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★★★★★ 4.9 · 1,100+ reviews
Lic. CAC1819196 · CFC1431159
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No diagnostic fee. No trip charge. You only pay if you approve the repair. Call (813) 343-2212

Troubleshooting

AC Compressor Won’t Kick On?

Outside unit humming but compressor not engaging? Usually fixable for under $300. Avoid driving the compressor into failure, FREE diagnosis. CAC1819196.

Quick Answer

Compressor won’t start in Tampa = 4 causes: (1) failed start capacitor ($279), (2) needs hard start kit ($279), (3) thermal overload tripped (wait 30 min for reset), or (4) compressor internal failure ($649+ replace). Don’t keep letting it try to start, each failed start shortens compressor life. FREE diagnosis. Call (813) 343-2212.

4 Causes of Compressor Won’t Start

Failed Start Capacitor

Call a tech

Symptom: Humming sound but no compressor engagement. Fan may run.

Capacitor replacement $279.

Needs Hard Start Kit

Call a tech

Symptom: Aging compressor struggles to start against high pressure in Tampa heat.

Hard start kit install $279. Extends compressor life.

Thermal Overload Tripped

DIY possible

Symptom: System was running, suddenly compressor stopped, hums can’t start.

Turn OFF 30 min. If starts after cool-down, underlying cause (low refrigerant, dirty coils, bad capacitor). Call.

Compressor Internal Failure

Call a tech

Symptom: No hum at all, compressor completely dead, or trips breaker immediately.

Compressor replacement $649+ or full system replacement evaluation.

What to Do Right Now

  1. Turn AC off for 30 min (let thermal overload reset).
  2. Try again. If still won’t start: stop trying, call.
  3. Don’t keep cycling it, each attempt damages compressor.

FREE diagnosis. Capacitor or hard start: $279. Compressor replacement: $649+ (often warranty-covered on < 10 year systems).

FAQ

Hard start kit vs new capacitor?

Capacitor: replaces failed starting cap. Hard start: adds extra starting torque to help older compressors. Both $279. We diagnose which you need.

When is compressor replacement worth it?

If under 10 years + warranty-covered: yes. If 12+ years: usually replace whole system.

Can a compressor be repaired?

Compressor overhaul kit ($699) sometimes revives borderline units. Usually replacement is the durable fix.

Is trying to restart damaging?

Yes, each failed start puts extreme stress on compressor windings. 3-5 failed starts can finish a marginal compressor.

Is compressor under warranty?

Goodman/Daikin: 10-year parts. Check serial number or call us to look up.

Need Tampa Service Today?

Same-day Tampa Bay. FREE diagnosis. (813) 343-2212.

★★★★ 4.8 (1,333 verified reviews)
Verified4.8★ · 1,333 reviews
🛡 FL Licensed: CAC1819196 · CFC1431159💼 $1M General Liability + Workers’ Comp🏠 Family-owned since 2017⚡ Same-day service
★★★★★AC repair

Dusty did a great job and provided honest service and pricing for our AC repair. He also went above and beyond in giving sound advice on our new home renovations!

Dalton Grados · · Google
★★★★★AC repair

I have used this company for AC repairs and plumbing maintenance. They keep track of scheduled maintenance. It's easy to create appointments. Every technician who has sent here has been very helpful…

Kat · · Google
★★★★★

Home Therapist is dependable, reliable, trustworthy and knowledgeable and provides ALWAYS Great Service!!!

Ken Miller · · Google
★★★★★Water heater

I'm glad they use a texting system for reminders and when the tech is on the way. Alejandro has done out checkups the last few times and is always courteous and conscious…

Luis Fonseca · · Google
★★★★★Maintenance

Their yearly plan provides 2 inspections and a bunch of other services for less price than what many other companies are charging for a single service visit. And service has been perfect…

Dhruv Patel · · Google
★★★★★Plumbing

I had a great experience with Alejandro from Home Therapist Cooling, Heating, and Plumbing. He repaired two toilets and installed the water line to my new refrigerator after the delivery team refused…

Thomas Jones · · Google
★★★★★AC repair

Amazing service from start to finish. My AC system completely stopped working, and they were able to come out the same day, which was a huge relief. The technician was professional, knowledgeable,…

Manny Velasquez · · Google
★★★★★Water heater

As an engineer/fabricator/assembler, I have high standards from my contractors. This guy Sam, he fulfilled all my requests and installation needs. He took pride of his work, and left me with a…

ALEXANDROS ORESTIS · · Google
★★★★★Plumbing

A big THANK YOU to Home Therapist Cooling, Heating and Plumbing for running sewer pipes to our RV and shed! Samuel was beyond amazing! He was prompt, professional, and his communication style…

Mindy Walker · · Google
Latest review: May 2026 · auto-refreshed daily
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Reviewed by Richard MoralesCo-Owner & FL Class B Air Conditioning Contractor, Home Therapist

Richard co-owns Home Therapist Cooling, Heating, and Plumbing and holds the FL Class B Air Conditioning Contractor license (CAC1819196) since 2017. The company holds licenses CAC1819196 (FL Class B AC Contractor, Richard Morales) and CFC1431159 (FL Plumbing Contractor, Alex Morales), serving the Tampa Bay metro with a six-technician field team and 1,378+ verified five-star reviews.

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