Index: dialin/dg/valves.py
===================================================================
diff -u -r067847578eff553277f13b741f8e1ef20a7ca84f -r9137980f90228eb23f4b3616c5c83867489c35d8
--- dialin/dg/valves.py	(.../valves.py)	(revision 067847578eff553277f13b741f8e1ef20a7ca84f)
+++ dialin/dg/valves.py	(.../valves.py)	(revision 9137980f90228eb23f4b3616c5c83867489c35d8)
@@ -95,25 +95,25 @@
         vst = struct.unpack('H', bytearray(message['message'][self.START_POS_VALVES_STATES:self.END_POS_VALVES_STATES]))
 
         # Extract each valve state from U16 valves states using bit-masking
-        self.valve_state_VRF = vst & 0x0001
-        self.valve_state_VRI = vst & 0x0002
-        self.valve_state_VRD = vst & 0x0003
-        self.valve_state_VRO = vst & 0x0004
-        self.valve_state_VPO = vst & 0x0005
-        self.valve_state_VBF = vst & 0x0006
-        self.valve_state_VRC = vst & 0x0007
-        self.valve_state_VDR = vst & 0x0008
-        self.valve_state_VPI = vst & 0x0009
-        self.valve_state_VSP = vst & 0x0010
-        self.valve_state_VR1 = vst & 0x0011
-        self.valve_state_VR2 = vst & 0x0012
-        self.valve_state_VPD = vst & 0x0013
+        self.valve_state_VRF = vst[0] & 0x0001
+        self.valve_state_VRI = vst[0] & 0x0002
+        self.valve_state_VRD = vst[0] & 0x0003
+        self.valve_state_VRO = vst[0] & 0x0004
+        self.valve_state_VPO = vst[0] & 0x0005
+        self.valve_state_VBF = vst[0] & 0x0006
+        self.valve_state_VRC = vst[0] & 0x0007
+        self.valve_state_VDR = vst[0] & 0x0008
+        self.valve_state_VPI = vst[0] & 0x0009
+        self.valve_state_VSP = vst[0] & 0x0010
+        self.valve_state_VR1 = vst[0] & 0x0011
+        self.valve_state_VR2 = vst[0] & 0x0012
+        self.valve_state_VPD = vst[0] & 0x0013
 
     def cmd_valve_override(self, state, valve, reset=NO_RESET):
         """
         Constructs and sends the valve state override command
 
-        \param state:  unsigned int - valve state
+        \param state:  bool - valve state
         \param valve:  unsigned int - valve ID
         \param reset:  integer - 1 to reset a previous override, 0 to override
         \returns 1 if successful, zero otherwise