diff --git a/libguh/hardware/radio433.cpp b/libguh/hardware/radio433.cpp
index 083d6ed3..d67d227a 100644
--- a/libguh/hardware/radio433.cpp
+++ b/libguh/hardware/radio433.cpp
@@ -33,9 +33,6 @@ Radio433::Radio433(QObject *parent) :
     m_transmitter = new Radio433Trasmitter();
 
     connect(m_receiver,SIGNAL(readingChanged(bool)),this,SLOT(readingChanged(bool)));
-
-    m_receiver->startReceiver();
-    m_transmitter->startTransmitter();
 }
 
 Radio433::~Radio433()
@@ -47,6 +44,30 @@ Radio433::~Radio433()
     m_transmitter->quit();
 }
 
+bool Radio433::available()
+{
+    if(m_receiver->setUpGpio() && m_transmitter->setUpGpio()){
+        return true;
+    }
+    return false;
+}
+
+bool Radio433::enabel()
+{
+    if(m_receiver->startReceiver() && m_transmitter->startTransmitter()){
+        return true;
+    }
+    return false;
+}
+
+bool Radio433::disabel()
+{
+    if(m_receiver->stopReceiver() && m_transmitter->stopTransmitter()){
+        return true;
+    }
+    return false;
+}
+
 void Radio433::readingChanged(bool reading)
 {
     if(reading){
diff --git a/libguh/hardware/radio433.h b/libguh/hardware/radio433.h
index 862392e9..eba0a1ab 100644
--- a/libguh/hardware/radio433.h
+++ b/libguh/hardware/radio433.h
@@ -31,6 +31,9 @@ public:
     explicit Radio433(QObject *parent = 0);
     ~Radio433();
 
+    bool enabel();
+    bool disabel();
+
 private:
     Radio433Receiver *m_receiver;
     Radio433Trasmitter *m_transmitter;
diff --git a/libguh/hardware/radio433receiver.cpp b/libguh/hardware/radio433receiver.cpp
index a60f224d..67d2c107 100644
--- a/libguh/hardware/radio433receiver.cpp
+++ b/libguh/hardware/radio433receiver.cpp
@@ -26,6 +26,7 @@
 Radio433Receiver::Radio433Receiver(QObject *parent, int gpio) :
     QThread(parent),m_gpioPin(gpio)
 {
+    m_gpio = new Gpio(this,m_gpioPin);
     stopReceiver();
 
     connect(this,SIGNAL(timingReady(int)),this,SLOT(handleTiming(int)),Qt::DirectConnection);
@@ -35,29 +36,27 @@ Radio433Receiver::~Radio433Receiver()
 {
 }
 
-void Radio433Receiver::startReceiver()
+bool Radio433Receiver::startReceiver()
 {
-    m_mutex.lock();
-    m_enabled = true;
-    m_mutex.unlock();
-
-    m_timings.clear();
-
-    run();
+    if(setUpGpio()){
+        m_timings.clear();
+        run();
+        return true;
+    }
+    return false;
 }
 
-void Radio433Receiver::stopReceiver()
+bool Radio433Receiver::stopReceiver()
 {
     m_mutex.lock();
     m_enabled = false;
     m_mutex.unlock();
+
+    return true;
 }
 
 void Radio433Receiver::run()
 {
-    // init the gpio
-    setUpGpio();
-
     struct pollfd fdset[2];
     int gpio_fd = m_gpio->openGpio();
     char buf[1];
@@ -102,10 +101,12 @@ void Radio433Receiver::run()
 
 bool Radio433Receiver::setUpGpio()
 {
-    m_gpio = new Gpio(this,m_gpioPin);
-    m_gpio->setDirection(INPUT);
-    m_gpio->setEdgeInterrupt(EDGE_BOTH);
-
+    if(!m_gpio->openGpio()){
+        return false;
+    }else{
+        m_gpio->setDirection(INPUT);
+        m_gpio->setEdgeInterrupt(EDGE_BOTH);
+    }
     return true;
 }
 
diff --git a/libguh/hardware/radio433receiver.h b/libguh/hardware/radio433receiver.h
index 18563467..78c4c308 100644
--- a/libguh/hardware/radio433receiver.h
+++ b/libguh/hardware/radio433receiver.h
@@ -36,8 +36,8 @@ public:
         ProtocolNone
     };
 
-    void startReceiver();
-    void stopReceiver();
+    bool startReceiver();
+    bool stopReceiver();
 
 private:
     int m_gpioPin;
diff --git a/libguh/hardware/radio433transmitter.cpp b/libguh/hardware/radio433transmitter.cpp
index afa120a4..f08e24f4 100644
--- a/libguh/hardware/radio433transmitter.cpp
+++ b/libguh/hardware/radio433transmitter.cpp
@@ -21,6 +21,8 @@
 Radio433Trasmitter::Radio433Trasmitter(QObject *parent, int gpio) :
     QThread(parent),m_gpioPin(gpio)
 {
+    m_gpio = new Gpio(this,m_gpioPin);
+
     stopTransmitter();
 }
 
