发动机反推显示丢失排故工卡(4)

A/C REG 机号 B-5488 Item 工序 REV. DATE TITLE 标题 LOSS OF THE THRUST REVERSER INDICIATION 修正日期 ON ENGINE 1 OR 2 2013-10-20 1号或2号发动机反推显示丢失 Job Description 工作单内容 CARD NO 卡号 AMM71-00-58 MECH INSP工作者 检查者 1 . Reason for the Job 工作原因 To electrostatically balance the aircraft for the maintenance operations.使飞机与地面静电平衡。 2 . Job Set-up Information 工作准备信息 ground cable 接地电缆 12-34-24-991-001 Fig. 201 PAGE 16 OF 64 A/C REG 机号 B-5488 Item 工序 REV. DATE TITLE 标题 LOSS OF THE THRUST REVERSER INDICIATION 修正日期 ON ENGINE 1 OR 2 2013-10-20 1号或2号发动机反推显示丢失 Job Description 工作单内容 CARD NO 卡号 AMM71-00-58 MECH INSP工作者 检查者 3 . Job Set-up 工作准备 Subtask 12-34-24-210-051 A. Grounding of the Workstands 工作台接地 (1) Make sure that the workstands are grounded. 确保工作台已经接地 4 . Procedure 程序 Subtask 12-34-24-869-051 A. Connection of the Ground Cables 连接接地电缆 WARNING : ALWAYS CONNECT THE GROUND CABLE TO THE PARKING GROUND POINT BEFORE YOU CONNECT IT TO THE AIRCRAFT. DO NOT ATTACH THE CABLE TO THE AIRCRAFT FIRST (THERE IS A RISK OF ELECTRIC SHOCK). 警告：在接地电缆连接到飞机之前要将电缆和停车接地点相连。不要将电缆先接到飞机上。（否则有电击危险） NOTE : For the satisfactory removal of an electrical charge from the aircraft: 提示：为了电荷更好的从飞机上移除： - the aircraft ground cable must have a section of 22 mm2 (0.033 in2) or more (for copper only). 飞机接地电缆截面积一定要有22mm2 (0.033平方英寸) PAGE 17 OF 64 A/C REG 机号 B-5488 Item 工序 REV. DATE TITLE 标题 LOSS OF THE THRUST REVERSER INDICIATION 修正日期 ON ENGINE 1 OR 2 2013-10-20 1号或2号发动机反推显示丢失 Job Description 工作单内容 CARD NO 卡号 AMM71-00-58 MECH INSP工作者 检查者 - the total electrical resistance of the cable between the parking ground point and the grounding point on the landing gear must not be more than 500 milliohms. 飞机停留接地点和起落架接地点之间的电缆总电阻不能超过500毫欧。 - the resistance between the end connector on the ground cable and the nearest adjacent metal part of the landing gear must not be more than 10 milliohms. 接地电缆末段连接器到起落架最近的金属部件之间的电阻不能超过10毫欧。 (1) We recommend to connect the parking or the hangar ground cable to the aircraft grounding point on the landing gears. 推荐连接飞机停留接地电缆或机库接地电缆到飞机起落架上的接地点。 (Ref. Fig. 201/TASK 12-34-24-991-001, 202/TASK 12-34-24-991-002) NOTE : If the aircraft is on jacks for retraction and extension checks of the landing gear, connect the parking or the hangar ground cable to the aircraft grounding point on the wings. (Ref. Fig. 203/TASK 12-34-24-991-003) 提示：如果飞机正在顶升进行起落架的收放实验，将停留接地电缆或机库电缆连到机翼上的接地点处。 PAGE 18 OF 64 A/C REG 机号 B-5488 Item 工序 给飞机加电 REV. DATE TITLE 标题 LOSS OF THE THRUST REVERSER INDICIATION 修正日期 ON ENGINE 1 OR 2 2013-10-20 1号或2号发动机反推显示丢失 Job Description 工作单内容 CARD NO 卡号 AMM71-00-58 MECH INSP工作者 检查者 TASK 24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power 给飞机加上外部电源 (1) Open the access door 121AL to get access to the external power receptacle and the panel 108VU. 打开121AL接近门，接近外部电源插座和108VU面板。 C. Install the cable holding strap 安装电缆悬挂带 (1) Attach the CABLE HOLDING STRAP (98A24403000000) to the feeder cable. 将电缆悬挂带套在供电电缆上。 (2) Connect the snap hook of the cable holding strap to the fitting on the aircraft structure. 将电缆悬挂带的挂钩挂在飞机结构的安装点上。 D. Connect the connector 连接连接器 WARNING : BEFORE YOU CONNECT THE GROUND POWER UNIT TO THE EXTERNAL POWER RECEPTACLE OF THE AIRCRAFT, MAKE SURE THAT THE EXTERNAL ELECTRICAL POWER SUPPLY IS NOT ENERGIZED. IF IT IS ENERGIZED,DANGEROUS ARCING CAN OCCUR. PAGE 19 OF 64 A/C REG 机号 B-5488 Item 工序 REV. DATE TITLE 标题 LOSS OF THE THRUST REVERSER INDICIATION 修正日期 ON ENGINE 1 OR 2 2013-10-20 1号或2号发动机反推显示丢失 Job Description 工作单内容 CARD NO 卡号 AMM71-00-58 MECH INSP工作者 检查者 警告：在将地面电源连到飞机上的外部电源插座上之前，确保外 部电源供应没有打开。否则会产生严重的跳火。 CAUTION : MAKE SURE THAT THE CABLE STRAP UPPORTS ALL THE WEIGHT OF THE CABLE WHEN THE CONNECTOR IS CONNECTED. THIS PREVENTS DAMAGE TO THE EXTERNAL POWER RECEPTACLE. 警戒：当电连接器连接前确保电缆套承受电缆的全部重量。这可以防止对外部电源插座造成损坏。 (1) Connect the connector of the ground power unit to the external receptacle of the aircraft 将地面电源连接器插到飞机上的外部电源插座上。 A. Energize the aircraft electrical circuit from the external power 用外部电源向飞机电路供电。 (1) On the ELEC panel 35VU, make sure that: 在电源面板35VU上，确认： - the GEN1, GEN2, APU GEN, BUS TIE and AC ESS FEED pushbutton switches are pushed, 1号发电机，2号发电机，APU发电机，汇流条和重要设备交流电供应按钮都已打开。 - all the other pushbutton switches are released. 其他全部按键都已经弹起。 PAGE 20 OF 64