Index: firmware/App/Drivers/GLXferPump.c
===================================================================
diff -u -r285b5d82539c96524c93703d52a66fff76fb64fc -r395522dffef1348e176564925656012f529c1910
--- firmware/App/Drivers/GLXferPump.c	(.../GLXferPump.c)	(revision 285b5d82539c96524c93703d52a66fff76fb64fc)
+++ firmware/App/Drivers/GLXferPump.c	(.../GLXferPump.c)	(revision 395522dffef1348e176564925656012f529c1910)
@@ -1,17 +1,17 @@
 /**************************************************************************
 *
-* Copyright (c) 2024-2024 Diality Inc. - All Rights Reserved.
+* Copyright (c) 2024-2026 Diality Inc. - All Rights Reserved.
 *
 * THIS CODE MAY NOT BE COPIED OR REPRODUCED IN ANY FORM, IN PART OR IN
 * WHOLE, WITHOUT THE EXPLICIT PERMISSION OF THE COPYRIGHT OWNER.
 *
 * @file    GLXferPump.c
 *
-* @author  (last)      Sean
-* @date    (last)      17-Sep-2024
+* @author  (last)      Dara Navaei
+* @date    (last)      03-Sep-2025
 *
-* @author  (original)  Sean
-* @date    (original)  17-Sep-2024
+* @author  (original)  Sean Nash
+* @date    (original)  19-Sep-2024
 *
 ***************************************************************************/
 
@@ -28,6 +28,8 @@
 
 // ********** private definitions **********
 
+#define AIR_PUMP_PWM_TIME           20                ///< Time (in 10ns increments) per PWM register count for the air pump = 20 kHz.
+
 // ********** private data **********
 
 static U08 currentAirPumpMotorPowerLevel;             ///< Current air pump motor state: 0=off, 1..255=power level.
@@ -45,7 +47,8 @@
 void initGasLiqXferPumpDriver(void)
 {
     currentAirPumpMotorPowerLevel = AIR_PUMP_MOTOR_OFF;
-    setAirPumpMotorPowerLevel( currentAirPumpMotorPowerLevel );
+    setH12AirPumpMotorPowerLevel( currentAirPumpMotorPowerLevel );
+    setH12AirPumpMotorPWMCntTime( AIR_PUMP_PWM_TIME );
 }
 
 /*********************************************************************//**
@@ -64,7 +67,7 @@
     if ( power != currentAirPumpMotorPowerLevel )
     {
         SEND_EVENT_WITH_2_U32_DATA( TD_EVENT_AIR_PUMP_ON_OFF, (U32)currentAirPumpMotorPowerLevel, (U32)power );
-        setAirPumpMotorPowerLevel( power );
+        setH12AirPumpMotorPowerLevel( power );
         currentAirPumpMotorPowerLevel = power;
     }
 }
@@ -88,38 +91,5 @@
  *************************************************************************/
 
 
-/*********************************************************************//**
- * @brief
- * The testSetAirPump function sets the air pump to a given state (on/off).
- * @details \b Inputs: none
- * @details \b Outputs: currentAirPumpMotorPowerLevel
- * @param message set message from Dialin which includes the state to set
- * the air pump to.
- * @return TRUE if set request is successful, FALSE if not
- *************************************************************************/
-BOOL testSetAirPump( MESSAGE_T *message )
-{
-    BOOL result = FALSE;
-
-    // Verify tester has logged in with TD and override type is valid
-    if ( TRUE == isTestingActivated() )
-    {
-        // Verify payload length is valid
-        if ( sizeof( U32 ) == message->hdr.payloadLen )
-        {
-            U32 power;
-
-            memcpy( &power, message->payload, sizeof(U32) );
-            if ( power <= AIR_PUMP_MOTOR_MAX_PWM )
-            {
-                setAirPumpMotorPower( (U08)power );
-                result = TRUE;
-            }
-        }
-    }
-
-    return result;
-}
-
 /**@}*/