Troubleshooting Codes 25-XX
Have you worked on the new 20, 21, and 23 SEER2 units and encountered a fault code 25-XX (for example,…
Day: January 13, 2026
The Importance of Reading the Installation Manual Before Installing HVAC Equipment
Installing heating, ventilation, and air conditioning (HVAC) systems require precision, knowledge, and attention to detail. While many technicians rely on…
Diagnosing and Correcting a Heat Pump That Will Not Enter Defrost
Imagine that you receive a call from a customer stating that their heat is not working. Upon inspection you find…