Index: firmware/App/Modes/Prime.c
===================================================================
diff -u -rba7a576375ad7bbfa0d5a879d82b8783e5182899 -r565ed0856be2fcf1443e3ec4cb8fe023b2c14db4
--- firmware/App/Modes/Prime.c	(.../Prime.c)	(revision ba7a576375ad7bbfa0d5a879d82b8783e5182899)
+++ firmware/App/Modes/Prime.c	(.../Prime.c)	(revision 565ed0856be2fcf1443e3ec4cb8fe023b2c14db4)
@@ -525,7 +525,7 @@
 {
     HD_PRE_TREATMENT_PRIME_STATE_T state = HD_PRIME_DIALYSATE_DIALYZER_STATE;
 
-    F32 const loadcellWeight = getReservoirWeightSmallFilter( DG_RESERVOIR_1 );
+    F32 const loadcellWeight = getLoadCellWeight( LOAD_CELL_RESERVOIR_1_PRIMARY );
     F32 const weightChange = fabs( 1.0 - ( previousLoadCellReading / loadcellWeight ) );
 
     if ( weightChange < LOAD_CELL_VOLUME_NOISE_TOLERANCE )
@@ -609,7 +609,7 @@
 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 = getLoadCellWeight( LOAD_CELL_RESERVOIR_2_PRIMARY );
     F32 const weightChange = fabs( 1.0 - ( previousLoadCellReading / loadcellWeight ) );
 
     if ( weightChange < LOAD_CELL_VOLUME_NOISE_TOLERANCE )