Index: PIControllers.c
===================================================================
diff -u -ra00631eb9cb99a828d4dc5ddf644bb7947eade0b -r5522c7962c9519b92fc35ee1aac72aedf230d4b1
--- PIControllers.c	(.../PIControllers.c)	(revision a00631eb9cb99a828d4dc5ddf644bb7947eade0b)
+++ PIControllers.c	(.../PIControllers.c)	(revision 5522c7962c9519b92fc35ee1aac72aedf230d4b1)
@@ -77,7 +77,7 @@
     { 0.0, 0.0, 1.0,  0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.5,    CONTROLLER_UNIDIRECTIONAL, FALSE, 0.0 },  // PI_CONTROLLER_ID_BOOST_PUMP_FLOW
     { 0.0, 0.0, 1.0,  0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.1,    CONTROLLER_UNIDIRECTIONAL, FALSE, 0.0 },  // PI_CONTROLLER_ID_BOOST_PUMP_PRES
     { 0.0, 0.0, 0.0,  0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 75.0,   CONTROLLER_UNIDIRECTIONAL, FALSE, 0.0 },  // PI_CONTROLLER_ID_BICARB_VOL
-    { 0.0, 0.0, 0.0,  0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 300.0,  CONTROLLER_UNIDIRECTIONAL, FALSE, 0.0 },  // PI_CONTROLLER_ID_ACID_VOL
+    { 0.0, 0.0, 0.0,  0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 1000.0,  CONTROLLER_UNIDIRECTIONAL, FALSE, 0.0 },  // PI_CONTROLLER_ID_ACID_VOL
 #endif
 };
 
@@ -154,6 +154,7 @@
         controller->controlSignal = RANGE( initialControlSignal, controller->uMin, controller->uMax );
         controller->referenceSignal = 0.0;
         controller->errorSignal = 0.0;
+	// TODO: controller->errorSum = controller->controlSignal / ( controller->Ki + controller->Kp );
         controller->errorSum = controller->controlSignal / controller->Ki;
         controller->errorSumBeforeWindUp = controller->errorSum;
         controller->measuredSignal = 0.0;