HVAC Problem Solver

Describe any HVAC-related problem and get expert troubleshooting advice powered by AI.

Example Problems:

What causes high head pressure in an HVAC system?
How do I troubleshoot a compressor that won't start?
What are the signs of refrigerant undercharge in an air conditioner?
How do I test a thermistor sensor?
What maintenance is required for a cooling tower?
How do I prevent ice formation on an air-cooled condenser in winter?

Recent Problems:

50 Common HVAC Problems

Access solutions to the most common HVAC technical problems:

  • What are the symptoms of a refrigerant leak?
  • How do you properly charge a system with R-410A?
  • What causes TXV hunting and how do you fix it?
  • How do you calculate subcooling and why is it important?
  • What's the proper procedure for recovering refrigerant?

  • What causes compressor overheating and how do you diagnose it?
  • How do you diagnose a compressor with high amp draw?
  • What are the common causes of compressor short cycling?