东风4D型内燃机车故障应急处理办法（The emergency response of dongfeng 4D diesel locomotive）.docVIP

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东风4D型内燃机车故障应急处理办法（The emergency response of dongfeng 4D diesel locomotive）.doc

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东风4D型内燃机车故障应急处理办法（The emergency response of dongfeng 4D diesel locomotive）

东风4D型内燃机车故障应急处理办法（The emergency response of dongfeng 4D diesel locomotive） The emergency response of dongfeng 4D diesel locomotive 1. How to deal with diesel engine when it is not reintroduced? 1. Confirmation: the main handle is not in the zero position. The number 9 of the controller is not good, and the 1QA button is not good. 15DZ jump off. Start the contactor QC to suck the defective. Handling: the control device contacts the finger, 1QA is bad and can be started by the drivers room on the other end. After 45-60 seconds, press the QA button to start the machine. Note: the diesel engine is stable and the end oil pressure is established to loosen the button. 2, confirmed: stop piston is sinking, the largest oil supply stop if no clearance. Processing: artificial upward pull (hard board to restore, piston rises, the largest oil supply stop open gap. Confirm: if the DLS is well drawn, the armature will adjust the nuts. Handle 1: artificial DLS or downward adjustment of armature adjusting rod nut. Processing 2: if the DLS coil is burned, the armature is fixed, the DLS coil should be removed, a position is changed, or the DLS is fixed with a wooden wedge and top wire to hold the DLS under the power piston stop valve. Note: the oil pressure gauge must be carefully checked to check the oil pressure of the oil pressure gauge. When the oil pressure is below 100Kpa, it should stop immediately and keep the operation strictly. 4, confirm: battery is deficient electricity 9 rev machine transient voltages below 35 Ⅴs recovery was slow The handle can be used to hit the open indicator valve and use a few cylinders to reduce the load The method and machine. Check the battery to check whether there is an anti - electrode failure. 5. Confirm: there is no pressure on fuel pressure, and the watch is normal. Handle 1: close the other end 4K; RBC does not suck, artificial top or short connect RBC contactor main contact 462 and 466 line. Treatment 2: when the fuel pump does not work, c