Index: firmware/App/Modes/ModeRecirculate.c
===================================================================
diff -u -r6e0385d7c36a79244119d77b61ed01182b3c4d9f -r4c20f6a3d8c8ff33d2dff4ba27e0732c7614378b
--- firmware/App/Modes/ModeRecirculate.c	(.../ModeRecirculate.c)	(revision 6e0385d7c36a79244119d77b61ed01182b3c4d9f)
+++ firmware/App/Modes/ModeRecirculate.c	(.../ModeRecirculate.c)	(revision 4c20f6a3d8c8ff33d2dff4ba27e0732c7614378b)
@@ -14,6 +14,8 @@
  *
  **************************************************************************/
 
+#include "etpwm.h"
+
 #include "DrainPump.h"
 #include "FPGA.h"
 #include "Heaters.h"
@@ -83,6 +85,13 @@
     startPrimaryHeater();
     // UV on
     // conc. pumps off
+
+    {   // TODO - test code to start the fan since we're turning the heater on
+        F32 fanPWM = 0.25;
+        etpwmSetCmpA( etpwmREG6, (U32)( (S32)( ( fanPWM * (F32)(etpwmREG6->TBPRD) ) + FLOAT_TO_INT_ROUNDUP_OFFSET ) ) );
+        etpwmSetCmpB( etpwmREG6, (U32)( (S32)( ( fanPWM * (F32)(etpwmREG6->TBPRD) ) + FLOAT_TO_INT_ROUNDUP_OFFSET ) ) );
+    }
+
 }
 
 /*********************************************************************//**