Index: firmware/App/Modes/ModeChemicalDisinfect.c
===================================================================
diff -u -r93343475b961a704421944f94c1d322d89010170 -r2a791a59f7336f63b07e310446435af0b16969a5
--- firmware/App/Modes/ModeChemicalDisinfect.c	(.../ModeChemicalDisinfect.c)	(revision 93343475b961a704421944f94c1d322d89010170)
+++ firmware/App/Modes/ModeChemicalDisinfect.c	(.../ModeChemicalDisinfect.c)	(revision 2a791a59f7336f63b07e310446435af0b16969a5)
@@ -80,7 +80,7 @@
 // R1 to R2 & R2 to R1 chemical disinfect circulation
 #define CHEM_DISINFECT_TARGET_RO_FLOW_LPM           0.8F                                                       ///< Chemical disinfect target RO flow rate in L/min.
 #define CHEM_DISINFECT_MAX_RO_PRESSURE_PSI          130                                                        ///< Chemical disinfect maximum RO pressure in psi.
-#define CHEM_DISINFECT_TARGET_DRAIN_PRES_PSI        10.0                                                       ///< Chemical disinfect target drain outlet pressure in psi.
+#define CHEM_DISINFECT_TARGET_DRAIN_PRES_PSI        12.0                                                       ///< Chemical disinfect target drain outlet pressure in psi.
 #define CHEM_DISINFECT_TIME_MS                      ( 36 * SEC_PER_MIN * MS_PER_SECOND )                       ///< Chemical disinfect time for each section in milliseconds.  TODO original time was 36 minutes
 #define CHEM_DISINFECT_START_TEMP_TIMOUT_MS         ( 4 * MIN_PER_HOUR * SEC_PER_MIN * MS_PER_SECOND )         ///< Chemical disinfect reaching to minimum temperature timeout in milliseconds.
 #define RSRVRS_TARGET_VOL_OUT_TIMEOUT_MS            ( 0.5F * SEC_PER_MIN * MS_PER_SECOND )                     ///< Reservoirs 1 & 2 maximum volume out of range timeout during chemical disinfect. TODO change this to 5 seconds