ClimateMaster geothermal · Oklahoma

ClimateMaster builds a good machine. The loop decides the rest.

ClimateMaster is the heart of my geothermal installs. At Hartzell’s Heat & Air in Kingfisher I have worked on ClimateMaster equipment on 100+ jobs in my records since 2017, as a GeoElite dealer and IGSHPA accredited installer. I size it from a heat load calculation, commission it with measured numbers, and give you my findings in writing for any warranty claim. A diagnostic is $348 flat, any hour.

4.8 stars · 300+ Google reviews · ClimateMaster GeoElite · IGSHPA Accredited · BBB A+

By Dave Hartzell, Master HVAC, IGSHPA Accredited, ClimateMaster GeoElite dealer, 47 years in the trade. Updated October 3, 2026.

Geothermal consultation
Free
Anywhere in Oklahoma. I have to see the house to give a real number.
Geothermal diagnostic
$348
Flat, weekday or after hours. Not credited toward the repair. Written report and quote.
Warranty claims
In writing
I diagnose it and give you my findings in writing, with factory technical support on the model.
From my records

What actually breaks on the geothermal systems I service at Hartzell’s, ClimateMaster included?

At Hartzell’s Heat & Air in Kingfisher, I counted every geothermal job in my service records since 2017, 700+ of them across every brand I service, rounded down. Condensate drains and loop air or flushing came up 150+ times each. Refrigerant charge came up 100+ times, loop pumps and flow centers 45+, thermostats 45+. Compressors failed fewer than 15 times. Loop fields replaced: zero. I have loops in the ground on their third generation of equipment.

“We don’t replace the loops. They last.”Dave Hartzell, Hartzell’s Heat & Air, Kingfisher

When a ClimateMaster locks out, the code on the board tells me where to start. My ClimateMaster fault code guide lists what each code means, built from ClimateMaster’s own control manuals. On the thermostat side, the iGate ATC32U03 and iGate 2 walkthroughs cover modes, schedules and fault screens.

GeoElite

What a GeoElite dealer actually does differently

It is not a sticker. It is factory training on the equipment I install, a technical support line that knows the model on your wall, and a written diagnosis you can take to the manufacturer for a warranty claim. The other half is IGSHPA, the ground loop credential. A ClimateMaster will still underperform on a loop short on capacity or a flow center full of air, and I am accredited on both sides.

ClimateMaster geothermal unit installed in the mechanical room of a custom home
ClimateMaster in a custom home mechanical room.
ClimateMaster control diagnostics screen reading entering and leaving water temperature
The controls read EWT and LWT live.
ClimateMaster geothermal heat pump specification plate, R454B refrigerant
Spec plate on a new unit, R-454B.
ClimateMaster geothermal heat pump with water heater and loop piping
Unit, loop piping and water heater together.
How I plan it

Before I recommend a ClimateMaster

  1. The loadManual J on the house, not a rule of thumb.
  2. The ductworkWhether it can move the air the unit needs.
  3. The loop fieldHorizontal, vertical, pond or open loop, and what the site allows.
  4. Utility and site accessElectric service, the utility program, and where a rig can get in.
  5. Equipment and commissioningThe right Tranquility or Trilogy match, then measured startup numbers in writing.
ClimateMaster geothermal unit open during installation showing internal components
A ClimateMaster opened up during install.
Geothermal installation in Geary, Oklahoma
The Geary 5-ton job.
ClimateMaster geothermal unit installed in a new construction home in Oklahoma
New construction install.
CantonA 3-ton Tranquility 30 package unit. Case study
GearyA 5-ton system where equipment location and duct capacity had to be solved together. Case study
Somebody else installed itMost of my geothermal service is on systems I did not put in. I work on those too.
Owning it

Maintenance plans and paying for it

Geo 360 plans

Existing signed agreements may carry different historical terms

Paying over time: the Full Coverage Geothermal Plan is a lease option through Palmetto for qualified residential projects, and I am an Approved Palmetto Partner. Approval and terms vary, and what the plan covers is subject to the terms of the contract. Financing is the other path. Utility rebates get checked by utility and project first. Before any of that, see what a geothermal system costs in Oklahoma.

Proof

Residential and commercial

ClimateMaster commercial geothermal nameplate in Watonga
Commercial ClimateMaster nameplate, Watonga.

Commercial ClimateMaster

Water-source heat pumps on a commercial building. The Watonga job

ClimateMaster geothermal heat pump unit
ClimateMaster unit.

Statewide for geothermal

Installs, repairs and tune-ups across most of Oklahoma.

ClimateMaster Tranquility geothermal heat pump installed in northwest Oklahoma
Tranquility, northwest Oklahoma.

My credentials

Master HVAC License, NATE Certified, IGSHPA Accredited, ClimateMaster GeoElite, Trane TCS SELECT, BBB A+ for 11 years.

250+
Geothermal customers
300+
Geothermal systems
47
Years in the trade
4.8
Google rating
Frequently asked

Straight answers

How much does a ClimateMaster geothermal system cost in Kingfisher, Oklahoma?

I cannot give you a real number without seeing the house. The load, the ductwork, the loop field and your electric service all move it. The Free Geothermal Consultation costs nothing (weekends statewide as availability allows; on a weekday I start with a phone pre-qualification and ask for your utility bills first, then we set the visit) anywhere in Oklahoma. Call 405-375-4822.

How does a ClimateMaster warranty claim work if you installed it?

I diagnose it and give you my findings in writing, with factory technical support on the model.

What does a ClimateMaster geothermal diagnostic cost?

$348 flat, weekday or after hours, and it is not credited toward the repair. You get a written report and a quote before I leave.

Do you service ClimateMaster systems you did not install?

Yes. Most of the geothermal service I do is on systems somebody else put in.

How do I use my ClimateMaster thermostat?

I wrote two walkthroughs: the standard ClimateMaster thermostat and the iGate 2. Both cover mode, setpoint, fan and fault codes.

Sources

Where these facts come from

Control, thermostat and installation facts come from ClimateMaster’s own literature below. Job counts are my service records since 2017, rounded down. Prices are my current published prices.

Thinking ClimateMaster?

Tell me about the house

What heats it now, the lot, and your town. I will tell you straight whether a ClimateMaster fits and what the loop will take.

Call 405-375-4822

Geothermal across Oklahoma and most bordering states. Everyday service in Kingfisher, Canadian, Oklahoma, Garfield, Major, Logan and Blaine counties.

Dave Hartzell servicing a geothermal water-source heat pump air handler in Edmond
Me on an Edmond geothermal call.

Free Geothermal Consultation: weekends statewide as availability allows. On a weekday I start with a phone pre-qualification and ask for your utility bills first, then we set the visit. It is not the paid $348 diagnostic: diagnostic testing of an existing geothermal system, including one that has stopped working, is the paid $348 diagnostic.

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