diff --git a/src/hm/hmInverter.h b/src/hm/hmInverter.h
index bfcc9c17..b8dd4468 100644
--- a/src/hm/hmInverter.h
+++ b/src/hm/hmInverter.h
@@ -653,19 +653,13 @@ class Inverter {
                 case 212:  return String(F("PV-4: No input"));
                 case 213:  return String(F("MPPT-A: PV-1 & PV-2 abnormal wiring"));
                 case 214:  return String(F("MPPT-B: PV-3 & PV-4 abnormal wiring"));
-                case 215:  return String(F("PV-1: Input overvoltage"));
                 case 215:  return String(F("MPPT-C: Input overvoltage"));
                 case 216:  return String(F("PV-1: Input undervoltage"));
-                case 216:  return String(F("MPPT-C: Input undervoltage"));
                 case 217:  return String(F("PV-2: Input overvoltage"));
-                case 217:  return String(F("PV-5: No input"));
                 case 218:  return String(F("PV-2: Input undervoltage"));
-                case 218:  return String(F("PV-6: No input"));
                 case 219:  return String(F("PV-3: Input overvoltage"));
-                case 219:  return String(F("MPPT-C: PV-5 & PV-6 abnormal wiring"));
                 case 220:  return String(F("PV-3: Input undervoltage"));
                 case 221:  return String(F("PV-4: Input overvoltage"));
-                case 221:  return String(F("Abnormal wiring of grid neutral line"));
                 case 222:  return String(F("PV-4: Input undervoltage"));
                 case 301:  return String(F("Hardware error code 301"));
                 case 302:  return String(F("Hardware error code 302"));