Y M M D D Software version, record by date
4 Maintenance
4.1 Maintenance
3.1.1 Check the connection between power supply plug and socket and ground wiring regularly;
3.1.2 In some cold area (below 0℃), if the system will be stopped for a long time, all the water should be
released in case of freezing of inner tank and damage of e-heater.
3.1.3 It is recommended to clean the inner tank and e-heater regularly to keep an efficient performance.
3.1.4 Check the sacrificial anode every half year and change it if it has been used out. For more details,
please contact the supplier or the after-sale service.