how to replace an anode rod

{"title":"Flushing and Replacing the anode rod , water heater maintenance Magnesium anode rod","imgUrl":"https:\/\/img.chinax.com\/nimg\/90\/dd\/7af0c4fc793f723f693a9e0b3bca-200x200-1.jpg","attrs":{"Price":"negotiable","Brand Name":"OEM","Model Number":"OEM Custom-made high quality","Minimum Order Quantity":"1 piece","Delivery Time":"1 FCL:14 Days","Certification":"ASTM G-97, ISO, DNV","Place of Origin":"China","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram,PayPal","Supply Ability":"300 Metric Ton\/Metric Tons per Month","Packaging Details":"On pallet with steel bundles","Name":"Custom Heating elements water heater anode rod magnesium","Material":"AZ31B AZ63C HP AZ","Application":"solar water tank oil tank storage tank condenser","Shape":"Rod,bar, cylinder with R G1\" G3\/4\" thread","ability":"available in several configurations, with welded or unwelded Hex-Head and Anode Outlet Devices","Certificate":"ISO9001:2008 Extruded Magnesium Anode Rod for Water Heater"}}

{"title":"22*110mm Magnesium Alloy Rod Electric Water Heater Anode Rod Replacement","imgUrl":"https:\/\/img.chinax.com\/nimg\/c8\/5c\/8bab8a8cf3e16843ec6d9cf81a5b-200x200-1.jpg","attrs":{"Price":"USD10-30\/kg","Brand Name":"DOME","Model Number":"DM013","Minimum Order Quantity":"10kg","Delivery Time":"5-8 work days","Certification":"ISO9001,CE,SGS","Place of Origin":"Zhengzhou,China","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram","Magnesium Content":"99.9%","Type":"AZ31B, AZ61, AZ80","Shape":"Rod","Color":"Silver","Process":"Semi-Casting & Hot Rolling","Application":"Electric anode","Startand":"American Standard, ASTM G-97","Function":"Electric Anode","Material":"Mg Alloy","Size":"Dia 22xL110mm","Working temperature":"-20\u2103 - 60\u2103"}}

{"title":"Standard OE NO. Aluminum 6061 Anodized Black Left Front Sprint Torsion Arm Good Performance for Replace\/Repair Purpose","imgUrl":"https:\/\/img.chinax.com\/nimg\/e7\/8c\/3606158400a2c77551358f2d782b-200x200-1.jpg","attrs":{"Price":"$47.00\/pieces 20-49 pieces","Brand Name":"Foracing","Minimum Order Quantity":"20 pieces","Purpose":"for replace\/repair","Condition":"New","Year":"Universal","Model":"Universal","OE NO.":"Standard","Car Fitment":"Universal","Place of Origin":"China","Material":"Aluminum6061","Payment Terms":"T\/T 30% as deposit, and 70% before delivery"}}