Index: dialin/hd/hemodialysis_device.py
===================================================================
diff -u -r0cab9b7a747d7e2dfc36698ea2481b62971ec786 -rc83af5f3c56db1049d5fde362848a0200279d585
--- dialin/hd/hemodialysis_device.py	(.../hemodialysis_device.py)	(revision 0cab9b7a747d7e2dfc36698ea2481b62971ec786)
+++ dialin/hd/hemodialysis_device.py	(.../hemodialysis_device.py)	(revision c83af5f3c56db1049d5fde362848a0200279d585)
@@ -27,6 +27,7 @@
 from .treatment import HDTreatment
 from .valves import HDValves
 from .pressure_occlusion import HDPressureOcclusion
+from .pretreatment import HDPreTreatment
 from ..protocols.CAN import (DenaliMessage,
                              DenaliCanMessenger,
                              DenaliChannels)
@@ -117,6 +118,7 @@
         self.dialysate_inlet_flow = HDDialysateInletFlow(self.can_interface, self.logger)
         self.dialysate_outlet_flow = HDDialysateOutletFlow(self.can_interface, self.logger)
         self.treatment = HDTreatment(self.can_interface, self.logger)
+        self.pretreatment = HDPreTreatment(self.can_interface, self.logger)
         self.pressure_occlusion = HDPressureOcclusion(self.can_interface, self.logger)
         self.valves = HDValves(self.can_interface, self.logger)