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A. Safety precautions prior to operation on oxygen system WARNING : AVOID EXPOSING THE OXYGEN CYLINDER TO DIRECT SUNLIGHT. KEEP ALL SYSTEM COMPONENTS AS WELL AS UNIONS PERFECTLY CLEAN. STRICTLY PROHIBIT THE PRESENCE OF PRODUCTS INCOMPATIBLE WITH OXYGEN UNDER PRESSURE (OIL, GREASE, HYDRAULIC FLUID, VARIOUS COMBUSTIBLE PRODUCTS, LIPSTICK, ETC). PROHIBIT ANY FLAME OR INCANDESCENT SOURCE NEAR OXYGEN SOURCE. ENSURE THE VENTILATION OF THE OXYGEN CYLINDER COMPARTMENT IS NOT BLOCKED. HANDLE EQUIPMENT WITH EXTREME CARE, CAREFULLY WRAP EQUIPMENT FOR TRANSPORTATION, USE EXTREME CAUTION TO AVOID DAMAGE TO EQUIPMENT. CHARGING OXYGEN CYLINDERS WITH AVIATOR'S BREATHING OXYGEN MUST BE CARRIED OUT SLOWLY AS INSTRUCTED IN THE REGULATIONS IN FORCE. ONLY GASEOUS AVIATOR'S BREATHING OXYGEN MUST BE USED TO CHARGE THE CYLINDERS. OPENING THE VALVES TOO RAPIDLY CAN CAUSE A SUDDEN COMPRESSION AND THEREFORE A TEMPERATURE RISE SUFFICIENT TO START A FIRE OR CAUSE AN EXPLOSION. CLEARLY IDENTIFY THE CONTENT OF ALL OXYGEN CYLINDERS AND KEEP THEM AWAY FROM ANY OTHER GAS CYLINDERS. DO NOT KEEP EMPTY CYLINDERS TOGETHER WITH FULL CYLINDERS. DO NOT USE AVIATOR'S BREATHING OXYGEN FOR ANY OTHER PURPOSE. DO NOT ALLOW ANY FOREIGN CONTAMINANTS TO PENETRATE INSIDE THE OXYGEN SYSTEM. NEVER CHARGE AN OXYGEN SYSTEM WITH AN OXYGEN TYPE OTHER THAN AVIATOR'S BREATHING OXYGEN. DO NOT SMOKE OR USE AN OPEN FLAME OR ANY ELECTRICAL SOURCE THAT CAN GENERATE ELECTRICAL SPARKS NEAR THE AIRCRAFT WHILE MAINTENANCE IS BEING PERFORMED ON THE OXYGEN SYSTEM. MAKE SURE ALL ELECTRICAL POWER IS DISCONNECTED AND AIRCRAFT IS PROPERLY GROUNDED. MIXING OIL OR GREASE WITH OXYGEN CAN CAUSE EXPLOSIONS. YOU MUST MAKE SURE THAT ALL TOOLS, EQUIPMENT AND CLOTHES ARE FREE OF OIL OR GREASE. GROUND THE OXYGEN CHARGING CART TO THE AIRCRAFT. WA Validity : S / N 1 - 9999 35-00-00Page 301 (BA) JUN 04 CLOSE THE SHUT-OFF VALVE ON THE OXYGEN CYLINDER AND RELEASE THE PRESSURE FROM THE SYSTEM LINES BEFORE THE LINES ARE DISCONNECTED. INSTALL BLANKING CAPS ON ALL OPENINGS. 2. OXYGEN SYSTEM SERVICING PROCEDURE A. Tools and consumable materials None B. Procedure WARNING : OBSERVE ALL THE SAFETY PRECAUTIONS DESCRIBED IN PARAGRAPH 1. CAUTION : OXYGEN SYSTEM SERVICING MUST BE PERFORMED BY QUALIFIED PERSONNEL. 1) Connect a grounding cable to the aircraft and to an approved ground rod. 2) Make sure an adequate fire extinguishing equipment is available. 3) Make sure the work area is properly ventilated. 4) Make sure all worn clothes are clean. 5) Make sure all tools and equipment are clean. 6) Make sure that the main switch-breaker is open. 7) Install the warning sign prohibiting main switch-breaker operation. WARNING DO NOT OPERATE MAINTENANCE WORK IN PROGRESS 8) Make sure cabin oxygen control lever is set to "OFF". 中国通航网 www.ga.cn 通航翻译 www.aviation.cn 本文链接地址：TB20 MAINTENANCE MANUAL 35 氧气 TB20飞机维护手册(6) |
