Real Time Error Numbers: Problem: No display on panel – unit will not start Possible Cause: Main supply to control system OFF. Emergency stop device off. CB3 tripped. No supply to – T2 No 24VAC supply to power board. No +12V output from powerboard. Action: Switch on main supply if safe to do so. Check if control … Read more
Alarm Troubleshooting: Refrigerant System Alarm Codes (01, 02, 03, 04, 09, 10, 11, 12) The first 12 alarms involve controls intended to protect the compressors. Each compressor system is equipped with external circuitry monitoring hardware intended to protect the compressor in case the operating characteristics of the refrigerant system fall outside the safe operating envelope … Read more
York International started in 1874, is a York Pennsylvania-based company that develops HVAC equipment and refrigeration equipment. The company started an independent venture, but in 2005 was purchased by Johnson Controls. Selling at a whopping $3.2 billion US dollars the company was back then the world’s largest independent manufacturer of heating, air conditioning, and refrigeration … Read more
York International was once the largest independent manufacturer of air conditioning, heating, and refrigeration machinery in the world. Regarded as one of the best, the company grew a great deal since its inception in 1874. Back then the company was regarded as the heart of York, Pennsylvania – and that is where it got its … Read more