diff --git a/Firmware/Filament_sensor.cpp b/Firmware/Filament_sensor.cpp
index ca89fa54f..e298e6035 100644
--- a/Firmware/Filament_sensor.cpp
+++ b/Firmware/Filament_sensor.cpp
@@ -498,7 +498,7 @@ bool PAT9125_sensor::updatePAT9125() {
         }
     }
 
-    if (!pollingTimer.running() || pollingTimer.expired(pollingPeriod)) {
+    if (pollingTimer.expired_cont(pollingPeriod)) {
         pollingTimer.start();
         if (!pat9125_update()) {
             init(); // try to reinit.
diff --git a/Firmware/temperature.cpp b/Firmware/temperature.cpp
index 5dab747bd..447a39cd5 100755
--- a/Firmware/temperature.cpp
+++ b/Firmware/temperature.cpp
@@ -2261,7 +2261,7 @@ static void check_min_temp_raw()
         if(target_temperature_isr[active_extruder]>minttemp[active_extruder]) {
             // ~ nozzle heating is on
             bCheckingOnHeater=bCheckingOnHeater||(current_temperature_isr[active_extruder]>(minttemp[active_extruder]+TEMP_HYSTERESIS)); // for eventually delay cutting
-            if(oTimer4minTempHeater.expired(HEATER_MINTEMP_DELAY)||(!oTimer4minTempHeater.running())||bCheckingOnHeater) {
+            if(oTimer4minTempHeater.expired_cont(HEATER_MINTEMP_DELAY) || bCheckingOnHeater) {
                 bCheckingOnHeater=true;   // not necessary
                 check_min_temp_heater0(); // delay is elapsed or temperature is/was over minTemp => periodical checking is active
             }
@@ -2275,7 +2275,7 @@ static void check_min_temp_raw()
         if(target_temperature_bed_isr>BED_MINTEMP) {
             // ~ bed heating is on
             bCheckingOnBed=bCheckingOnBed||(current_temperature_bed_isr>(BED_MINTEMP+TEMP_HYSTERESIS)); // for eventually delay cutting
-            if(oTimer4minTempBed.expired(BED_MINTEMP_DELAY)||(!oTimer4minTempBed.running())||bCheckingOnBed) {
+            if(oTimer4minTempBed.expired_cont(BED_MINTEMP_DELAY) || bCheckingOnBed) {
                 bCheckingOnBed=true;  // not necessary
                 check_min_temp_bed(); // delay is elapsed or temperature is/was over minTemp => periodical checking is active
             }
diff --git a/Firmware/tmc2130.cpp b/Firmware/tmc2130.cpp
index 65c7abd37..4947ea678 100755
--- a/Firmware/tmc2130.cpp
+++ b/Firmware/tmc2130.cpp
@@ -357,7 +357,7 @@ bool tmc2130_wait_standstill_xy(int timeout)
 
 void tmc2130_check_overtemp()
 {
-	if (tmc2130_overtemp_timer.expired(1000) || !tmc2130_overtemp_timer.running())
+	if (tmc2130_overtemp_timer.expired_cont(1000))
 	{
 		for (uint_least8_t i = 0; i < 4; i++)
 		{