Index: firmware/App/Services/Reservoirs.h
===================================================================
diff -u -r8b56b0c617ac49536b8d53852b9621be873bade6 -ra504d6899e709d7432af9c055db1bd1fe340d032
--- firmware/App/Services/Reservoirs.h	(.../Reservoirs.h)	(revision 8b56b0c617ac49536b8d53852b9621be873bade6)
+++ firmware/App/Services/Reservoirs.h	(.../Reservoirs.h)	(revision a504d6899e709d7432af9c055db1bd1fe340d032)
@@ -1,6 +1,6 @@
 /**********************************************************************//**
  *
- *  Copyright (c) 2020 Diality Inc. - All Rights Reserved.
+ *  Copyright (c) 2019-2020 Diality Inc. - All Rights Reserved.
  *
  *  THIS CODE MAY NOT BE COPIED OR REPRODUCED IN ANY FORM, IN PART OR IN
  *  WHOLE, WITHOUT THE EXPLICIT PERMISSION OF THE COPYRIGHT OWNER.
@@ -41,11 +41,15 @@
 // ********** public function prototypes **********
 
 void initReservoirs( void );
+void execReservoirs( void );
 
-BOOL startFill( RESERVOIR_ID_T resID, U32 fillToVolMl, F32 targetPrimeTemp, F32 targetTrimTemp );   // handle fill command from HD
-BOOL stopFill( void );                                                                              // handle stop fill command from HD
-BOOL startDrain( RESERVOIR_ID_T resID, U32 drainToVolMl );                                          // handle drain command from HD
-BOOL stopDrain( void );                                                                             // handle stop drain command from HD
+BOOL setActiveReservoirCmd( RESERVOIR_ID_T resID );    // handle switch reservoirs command from HD
+BOOL startFillCmd( U32 fillToVolMl );                  // handle fill command from HD
+BOOL stopFillCmd( void );                              // handle stop fill command from HD
+BOOL startDrainCmd( U32 drainToVolMl );                // handle drain command from HD
+BOOL stopDrainCmd( void );                             // handle stop drain command from HD
+BOOL startTrimmerHeaterCmd( void );                    // handle start trimmer heater control command from HD
+BOOL stopTrimmerHeaterCmd( void );                     // handle stop trimmer heater control command from HD
 
 DATA_GET_PROTOTYPE( RESERVOIR_ID_T, getActiveReservoir );
 DATA_GET_PROTOTYPE( U32, getReservoirFillVolumeTargetMl );