All error codes By model: T1100T1500T1700T2300T2500T610T730T830T930Z5200Z6Z6200Z9 Model T930 Error Code 46.1:10 Problem Description Error in the upper pump of the PHA blowing system Corrective Action Options Turn Off/on. Check Pump cable is undamaged and connected to PCA, replace the upper pump Schedule Service Call ⭢ (301) 340-0000 Email ⭢ Contact Us