@@ -28,20 +30,40 @@ Radio433Trasmitter::~Radio433Trasmitter()
 {
 }
 
-void Radio433Trasmitter::startTransmitter()
+bool Radio433Trasmitter::startTransmitter()
 {
-    m_mutex.lock();
-    m_enabled = true;
-    m_mutex.unlock();
-
-    run();
+    if(setUpGpio()){
+        run();
+        return true;
+    }
+    return false;
 }
 
-void Radio433Trasmitter::stopTransmitter()
+bool Radio433Trasmitter::stopTransmitter()
 {
     m_mutex.lock();
     m_enabled = false;
     m_mutex.unlock();
+
+    return true;
+}
+
+bool Radio433Trasmitter::setUpGpio()
+{
+    if(!m_gpio->openGpio()){
+        return false;
+    }else{
+        m_gpio->setDirection(OUTPUT);
+        m_gpio->setValue(LOW);
+    }
+    return true;
+}
+
+void Radio433Trasmitter::sendData(QList<int> rawData)
+{
+    m_queueMutex.lock();
+    m_rawDataQueue.enqueue(rawData);
+    m_queueMutex.unlock();
 }
 
 void Radio433Trasmitter::run()
@@ -86,6 +108,10 @@ void Radio433Trasmitter::run()
                 m_allowSendingMutex.unlock();
             }
             m_gpio->setValue(LOW);
+        }else{
+            m_queueMutex.unlock();
+            m_allowSendingMutex.unlock();
+            break;
         }
         m_queueMutex.unlock();
         m_allowSendingMutex.unlock();
@@ -102,19 +128,3 @@ void Radio433Trasmitter::allowSending(bool sending)
     m_allowSending = sending;
     m_allowSendingMutex.unlock();
 }
-
-bool Radio433Trasmitter::setUpGpio()
-{
-    m_gpio = new Gpio(this,m_gpioPin);
-    if(!m_gpio->setDirection(OUTPUT) || m_gpio->setValue(LOW)){
-        return false;
-    }
-    return true;
-}
-
-void Radio433Trasmitter::sendData(QList<int> rawData)
-{
-    m_queueMutex.lock();
-    m_rawDataQueue.enqueue(rawData);
-    m_queueMutex.unlock();
-}
diff --git a/libguh/hardware/radio433transmitter.h b/libguh/hardware/radio433transmitter.h
index 686720b6..9211cf27 100644
--- a/libguh/hardware/radio433transmitter.h
+++ b/libguh/hardware/radio433transmitter.h
@@ -35,8 +35,8 @@ public:
     explicit Radio433Trasmitter(QObject *parent = 0, int gpio = 22);
     ~Radio433Trasmitter();
 
-    void startTransmitter();
-    void stopTransmitter();
+    bool startTransmitter();
+    bool stopTransmitter();
 
     void sendData(QList<int> rawData);
 
diff --git a/plugins/deviceplugins/openweathermap/devicepluginopenweathermap.cpp b/plugins/deviceplugins/openweathermap/devicepluginopenweathermap.cpp
index 9ccf2000..86a92fa1 100644
--- a/plugins/deviceplugins/openweathermap/devicepluginopenweathermap.cpp
+++ b/plugins/deviceplugins/openweathermap/devicepluginopenweathermap.cpp
@@ -425,21 +425,24 @@ QList<DeviceClass> DevicePluginOpenweathermap::supportedDevices() const
 
 QPair<DeviceManager::DeviceError, QString> DevicePluginOpenweathermap::discoverDevices(const DeviceClassId &deviceClassId, const ParamList &params)
 {
-    qDebug() << "should discover devices with params:" << params;
-    QString location;
-    foreach (const Param &param, params) {
-        qDebug() << "### got param:" << param;
-        if (param.name() == "location") {
-            location = param.value().toString();
-        }
-    }
+    if(deviceClassId == openweathermapDeviceClassId){
 
-    if (location.isEmpty()){
-        m_openweaher->searchAutodetect();
-        return report(DeviceManager::DeviceErrorAsync);
+        QString location;
+        foreach (const Param &param, params) {
+            if (param.name() == "location") {
+                location = param.value().toString();
+            }
+        }
+        qDebug() << "Searching for... " << location;
+        if (location.isEmpty()){
+            m_openweaher->searchAutodetect();
+        }else{
+            m_openweaher->search(location);
+        }
+        return DeviceManager::DeviceErrorAsync;
+    }else{
+        return DeviceManager::DeviceErrorDeviceClassNotFound;
     }
-    m_openweaher->search(location);
-    return report(DeviceManager::DeviceErrorAsync);
 }
 
 QPair<DeviceManager::DeviceSetupStatus, QString> DevicePluginOpenweathermap::setupDevice(Device *device)