diff -r 77cf1e9866e5 -r ac0c31c38959 main/task_driver.c
--- a/main/task_driver.c	Wed Jul 28 22:04:54 2021 +0200
+++ b/main/task_driver.c	Thu Jul 29 19:57:41 2021 +0200
@@ -73,12 +73,12 @@
 void MLT(int onoff) {
 
     if (onoff && outEnable) {
-	if (MLT_pin != 1)
+	if (MLT_pin != 1 && ! equipment.Hendi)
 	    MLT_time = xTaskGetTickCount();
 	gpio_set_level(SSR_MLT, 1);
 	MLT_pin = 1;
     } else {
-	if (MLT_pin)
+	if (MLT_pin && ! equipment.Hendi)
 	    runtime.MLT_usage += xTaskGetTickCount() - MLT_time;
 	gpio_set_level(SSR_MLT, 0);
 	MLT_pin = 0;
@@ -123,6 +123,7 @@
     if (outEnable) {
 	if (percent < 0) {
 	    val = 0;
+	    MLT_time = xTaskGetTickCount();
 	} else if (percent > 100) {
 	    val = 1024;
 	} else {
@@ -130,6 +131,7 @@
 	}
     } else {
 	val = 0;
+	MLT_time = xTaskGetTickCount();
     }
 
     /*
@@ -142,6 +144,10 @@
     	log_msg(TAG, "MLT_PWM(%d) val=%d %.0f watt", percent, val, (percent / 100.0) * equipment.MLT_watt);
     	ledc_set_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_0,/* 1024 - */val);
     	ledc_update_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_0);
+	if (val >= 10) {
+	    runtime.MLT_usage += (xTaskGetTickCount() - MLT_time) * (percent / 100.0);
+	}
+	MLT_time = xTaskGetTickCount();
     }
     oldval = val;
 }