diff --git a/src/main.c b/src/main.c
--- a/src/main.c
+++ b/src/main.c
@@ -80,7 +80,7 @@ int main(void)
 
         if(flash_getsettings()->val.control_mode == MODE_PID && (HAL_GetTick() - last_pid > PID_PERIOD))
         {
-            duty = pid_process();
+            //duty = pid_process();
             last_pid = HAL_GetTick();
         }
 
@@ -91,7 +91,7 @@ int main(void)
             last_thermostat = HAL_GetTick();
         }
 
-        pwmout_process((int16_t)duty);
+        //pwmout_process((int16_t)duty);
         display_process();
         watchdog_feed();