Index: leahi_dialin/fp/modules/valves.py
===================================================================
diff -u -rd089b54d2fde7f8c36acce41a47d7acee4ef5da6 -rfe60234ecfea0f8634a5a35dee686f0b1fdcf4c3
--- leahi_dialin/fp/modules/valves.py	(.../valves.py)	(revision d089b54d2fde7f8c36acce41a47d7acee4ef5da6)
+++ leahi_dialin/fp/modules/valves.py	(.../valves.py)	(revision fe60234ecfea0f8634a5a35dee686f0b1fdcf4c3)
@@ -217,7 +217,7 @@
             Given valve ID must be one of the valve IDs listed below.
 
         @param valve:  unsigned int - valve ID
-        @param state:  int - valve state
+        @param state:  int - valve state  (0=de-energized/closed, 1=energized/open)
         @param reset:  integer - 1 to reset a previous override, 0 to override
         @return: 1 if successful, zero otherwise
         """