diff --git a/include/ec.h b/include/ec.h
index 29e3715..c384841 100644
--- a/include/ec.h
+++ b/include/ec.h
@@ -158,18 +158,18 @@ void ec_loop(unsigned long loopmillis) {
     case MEASURE:
       if (ec_measurementReady()) {
         //Serial.println("DEBUG: Measurement Ready");
-        float ec_adc;
-        float ec_adc_adjusted;
-        float ec;
-        float ec25;
-
+        
         ec_releaseRelay();
         ec_adc=getMean(ec_array,EC_ARRAY_SIZE);
+        //Serial.print("ec_adc="); Serial.println(ec_adc);
         if (isValueArrayOK(ec_calib_array,EC_CALIB_ARRAY_SIZE,EC_ADC_UNAVAILABLE)){
           ec_calib_adc=getMean(ec_calib_array,EC_CALIB_ARRAY_SIZE);
+          //Serial.print("ec_calib_adc="); Serial.println(ec_calib_adc);
           ec_adc_adjusted=mapf(ec_adc,0,ec_calib_adc,0,ec_reference_adc);
+          //Serial.print("ec_adc_adjusted="); Serial.println(ec_adc_adjusted);
           
           ec=ec_getECfromADC(ec_adc_adjusted, ec_calibration_polynom, sizeof(ec_calibration_polynom), ec_calibration_linearize_below_adc, ec_calibration_linear_lowADC, ec_calibration_linear_lowEC);
+          //Serial.print("ec="); Serial.println(ec);
           ec25=ec_calculateEC25(ec,tempC_reservoir);
           
           
@@ -201,7 +201,9 @@ void ec_loop(unsigned long loopmillis) {
         //Serial.print("Get ADC Reading"); 
         uint16_t value = ADS.readADC(EC_ADS_CHANNEL);
         //Serial.print(". Write to pos ");
-        //Serial.println(ec_array_pos);
+        //Serial.print(ec_array_pos);
+        //Serial.print(" = ");
+        //Serial.println(value);