Index: MsgDefs.h
===================================================================
diff -u -r479a4dd57c3b2d3504488369b9e4dc9e0914699a -r64f864e696ca3f8abe4432544f727fc2f011a3a7
--- MsgDefs.h	(.../MsgDefs.h)	(revision 479a4dd57c3b2d3504488369b9e4dc9e0914699a)
+++ MsgDefs.h	(.../MsgDefs.h)	(revision 64f864e696ca3f8abe4432544f727fc2f011a3a7)
@@ -232,6 +232,7 @@
     MSG_ID_HD_SEND_CHEM_FLUSH_SAMPLE_PASS_FAIL_TO_DG = 0xC8,            ///< HD send chemical disinfect flush sample pass/fail to DG
     MSG_ID_DG_START_STOP_RO_PERMEATE_SAMPLE_MODE_CMD_REQUEST = 0xC9,    ///< DG start/stop RO permeate sample mode command request
     MSG_ID_DG_RO_PERMEATE_SAMPLE_DATA = 0xCA,                           ///< DG RO permeate sample mode data broadcast
+    MSG_ID_HD_SEND_RO_PERMEATE_SAMPLE_DISPENSE_REQUEST = 0xCB,          ///< HD send RO permeate sample dispense request
 
 #ifdef EMC_TEST_BUILD
     MSG_ID_CAN_ERROR_COUNT = 0x999,  // test code in support of EMC testing