Index: firmware/App/Controllers/DGInterface.c
===================================================================
diff -u -r85ab84d9a0668e1e3976b00eb29e79c38c81b651 -r78c03fb021407eaf8d17dd0f74f6969443b397ce
--- firmware/App/Controllers/DGInterface.c	(.../DGInterface.c)	(revision 85ab84d9a0668e1e3976b00eb29e79c38c81b651)
+++ firmware/App/Controllers/DGInterface.c	(.../DGInterface.c)	(revision 78c03fb021407eaf8d17dd0f74f6969443b397ce)
@@ -75,7 +75,7 @@
 static U32 dgROPumpPressureSetPtPSI = 0;                        ///< Latest RO pump target pressure reported by the DG.
 static U32 dgDrainPumpSpeedSetPtRPM = 0;                        ///< Latest Drain pump target speed reported by the DG.
 
-// reservoir data
+// Reservoir data
 static DG_RESERVOIR_ID_T dgActiveReservoir = DG_RESERVOIR_2;    ///< Latest active reservoir reported by the DG.
 static DG_RESERVOIR_ID_T dgActiveReservoirSet = DG_RESERVOIR_2; ///< Active reservoir commanded.
 static U32 dgReservoirFillVolumeTarget = 0;                     ///< Latest fill-to volume reported by the DG.
@@ -168,7 +168,7 @@
     U32 msSinceLastVolumeCalc = calcTimeSince( resUseTimer );
     F32 flowRateMlPerMs = (F32)getTargetDialInFlowRate() / (F32)( MS_PER_SECOND * SEC_PER_MIN );
 
-    // calculate volume used from active reservoir - do not accumulate if saline bolus in progress
+    // Calculate volume used from active reservoir - do not accumulate if saline bolus in progress
     if ( SALINE_BOLUS_STATE_IN_PROGRESS != getSalineBolusState() )
     {
         resUseVolumeMl += ( flowRateMlPerMs * msSinceLastVolumeCalc );  // TODO - should this calc be done and kept by Dialysis sub-mode?
@@ -245,7 +245,7 @@
             break;
 
         case TREATMENT_RESERVOIR_MGMT_WAIT_FOR_RES_SWITCH_STATE:
-            // reservoir switch during treatment should only occur in this state (i.e. when DG is ready).
+            // Reservoir switch during treatment should only occur in this state (i.e. when DG is ready).
             // switch reservoirs when active reservoir is spent (i.e. we've pumped fill volume through dialyzer) and DG ready
             if ( ( DG_MODE_CIRC == getDGOpMode() ) && ( DG_RECIRCULATE_MODE_STATE_RECIRC_WATER == getDGSubMode() ) &&
                   ( resUseVolumeMl >= (F32)dgReservoirFillVolumeTargetSet ) )
@@ -255,7 +255,7 @@
 
                 // signal dialysis sub-mode to capture baseline volume for next reservoir.
                 setStartReservoirVolume();
-                // command DG to switch reservoirs
+                // Command DG to switch reservoirs
                 cmdSetDGActiveReservoir( inactiveRes );
                 // signal dialysis sub-mode to switch reservoirs
                 signalReservoirsSwitched();
@@ -271,7 +271,7 @@
             {
                 // signal dialysis sub-mode to capture final volume of prior reservoir after settling.
                 setFinalReservoirVolume();
-                // reset to start state to restart drain, fill, switch process.
+                // Reset to start state to restart drain, fill, switch process.
                 currentTrtResMgmtState = TREATMENT_RESERVOIR_MGMT_START_STATE;
             }
             break;