HUDA Tester's after-service department provides test chambers maintenance programs to help make sure the performance and longevity of your test chambers. Maintenance programs are offered to all customers' test chambers,HUDA Tester also provide on-site service to meet your needs. Following test chamber maintenance programs are included: Complete check of refrigeration system Check of humidity system Complete check of electrical systems Check for leaks Check of temperature system Cleaning of filters If you have any questions or you want to know more details about service,you can contact us now!