Index: firmware/App/Modes/ModeGenDialysate.c
===================================================================
diff -u -rf1d06ca00cd3ff93d9efe3896304806b90fd579d -rae31b4c999dccae70fb40fb9d98a4380ce2c7415
--- firmware/App/Modes/ModeGenDialysate.c	(.../ModeGenDialysate.c)	(revision f1d06ca00cd3ff93d9efe3896304806b90fd579d)
+++ firmware/App/Modes/ModeGenDialysate.c	(.../ModeGenDialysate.c)	(revision ae31b4c999dccae70fb40fb9d98a4380ce2c7415)
@@ -7,8 +7,8 @@
 *
 * @file    ModeGenDialysate.c
 *
-* @author  (last)      Jashwant Gantyada
-* @date    (last)      13-Mar-2026
+* @author  (last)      Dara Navaei
+* @date    (last)      18-Mar-2026
 *
 * @author  (original)  Vinayakam Mani
 * @date    (original)  06-Nov-2024
@@ -389,6 +389,8 @@
             setHeaterTargetTemperature( D5_HEAT, getGenDialysateTargetTemperature() );
             setD28TempFeedbackControl( TRUE );
             startHeater( D5_HEAT );
+            // Stop trimmer heater
+            stopHeater( D45_HEAT );
 
             setDialysatePumpTargetRPM( D12_PUMP, getFreshDialPumpInitialRpm(), TRUE );
             setDialysatePumpTargetRPM( D48_PUMP, SPENT_DIAL_PUMP_FILL_RPM, TRUE );