Index: sources/canbus/MessageInterpreter.cpp
===================================================================
diff -u -r4c3c38d7f96cd63be776677bec5d1d0aa574611a -rbd560752aaa76183f168f0af6ad97b75b6b57c79
--- sources/canbus/MessageInterpreter.cpp	(.../MessageInterpreter.cpp)	(revision 4c3c38d7f96cd63be776677bec5d1d0aa574611a)
+++ sources/canbus/MessageInterpreter.cpp	(.../MessageInterpreter.cpp)	(revision bd560752aaa76183f168f0af6ad97b75b6b57c79)
@@ -257,6 +257,7 @@
     // alarms
     case Gui::GuiActionType::ID_AlarmSilenceReq                     : INTERPRET_RECEIVED_MESSAGE(AlarmSilenceRequestData                    ); break;
     case Gui::GuiActionType::ID_AlarmUserActionReq                  : INTERPRET_RECEIVED_MESSAGE(AlarmUserActionRequestData                 ); break;
+    case Gui::GuiActionType::ID_AlarmVolumeSetReq                   : INTERPRET_RECEIVED_MESSAGE(AdjustAlarmVolumeRequestData                ); break;
     // coco begin validated: Manually tested. This model class is a placeholder for the message 63(0x3F00) and there is no use case for this now.
     case Gui::GuiActionType::ID_AlarmClearedConditionReq            : INTERPRET_RECEIVED_MESSAGE(AlarmClearedConditionRequestData           ); break;
     // coco end