     if (inGracePeriod) {
       // If the grace period is over reset boolean
       if (currentMillis - gracePeriodStart > gracePeriod) {
-	inGracePeriod = LOW;
+    	inGracePeriod = LOW;
       }
     }
 

    if (inCooldownPeriod) {
      // If the grace period is over reset boolean
      if (currentMillis - cooldownPeriodStart > cooldownPeriod) {
	inCooldownPeriod = LOW;
      }
    }
    

    // Temperature measurement
    int temperature = getTemperature();

      // the temperature is not yet enough
      // below the set point, keep cooling
      if (temperature > setPoint - 10) {
    	needCooling = HIGH;
      }
      else {
    	needCooling = LOW;
      }
    }
    else {
