Index: firmware/App/Modes/Prime.c
===================================================================
diff -u -r0eee20d6e821c444dbfbc7ba98b9dd64e2b08ec8 -r6811f0251b0fa7d27c3e6d5eb16ade2bc88a3204
--- firmware/App/Modes/Prime.c	(.../Prime.c)	(revision 0eee20d6e821c444dbfbc7ba98b9dd64e2b08ec8)
+++ firmware/App/Modes/Prime.c	(.../Prime.c)	(revision 6811f0251b0fa7d27c3e6d5eb16ade2bc88a3204)
@@ -633,7 +633,7 @@
 {
     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 )
@@ -701,7 +701,7 @@
 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 )