Pull and clean filter in septic tank and jet sewer line to septic tank Cleaned filter inside septic tank outgoing line. Jetted sewer line from clean out near pool towards septic. Blockage at tank lots of solids built up at tee and just before tank. Ran jetter back and fourth several times to insure line is open. Recommend septic pumped because of solids build up at inlet tee. Customer would like to be set up every six months to clean outlet filter, please set up reoccurring filter maintenance on this filter at septic