Index: firmware/App/Modes/ModeChemicalDisinfect.c
===================================================================
diff -u -r5e47cac9994e1e0f5b4cebbeb9994c7a2aa83096 -r20244278848db264bc95062f4d8df907da93abe5
--- firmware/App/Modes/ModeChemicalDisinfect.c	(.../ModeChemicalDisinfect.c)	(revision 5e47cac9994e1e0f5b4cebbeb9994c7a2aa83096)
+++ firmware/App/Modes/ModeChemicalDisinfect.c	(.../ModeChemicalDisinfect.c)	(revision 20244278848db264bc95062f4d8df907da93abe5)
@@ -113,7 +113,7 @@
 
 // Parameters controlling chemical disinfect
 #define TARGET_CHEM_DISINFECT_TIME_MS               ( 12 * SEC_PER_MIN * MS_PER_SECOND )                       ///< Expected chemical disinfect time in ms.
-#define CHEM_DISINFECT_START_TEMP_TIMEOUT_MS        ( 1 * SEC_PER_MIN * MS_PER_SECOND )                        ///< Chemical disinfect reaching to minimum temperature timeout in milliseconds.
+#define CHEM_DISINFECT_START_TEMP_TIMEOUT_MS        ( 5 * SEC_PER_MIN * MS_PER_SECOND )                        ///< Chemical disinfect reaching to minimum temperature timeout in milliseconds.
 #define CHEM_DISINFECT_TARGET_TEMPERATURE_C         37.0F                                                      ///< Chemical disinfect target water temperature in C.
 #define CHEM_DISINFECT_MINIMUM_TEMPERATURE_C        35.0F                                                      ///< Chemical disinfect target water temperature in C.
 #define CHEM_DISINFECT_HEATER_CONTROL_TEMPERATURE_C 45.0F                                                      ///< Chemical disinfect heater control water temperature in C.