Index: firmware/App/Controllers/BloodFlow.c
===================================================================
diff -u -rccfd15568f1e3d304320c2babb2fd4bcf0413304 -re250309026d33ff57fd00d74ccc05b1595610656
--- firmware/App/Controllers/BloodFlow.c	(.../BloodFlow.c)	(revision ccfd15568f1e3d304320c2babb2fd4bcf0413304)
+++ firmware/App/Controllers/BloodFlow.c	(.../BloodFlow.c)	(revision e250309026d33ff57fd00d74ccc05b1595610656)
@@ -257,9 +257,6 @@
     initPersistentAlarm( ALARM_ID_BLOOD_PUMP_ROTOR_SPEED_TOO_HIGH, 0, BP_MAX_ROTOR_SPEED_ERROR_PERSIST );
     initPersistentAlarm( ALARM_ID_BLOOD_PUMP_MC_CURRENT_CHECK, 0, BP_MAX_CURR_ERROR_DURATION_MS );
     initPersistentAlarm( ALARM_ID_BLOOD_FLOW_SIGNAL_STRENGTH_TOO_LOW, FLOW_SIG_STRGTH_ALARM_PERSIST, FLOW_SIG_STRGTH_ALARM_PERSIST );
-    initPersistentAlarm( ALARM_ID_HD_BP_FLOW_READ_TIMEOUT_ERROR, 0, BLOOD_FLOW_FAST_READ_TO_PERSIST );
-    initPersistentAlarm( ALARM_ID_HD_BP_FLOW_SLOW_READ_TIMEOUT_ERROR, 0, BLOOD_FLOW_SLOW_READ_TO_PERSIST );
-    initPersistentAlarm( ALARM_ID_HD_BP_FLOW_SENSOR_ERROR, 0, BLOOD_FLOW_COMM_ERROR_PERSIST );
     initPersistentAlarm( ALARM_ID_HD_BLOOD_FLOW_OUT_OF_RANGE, 0, BP_MAX_FLOW_RATE_OUT_OF_RANGE_PERSIST );
 }
 
@@ -472,30 +469,12 @@
                      fpgaBloodFlow     * bloodFlowCalRecord.hdFlowSensors[ CAL_DATA_HD_BLOOD_FLOW_SENSOR ].gain +
                                          bloodFlowCalRecord.hdFlowSensors[ CAL_DATA_HD_BLOOD_FLOW_SENSOR ].offset;
 
-#ifndef DISABLE_PUMP_FLOW_CHECKS
-    if ( TRUE == isPersistentAlarmTriggered( ALARM_ID_HD_BP_FLOW_SENSOR_ERROR, ( flowErrorCtr != lastBloodFlowCommErrorCount ) ) )
-    {
-        activateAlarmNoData( ALARM_ID_HD_BP_FLOW_SENSOR_ERROR );
-    }
     if ( flowStatus != BFM_SENSOR_CONNECTED_STATUS )
     {
         SET_ALARM_WITH_1_U32_DATA( ALARM_ID_HD_BLOOD_FLOW_STATUS_SELF_TEST_FAILURE, (U32)flowStatus );
     }
     lastBloodFlowCommErrorCount = flowErrorCtr;
-#endif
 
-#ifndef DISABLE_FPGA_COUNTER_CHECKS
-    // Check for stale flow reading
-    if ( TRUE == isPersistentAlarmTriggered( ALARM_ID_HD_BP_FLOW_READ_TIMEOUT_ERROR, ( fpReadCtr == lastBloodFlowFastPacketReadCtr ) ) )
-    {
-        activateAlarmNoData( ALARM_ID_HD_BP_FLOW_READ_TIMEOUT_ERROR );
-    }
-    if ( TRUE == isPersistentAlarmTriggered( ALARM_ID_HD_BP_FLOW_SLOW_READ_TIMEOUT_ERROR, ( spReadCtr == lastBloodFlowSlowPacketReadCtr ) ) )
-    {
-        activateAlarmNoData( ALARM_ID_HD_BP_FLOW_SLOW_READ_TIMEOUT_ERROR );
-    }
-#endif
-
     // Record flow read counters for next time around
     lastBloodFlowFastPacketReadCtr = fpReadCtr;
     lastBloodFlowSlowPacketReadCtr = spReadCtr;