Index: leahi_dialin/ro/modules/valves.py
===================================================================
diff -u -rbefe788cdfef820b43ddcabef0e03877676bc452 -r1ad88aeeeed4db45b614481317a0e97019ec500e
--- leahi_dialin/ro/modules/valves.py	(.../valves.py)	(revision befe788cdfef820b43ddcabef0e03877676bc452)
+++ leahi_dialin/ro/modules/valves.py	(.../valves.py)	(revision 1ad88aeeeed4db45b614481317a0e97019ec500e)
@@ -39,14 +39,15 @@
 
 @unique
 class ROValveNames(DialinEnum):
-    VWI = 0                                      # Valve (M4)
-    VROD = 1                                     # Valve (P39)
-    VFF = 2                                      # Valve (P6)
-    VPI  = 3                                     # Valve (P11)
-    VCR = 4                                      # Valve (P33)
-    VCB = 5                                      # Valve (P34)
-    VCD = 6                                      # Valve (P37)
-    VFB = 7                                      # Valve (M7)
+    VWI = 0                         # Valve (M4 VWi)
+    VROD = 1                        # Valve (P39 VROd)
+    VFF = 2                         # Valve (P6 VFF)
+    VPI = 3                         # Valve (P11 VPi)
+    VCR = 4                         # Valve (P33 VCr)
+    VCB = 5                         # Valve (P34 VCb)
+    VCD = 6                         # Valve (P37 VCd)
+    VFB = 7                         # Valve (M7 VFB)
+    SPP = 8                         # Valve (P20 SPP)
 
 class ROValves(AbstractSubSystem):
     """
@@ -84,8 +85,8 @@
         self.valve_state_VCB = {"id": ROValveNames.VCB.value, "state": DEENERGIZED}
         self.valve_state_VCD = {"id": ROValveNames.VCD.value, "state": DEENERGIZED}
         self.valve_state_VROD = {"id": ROValveNames.VROD.value, "state": DEENERGIZED}
+        self.valve_state_SPP = {"id": ROValveNames.SPP.value, "state": DEENERGIZED}
 
-
         # NOTE: The len function counts the enums with the same number only once. This is not the case in the DG valves
         # class because each valve must have a unique ID.
         self.valve_states_enum = [0 for _ in range(len(ROValveNames))]
@@ -101,13 +102,14 @@
         """
         return [
             self.valve_state_VWI.get("state"),
-            self.valve_state_VROD.get("state"),
+            self.valve_state_VFB.get("state"),
             self.valve_state_VFF.get("state"),
             self.valve_state_VPI.get("state"),
             self.valve_state_VCR.get("state"),
             self.valve_state_VCB.get("state"),
             self.valve_state_VCD.get("state"),
-            self.valve_state_VFB.get("state"),
+            self.valve_state_VROD.get("state"),
+            self.valve_state_SPP.get("state")
         ]
 
     @staticmethod
@@ -150,7 +152,8 @@
         "valve_state_VCR",
         "valve_state_VCB",
         "valve_state_VCD",
-        "valve_state_VFB",
+        "valve_state_VROD",
+        "valve_state_SPP"
         "valve_states_enum"
     ])
     def _handler_valves_sync(self, message, timestamp=0.0):
@@ -165,13 +168,14 @@
         self.valve_states_all = vst[0]
         # Extract each valve state from U16 valves states using bit-masking
         self.valve_state_VWI["state"] = self._binary_to_valve_state(vst[0] & 1)
-        self.valve_state_VROD["state"] = self._binary_to_valve_state(vst[0] & 2)
+        self.valve_state_VFB["state"] = self._binary_to_valve_state(vst[0] & 2)
         self.valve_state_VFF["state"] = self._binary_to_valve_state(vst[0] & 4)
         self.valve_state_VPI["state"] = self._binary_to_valve_state(vst[0] & 8)
         self.valve_state_VCR["state"] = self._binary_to_valve_state(vst[0] & 16)
         self.valve_state_VCB["state"] = self._binary_to_valve_state(vst[0] & 32)
         self.valve_state_VCD["state"] = self._binary_to_valve_state(vst[0] & 64)
-        self.valve_state_VFB["state"] = self._binary_to_valve_state(vst[0] & 128)
+        self.valve_state_VROD["state"] = self._binary_to_valve_state(vst[0] & 128)
+        self.valve_state_SPP["state"] = self._binary_to_valve_state(vst[0] & 256)
 
         start = self.END_POS_VALVES_STATES
         end = start + 1