Index: firmware/App/Controllers/PresOccl.c
===================================================================
diff -u -rf237976ac5eb469200dfd547252720e6ea7211c4 -r41b864cbe954522399b3264d50109a3ae0786dfc
--- firmware/App/Controllers/PresOccl.c	(.../PresOccl.c)	(revision f237976ac5eb469200dfd547252720e6ea7211c4)
+++ firmware/App/Controllers/PresOccl.c	(.../PresOccl.c)	(revision 41b864cbe954522399b3264d50109a3ae0786dfc)
@@ -574,7 +574,8 @@
             if ( SW_CONFIG_DISABLE_VALUE == getSoftwareConfigStatus( SW_CONFIG_DISABLE_AIR_PUMP ) )
 #endif
             {
-
+                // When the Air Pump is enabled, we must handle the increase in venous pressure without triggering the alarm. We increase the
+                // venous high limit while the air pump is on + 1s for the pressure to stabilize once the pump is off.
                 if ( AIR_PUMP_STATE_ON == getAirPumpState() )
                 {
                     venHighLimit = (F32)getS32TreatmentParamUpperRangeLimit( TREATMENT_PARAM_VEN_PRESSURE_HIGH_LIMIT ) + VENOUS_OFFSET_WITH_AIRPUMP_MMHG;