Index: firmware/App/Modes/ModePreTreat.h
===================================================================
diff -u -rccfd15568f1e3d304320c2babb2fd4bcf0413304 -rc137d3c7cb17b0364d745e10ff6dbd1901eb1baa
--- firmware/App/Modes/ModePreTreat.h	(.../ModePreTreat.h)	(revision ccfd15568f1e3d304320c2babb2fd4bcf0413304)
+++ firmware/App/Modes/ModePreTreat.h	(.../ModePreTreat.h)	(revision c137d3c7cb17b0364d745e10ff6dbd1901eb1baa)
@@ -49,7 +49,7 @@
 // ********** public function prototypes **********
 
 void initPreTreatmentMode( void );                                  // Initialize this module
-void transitionToPreTreatmentMode( void );                          // Prepares for transition to pre-treatment mode
+U32  transitionToPreTreatmentMode( void );                          // Prepares for transition to pre-treatment mode
 U32  execPreTreatmentMode( void );                                  // Execute the pre-treatment mode state machine (call from OperationModes)
 
 void signalUserConfirmInstallation( void );                         // Signal that user confirms disposable has been installed