Update powerwall.sh

powerwall.sh

@@ -50,11 +50,8 @@ CHECKTEMPSENSOR(){
 		
 	elif [ "${SENSOR_TYPE[${1}]}" == "system" ]; then
 		temp_c=$(vcgencmd measure_temp)
-		echo "HERE: $temp_c"
-		temp_c=${test%\'*}
-		echo "HERE: $temp_c"
-		temp_c=${test#*=}
-		echo "HERE: $temp_c"
+		temp_c=${temp_c%\'*}; temp_c=${temp_c#*=}
+		
 	fi
 	
 	if [ "$temp_c" != "null" ] && [ "$temp_c" != "" ]; then