{"query_echo":{"q":"","filters":{"analysis_type":["maintenance procedure"]},"warnings":[{"code":"facet_value_not_in_vocabulary","message":"Value 'maintenance procedure' for facet 'analysis_type' is not in the controlled vocabulary."}]},"total":{"value":1,"relation":"eq"},"page":1,"page_size":20,"self":"https://climateinsightsdirectory.org/api/v1/search?analysis_type=maintenance+procedure","stability":"beta","ai_marking":{"digital_source_type":{"uri":"http://cv.iptc.org/newscodes/digitalsourcetype/trainedAlgorithmicMedia","name":"Created using Generative AI"},"notice":"Summary and key insights are generated using artificial intelligence."},"results":[{"id":"cer-000323","url":"https://climateinsightsdirectory.org/document/cer-000323","title":"ankerlig-power-station-_-inspection-and-calibration-of-equipment-160428-b61b9d8bcd352ce6.pdf","publisher":{"name":"Centre for Environmental Rights","organization":"centre-for-environmental-rights"},"document_type":"guide","language":"en","date_published":null,"source_url":"https://cer.org.za/wp-content/uploads/2016/07/Ankerlig-Power-Station-_-Inspection-and-calibration-of-equipment-160428.pdf?x21779","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","analysis_type"],"summary":{"text":"This document is a work package guide (Doc No.: 192/E/6, Revision 2) for the inspection and calibration of the Continuous Emission Monitoring System (CEMS) at the Ankerlig Power Station. It outlines the safety precautions, required tools, and step-by-step technical procedures for maintaining general equipment and calibrating NO, CO, and SO2 analysers.","ai_generated":true,"unit":"cer-000323#summary","date_modified":"2026-08-17"},"key_insights":[{"text":"The inspection and calibration of emission monitoring equipment is a yearly requirement that requires one competent person and a planned duration of approximately 3 hours.","ai_generated":true,"unit":"cer-000323#insight-1","date_modified":"2026-08-17"},{"text":"General equipment checks include verifying the operation of the air conditioner and heater, testing indication panel lamps, and inspecting filters for fouling, which is indicated by brown or yellow discoloration.","ai_generated":true,"unit":"cer-000323#insight-2","date_modified":"2026-08-17"},{"text":"The oxygen sensor must be replaced if its voltage drops below 6 mV.","ai_generated":true,"unit":"cer-000323#insight-3","date_modified":"2026-08-17"},{"text":"Calibration checks for NO, CO, and SO2 using the Ultramat gas analyser require a test gas flow of 60 to 80 l/h at a pressure of approximately 0.2 bar; the analyser must be recalibrated if there is a deviation of more than 2%.","ai_generated":true,"unit":"cer-000323#insight-4","date_modified":"2026-08-17"}],"climate_tags":["emission monitoring","power station maintenance","air quality"],"geography_discussed":[],"frame_perspective":[],"analysis_type":["technical guide","maintenance procedure"]}]}