diff --git a/src/ems-esp.cpp b/src/ems-esp.cpp
index 41231e951..1f045485a 100644
--- a/src/ems-esp.cpp
+++ b/src/ems-esp.cpp
@@ -461,6 +461,10 @@ void showInfo() {
         _renderShortValue("Bottom temperature", "C", EMS_SolarModule.bottomTemp);
         _renderIntValue("Pump modulation", "%", EMS_SolarModule.pumpModulation);
         _renderBoolValue("Pump active", EMS_SolarModule.pump);
+        myDebug_P(PSTR("Pump working time: %d days %d hours %d minutes"),
+                  EMS_SolarModule.pumpWorkMin / 1440,
+                  (EMS_SolarModule.pumpWorkMin % 1440) / 60,
+                  EMS_SolarModule.pumpWorkMin % 60);
         _renderShortValue("Energy Last Hour", "Wh", EMS_SolarModule.EnergyLastHour, 1); // *10
         _renderShortValue("Energy Today", "Wh", EMS_SolarModule.EnergyToday, 0);
         _renderShortValue("Energy Total", "kWH", EMS_SolarModule.EnergyTotal, 1); // *10
@@ -785,6 +789,10 @@ void publishValues(bool force) {
             rootSM[SM_PUMP] = _bool_to_char(s, EMS_SolarModule.pump);
         }
 
+        if (EMS_SolarModule.pumpWorkMin != EMS_VALUE_LONG_NOTSET) {
+            rootSM[SM_PUMPWORKMIN] = (double)EMS_SolarModule.pumpWorkMin;
+        }
+
         if (abs(EMS_SolarModule.EnergyLastHour) != EMS_VALUE_SHORT_NOTSET)
             rootSM[SM_ENERGYLASTHOUR] = (double)EMS_SolarModule.EnergyLastHour / 10;
 
diff --git a/src/ems.cpp b/src/ems.cpp
index f04cc9546..05a79ece1 100644
--- a/src/ems.cpp
+++ b/src/ems.cpp
@@ -305,17 +305,17 @@ void ems_init() {
     EMS_Boiler.pump_mod_min = EMS_VALUE_INT_NOTSET; // Boiler circuit pump modulation min. power
 
     // Solar Module values
-    EMS_SolarModule.collectorTemp          = EMS_VALUE_SHORT_NOTSET; // collector temp from SM10/SM100
-    EMS_SolarModule.bottomTemp             = EMS_VALUE_SHORT_NOTSET; // bottom temp from SM10/SM100
-    EMS_SolarModule.pumpModulation         = EMS_VALUE_INT_NOTSET;   // modulation solar pump SM10/SM100
-    EMS_SolarModule.pump                   = EMS_VALUE_INT_NOTSET;   // pump active
-    EMS_SolarModule.setpoint_maxBottomTemp = EMS_VALUE_SHORT_NOTSET; //setpoint for maximum solar boiler temperature
-    EMS_SolarModule.EnergyLastHour         = EMS_VALUE_SHORT_NOTSET;
-    EMS_SolarModule.EnergyToday            = EMS_VALUE_SHORT_NOTSET;
-    EMS_SolarModule.EnergyTotal            = EMS_VALUE_SHORT_NOTSET;
-    EMS_SolarModule.device_id              = EMS_ID_NONE;
-    EMS_SolarModule.model_id               = EMS_MODEL_NONE;
-    EMS_SolarModule.product_id             = EMS_ID_NONE;
+    EMS_SolarModule.collectorTemp  = EMS_VALUE_SHORT_NOTSET; // collector temp from SM10/SM100
+    EMS_SolarModule.bottomTemp     = EMS_VALUE_SHORT_NOTSET; // bottom temp from SM10/SM100
+    EMS_SolarModule.pumpModulation = EMS_VALUE_INT_NOTSET;   // modulation solar pump SM10/SM100
+    EMS_SolarModule.pump           = EMS_VALUE_INT_NOTSET;   // pump active
+    EMS_SolarModule.EnergyLastHour = EMS_VALUE_SHORT_NOTSET;
+    EMS_SolarModule.EnergyToday    = EMS_VALUE_SHORT_NOTSET;
+    EMS_SolarModule.EnergyTotal    = EMS_VALUE_SHORT_NOTSET;
+    EMS_SolarModule.device_id      = EMS_ID_NONE;
+    EMS_SolarModule.model_id       = EMS_MODEL_NONE;
+    EMS_SolarModule.product_id     = EMS_ID_NONE;
+    EMS_SolarModule.pumpWorkMin    = EMS_VALUE_LONG_NOTSET;
 
     // Other EMS devices values
     EMS_Other.HPModulation = EMS_VALUE_INT_NOTSET;
@@ -1509,6 +1509,7 @@ void _process_ISM1StatusMessage(_EMS_RxTelegram * EMS_RxTelegram) {
         EMS_SolarModule.bottomTemp     = _toShort(6);      // Temperature Bottom of Solar Boiler
         EMS_SolarModule.EnergyLastHour = _toShort(2) * 10; // Solar Energy produced in last hour
         EMS_SolarModule.pump           = _bitRead(8, 0);   // Solar pump on (1) or off (0)
+        EMS_SolarModule.pumpWorkMin    = _toLong(10);
         // EMS_Other.SM              = true;
     }
 
diff --git a/src/ems.h b/src/ems.h
index d47ff3546..cc5d0f3ce 100644
--- a/src/ems.h
+++ b/src/ems.h
@@ -276,6 +276,7 @@ typedef struct {
     int16_t EnergyLastHour;
     int16_t EnergyToday;
     int16_t EnergyTotal;
+    uint32_t pumpWorkMin; // Total solar pump operating time
     uint8_t device_id;  // the device ID of the Solar Module / Heat Pump (e.g. 0x30)
     uint8_t model_id;   // Solar Module / Heat Pump model (e.g. 3 > EMS_MODEL_OTHER )
     uint8_t product_id; // (e.g. 101)
diff --git a/src/my_config.h b/src/my_config.h
index c12218e00..20575b25d 100644
--- a/src/my_config.h
+++ b/src/my_config.h
@@ -57,6 +57,7 @@
 #define SM_ENERGYLASTHOUR "energylasthour" // energy last hour
 #define SM_ENERGYTODAY "energytoday"       // energy today
 #define SM_ENERGYTOTAL "energytotal"       // energy total
+#define SM_PUMPWORKMIN "pumpWorkMin"       // Total minutes
 
 // MQTT for HP (HeatPump)
 #define TOPIC_HP_DATA "hp_data"            // topic name