Today,as requested by our customer in Mountain View,Spark Appliance Repair team arrived the location at the correct time to diagnostically check freezer due to the problem of running constantly.After diagnostic service,we guaranteed the problem occuring due to the temperature control thermostat which is not working properly.We replaced the defective thermostat with new one,and this problem is very common in these type of appliances therefore we came home by fully faciliated.After 2 hours of service on appliance,we did a final test to fully ensure that the problem is solved and customer is satisfied.