Index: firmware/App/Controllers/MixingControl.c
===================================================================
diff -u -r10721a671c9e1ed73b448799f35e00e46efa6680 -r9e20dd51e0cd69933306fb855f590dfc32ddd67b
--- firmware/App/Controllers/MixingControl.c	(.../MixingControl.c)	(revision 10721a671c9e1ed73b448799f35e00e46efa6680)
+++ firmware/App/Controllers/MixingControl.c	(.../MixingControl.c)	(revision 9e20dd51e0cd69933306fb855f590dfc32ddd67b)
@@ -260,9 +260,6 @@
      mixingControlBicarbVolume.ovInitData                   = 0.0F;
      mixingControlBicarbVolume.override                     = OVERRIDE_RESET;
 
-     lastAcidMixVolume                                      = DEFAULT_ACID_VOLUME_ML;
-     lastBicarbMixVolume                                    = DEFAULT_BICARB_VOLUME_ML;
-
      mixingControlAcidVolumeKpGain.data                     = ACID_VOL_CONTROL_P_COEFFICIENT;
      mixingControlAcidVolumeKpGain.ovData                   = ACID_VOL_CONTROL_P_COEFFICIENT;
      mixingControlAcidVolumeKpGain.ovInitData               = 0.0F;