Clark County, WA
What our diagnostic includes
We run a full system check to find root causes — not just symptoms
- Electrical testing (capacitors, contactors, motors, safety circuits)
- Refrigerant pressures & temperatures (SH/SC), leak check indicators
- Airflow & static pressure (ESP) across the air handler/furnace
- Thermostat & control logic, sensors & zoning
- Visual inspection of coils, filters, drains and duct connections
- Error codes & data logging with pro instruments
💬 Live chat available — you’ll be talking to a real technician, not a bot.
Professional HVAC diagnostics and repair in Clark County, WA. We service residential and light commercial systems: rooftops (RTU), air handlers, furnaces, and mini-splits. Same-day/next-day visits, written findings before repair, diagnostic fee credited toward approved repair. No service in Portland, OR.
HVAC Repair & Diagnostic — FAQ
- What does the diagnostic include?
- Electrical testing, refrigerant measurements (superheat/subcool), airflow & static pressure, thermostat/controls, and a visual inspection of coils, drains and ducts.
- Do you credit the diagnostic fee toward the repair?
- Yes. If you approve the repair during the visit, your diagnostic fee is applied to that repair.
- Do you service commercial rooftop units?
- Yes — light commercial RTUs and air handlers in Clark County, WA.
- Do you work in Portland, OR?
- No. We currently serve Clark County, WA only.
- How fast can you come?
- Same-day or next-day in most cases. Call 971-294-1215 or use live chat.