diff --git a/script/Accumulator.py b/script/Accumulator.py
index c239857..6f1d829 100644
--- a/script/Accumulator.py
+++ b/script/Accumulator.py
@@ -2,13 +2,14 @@
 #Not using a simple Readable because cannot change name (Jython bug with default methods)
 class AccumulatorSensor(ReadonlyRegisterBase):
     def __init__(self, averager, index):
-        print averager.devices[index].name
         ReadonlyRegisterBase.__init__(self, averager.devices[index].name)
         self.averager = averager    
         self.index =index    
         self.initialize()
 
     def doRead(self):  
+        if self.index == 0:
+            self.averager.doRead()
         return self.averager.values[self.index] 
 
 class Accumulator(ReadonlyRegisterBase, ReadonlyRegisterArray):
@@ -26,7 +27,7 @@ class Accumulator(ReadonlyRegisterBase, ReadonlyRegisterArray):
     def doRead(self):  
         start = time.time()    
         self.samples = []
-        for i in range(self.getSize()): 
+        for i in range(self.getSize()):
             self.samples.append([])
         values = []
         while True:
@@ -51,5 +52,5 @@ class Accumulator(ReadonlyRegisterBase, ReadonlyRegisterArray):
         return ret
 
 #acc = Accumulator([signal_tey, signal_i0, signal_trans], integration_time = 0.5)
-#tscan ([acc,] + acc.getSensors(), 10, 3.0)
+#tscan (acc.getSensors(), 10, 3.0)
          
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