Index: firmware/App/Modes/Prime.c
===================================================================
diff -u -rbb81ef75054179b37eaa3750a631ad1c67692008 -r32f48aca25ae69089c2cf77936239cce6daac229
--- firmware/App/Modes/Prime.c	(.../Prime.c)	(revision bb81ef75054179b37eaa3750a631ad1c67692008)
+++ firmware/App/Modes/Prime.c	(.../Prime.c)	(revision 32f48aca25ae69089c2cf77936239cce6daac229)
@@ -516,7 +516,7 @@
 {
     HD_PRE_TREATMENT_PRIME_STATE_T state = HD_PRIME_DIALYSATE_DIALYZER_STATE;
 
-    F32 const loadcellWeight = getReservoirWeightSmallFilter( DG_RESERVOIR_1 );
+    F32 const loadcellWeight = getLoadCellWeightInGrams( LOAD_CELL_RESERVOIR_1_PRIMARY );
     F32 const weightChange = fabs( 1.0 - ( previousLoadCellReading / loadcellWeight ) );
 
     if ( weightChange < LOAD_CELL_VOLUME_NOISE_TOLERANCE )
@@ -583,7 +583,7 @@
 static HD_PRE_TREATMENT_PRIME_STATE_T handlePrimeDialysateBypassState( void )
 {
     HD_PRE_TREATMENT_PRIME_STATE_T state = HD_PRIME_DIALYSATE_BYPASS_STATE;
-    F32 const loadcellWeight = getReservoirWeightSmallFilter( DG_RESERVOIR_2 );
+    F32 const loadcellWeight = getLoadCellWeightInGrams( LOAD_CELL_RESERVOIR_2_PRIMARY );
     F32 const weightChange = fabs( 1.0 - ( previousLoadCellReading / loadcellWeight ) );
 
     if ( weightChange < LOAD_CELL_VOLUME_NOISE_TOLERANCE )