AC-DC EMU POH Equipment List
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Questions and Answers

Which item is not mentioned as needing replacement during the POH for the AC-DC EMU?

  • AC power supply cables (correct)
  • Rubber pipe of COS
  • Master controller
  • Cab occupation

    • Which item is required to be replaced every 2nd POH?

  • Panto and MC supply
  • TCC and TCU supply (correct)
  • MR hose pipe
  • Cos flexible shunts

    • What does the abbreviation 'POH' stand for in the context of AC-DC EMU maintenance?

  • Primary Operational Handling
  • Planned Operation Hours
  • Preventive Operational Health
  • Periodic Overhaul (correct)

    • During which maintenance phase should all roof equipment cables and shunts be replaced?

    <p>Every POH</p> Signup and view all the answers

    Which item is stated as needing change for every POH, specifically concerning the motor coach?

    <p>In motor coach 43 k07</p> Signup and view all the answers

    Which item is NOT listed as a must-change during the POH of AC-DC EMU?

    <p>Maintenance kit for safety valve</p> Signup and view all the answers

    What type of assembly is required for the EP Magnet valve unit?

    <p>Direct acting type</p> Signup and view all the answers

    Which item is associated with the parking brake?

    <p>Kit of rubber components for N1 type pressure reducing valve</p> Signup and view all the answers

    Which maintenance kits are specified for the FTIL/KBIL make?

    <p>Leveling valve and EP unit</p> Signup and view all the answers

    What is the purpose of the worm drive hose clips listed in the must-change items?

    <p>To secure dust excluders</p> Signup and view all the answers

    Which item is specifically designed for the triple valve according to the listed items?

    <p>Set of rubber for triple valve</p> Signup and view all the answers

    Which item is specifically mentioned as part of the overhauling process for the emergency valve?

    <p>Overhauling kit for emergency valve</p> Signup and view all the answers

    What component is indicated for replacement during the POH of the TCU?

    <p>TCU Buffer Batteries</p> Signup and view all the answers

    How many items are listed as must-change during POH of AC-DC EMU?

    <p>12</p> Signup and view all the answers

    Which of the following items requires changes related to the air suspension maintenance?

    <p>Replacement of cooling fans bearings</p> Signup and view all the answers

    Which item is part of the maintenance procedure for the MMI?

    <p>Replacement of tail tell lamp</p> Signup and view all the answers

    Which item is NOT listed as a must-change component during the POH process?

    <p>Piston packing for air drier</p> Signup and view all the answers

    What is included in the overhauling kit for the horn?

    <p>Diaphragm for horn</p> Signup and view all the answers

    What must be replaced during the second POH for the MMI?

    <p>CCFL &amp; cooling fan</p> Signup and view all the answers

    Which of the following items is essential for the brake cylinder?

    <p>Dust excluder</p> Signup and view all the answers

    What component is necessary for the air suspension maintenance but marked with a 'Y' for all three POH stages?

    <p>Cooling fans bearings</p> Signup and view all the answers

    Which task requires the replacement of components related to the air handling unit (AHU)?

    <p>Replacement of air filters</p> Signup and view all the answers

    What is included in the maintenance of drivers desk and related components?

    <p>Replacement of drivers desk, shunting desk, and BECU</p> Signup and view all the answers

    Which item is necessary for the replacement of electrical connections in the maintenance manual?

    <p>All under-gear shunts/cables</p> Signup and view all the answers

    Which of the following is a component that requires periodic replacement due to its function in the AC DC EMU?

    <p>All of the above</p> Signup and view all the answers

    What is the purpose of replacing rubber gaskets with cable ties in the maintenance process?

    <p>To improve cable management</p> Signup and view all the answers

    Which task listed does not directly involve the replacement of a physical component?

    <p>Routine inspection of electrical circuits</p> Signup and view all the answers

    Which of the following replacement tasks is focused on the power system of the AC DC EMU?

    <p>Replacement of battery fuse</p> Signup and view all the answers

    What is the first listed replacement task in the maintenance manual?

    <p>Replacement of bearing</p> Signup and view all the answers

    What maintenance task includes replacing components associated with the bogie?

    <p>Replacement of under-gear shunts/cables</p> Signup and view all the answers

    Which of these tasks is specifically applicable to the battery within the AC DC EMU?

    <p>Replacement of CCU battery</p> Signup and view all the answers

    Which component needs to be replaced as part of the ACU maintenance?

    <p>Power module fans</p> Signup and view all the answers

    What is included in the list of tasks for the driver’s cab equipment?

    <p>Cruise control switch maintenance</p> Signup and view all the answers

    Which of the following is NOT part of the maintenance tasks for the master controller?

    <p>Drying agent replacement</p> Signup and view all the answers

    In the context of ACU maintenance, what does 'Y' indicate?

