航空公司培訓資料：放電刷的安裝測試工卡

電子電氣測量技能培訓序號工作項目工作者/日期1工具航材清點工具：萬用表、毫歐表、兆歐表、LCR表航材：臨近電門P/N:10-61226-29；放電刷；感溫探頭；搭接電阻測試盒；2根據放電刷的安裝程序，選用合適的測量儀表參看后附的手冊AMM23-61-00，先選擇測量工作所需的各種工具，并記錄工具名稱和型號；______XXXXX一、放電刷安裝______XXXXX1．工作準備A.關閉液壓源B.飛機斷電。2.放電刷安裝前檢查使用兆歐表測量放電刷電阻。阻值：6--100M?注：兆歐表使用要遠離燃油蒸汽區(qū)域b、記錄所測阻值____________3.放電刷的安裝a、將放電刷放置到位，與放電刷安裝匣完美配合4.放電刷的測試a、使用毫歐表測量放電刷與基座的搭接電阻。b、記錄所測阻值_____________5.將飛機恢復到初始狀態(tài)二、結束工作，清理現場。______XXXXX1）確保工作區(qū)域清潔，沒有工具和其它物品。______XXXXX2）清點工具確定工具齊全。3）將工作現場恢復到初始狀態(tài)。3結束工作：整理工具、清潔工作場地。G.StaticDischargerInspectionandTestBeforeInstallationSUBTASK23-61-00-210-001(1)Doavisualinspectionofthestaticdischargerassembly:(a)Replacethestaticdischargerassemblyifyoufinditbroken,damaged,orthemetalpinsarebroken,blunt,orbent.SUBTASK23-61-00-764-067WARNING:OBEYTHEPRECAUTIONSTHATFOLLOWWHENYOUUSEAMEGOHMMETER.IFYOUDONOTOBEYTHESEPRECAUTIONS,THENITISPOSSIBLETHATANEXPLOSIONORFIRECANOCCUR.(2)Usetheseprecautionsforpossiblefuelvaporswhenyouuseamegohmmeter:(a)Usetheinsulationmeter,COM-6457orequivalentmeterwitha500VDCtestvoltageandamaximum5milliampereshortcircuitcurrent.(b)Donotuseamegohmmeterattheselocations:1)Afivefoot(1.524meters)diameter,verticalcolumnareasadjacenttoorbelow:?awingfueltankvent(fromtheventtotheground).?openfueltankdoors(fromthedoortotheground).?openfueltankaccesspanels(fromthepaneltotheground).2)Zeroto18in.(457mm)abovethegroundintheareaaroundtheairplane.(c)Makesurethat:1)Areaiswellventilated.2)Metalworkstandsaregrounded.3)Megohmmeterispluggedintoagroundedreceptacle.4)Megohmmeterisinsulatedfrommetalworkstands.SUBTASK23-61-00-910-001(3)Movethestaticdischargertoasafelocationforthetestwithamegohmmeter.SUBTASK23-61-00-764-045(4)Useainsulationmeter,COM-6457tomeasuretheresistancebetweenthestaticdischargertipandthestaticdischargershankbeforeyouinstallthestaticdischarger:(a)Setthemegohmmeterto500VDCtestvoltage.(b)Makeagoodsurfacebondwiththeendofthestaticdischargertip:NOTE:Agoodelectricalbondbetweentheendofthestaticdischargertipandthemegohmmeterisnecessaryforacorrectmeasureoftheresistance.Tomakeagoodconnectionwiththeendofthestaticdischargertip,useawetpapertowel,cottonclothorasponge.1)Tomakeawetmaterial,applywatertoapapertowel,cottonclothorasponge.2)Putthewetmaterialontheendofthestaticdischargertip.(c)Putonemegohmmeterprobeonthestaticdischargershankandtheotherprobeonthewetmaterialattheendofthestaticdischargertip.(d)Measuretheresistanceforthestaticdischarger.1)Makesurethatthemeasuredresistanceisbetween6-100megohms.I.StaticDischargerInstallationTestSUBTASK23-61-00-720-001WARNING:MAKESURETHATTHEBONDINGMETERISRESISTANTTOEXPLOSION.IFNOT,ITISPOSSIBLETHATANEXPLOSIONORFIRECANOCCUR.(1)STATICDISCHARGERSWITHMETALLICSHANK;Useaintrinsicallysafeapprovedbondingmeter,COM-1550,tomeasuretheresistancebetweenthemetalshankofthestaticdischargerandtheaircraftstructure.(a)Makesurethatthemeasuredresistanceisnotmorethan1ohm.(2)STATICDISCHARGERSWIT