    <p>Task completed</p> Signup and view all the answers

    Which of these components is essential for the operation of the actuator & switching element?

    <p>Headlight switches</p> Signup and view all the answers

    Which task is NOT listed under ACU maintenance?

    <p>Replace the external ACU cabinet cover</p> Signup and view all the answers

    What is the primary purpose of replacing the air filters?

    <p>Improve air quality</p> Signup and view all the answers

    Which items are involved in the maintenance task for the driver’s cab?

    <p>Flasher and blinker switches</p> Signup and view all the answers

    Which maintenance task relates directly to the springs for the master controller?

    <p>Installation of new springs</p> Signup and view all the answers

    Which task involves ensuring the functionality of the vehicle's lighting system?

    <p>Fuses of blinker and headlight</p> Signup and view all the answers

    Which item is indicated as needing replacement specifically for both the emergency off and master controller during the POH?

    <p>Emg off, MMI</p> Signup and view all the answers

    What must be replaced as part of the maintenance tasks specifically tied to the TCC and TCU supply?

    <p>TCC and TCU supply</p> Signup and view all the answers

    Which of the following components requires a change during every second POH in connection with the feedback systems?

    <p>MCB with feedback contactor</p> Signup and view all the answers

    What should be expected during the POH phase regarding the repair or replacement of the air hoses?

    <p>Both MR and BP hose pipes</p> Signup and view all the answers

    Which of the following items is specified for replacement specifically under the motor coach during the maintenance tasks?

    <p>In motor coach 43 k07, 43k08, 43k01, 43k02</p> Signup and view all the answers

    Which of the following components are included in the maintenance tasks listed under the ACU?

    <p>Power module fans</p> Signup and view all the answers

    What is the role of the micro switches as specified for the master controller?

    <p>Activating the emergency brake</p> Signup and view all the answers

    Which maintenance task is associated with the replacement of components in the driver's cab equipment?

    <p>Replacing the DC-DC converter fuses</p> Signup and view all the answers

    What specific replacement is indicated under the ACU section related to air handling?

    <p>Air filter assemblies</p> Signup and view all the answers

    Which function is primarily controlled by the actuator and switching elements as part of the maintenance tasks?

    <p>Headlight intensity adjustment</p> Signup and view all the answers

    In terms of maintenance for the motor coach, which of the following is explicitly mentioned as required for replacement?

    <p>Internal fans</p> Signup and view all the answers

    What purpose do the springs for the master controller serve in the overall vehicle function?

    <p>Providing feedback to control signals</p> Signup and view all the answers

    Which item is listed for replacement during the POH of the TCU?

    <p>TCU cabinet cover gasket</p> Signup and view all the answers

    What component is required for servicing the air drier?

    <p>Air drier replacement kit</p> Signup and view all the answers

    Which type of maintenance kit is indicated for overhauling as part of standard procedures?

    <p>AOH and IOH kits</p> Signup and view all the answers

    What is the significance of replacing the ACU cabinet cover gasket in the maintenance routine?

    <p>Preventing moisture ingress</p> Signup and view all the answers

    Which item among the following is essential for maintaining the MMI functionality?

    <p>CCFL</p> Signup and view all the answers

    Which of these tasks is explicitly required during every POH phase as per the provided information?

    <p>Replacing the TCU Buffer Batteries</p> Signup and view all the answers

    Which of the following components related to the actuator must be maintained or replaced according to the list?

    <p>Headlight switch</p> Signup and view all the answers

    Which item is included in the maintenance tasks related to the parking brake system?

    <p>Solenoid valve rubber kit</p> Signup and view all the answers

    Which of the following maintenance items specifically associates with the horn's overhauling process?

    <p>Diaphragm for horn</p> Signup and view all the answers

    What is the key item listed for replacement concerning the air suspension maintenance?

    <p>Cooling fan replacement</p> Signup and view all the answers

    Which of these items is specified for overhauling the quick release mechanism?

    <p>Overhauling kit for emergency valve</p> Signup and view all the answers

    Which task is related to the upkeep of the driver’s cab components?

    <p>Replacement of all switches (soft keys) of MMI</p> Signup and view all the answers

    Which maintenance task involves replacing components specifically for air circulation?

    <p>Replacement of air filters</p> Signup and view all the answers

    What is required to ensure sealing and prevent leakage in several components during maintenance?

    <p>Replacement of rubber gaskets with cable ties</p> Signup and view all the answers

    Which component's maintenance does not occur during a specific phase of POH?

    <p>All bogie components</p> Signup and view all the answers

    What is indicated by the 'Y' in the maintenance tasks section?

    <p>Task must be performed during every POH</p> Signup and view all the answers

    Which replacement is associated with ensuring electrical integrity in the AC-DC EMU?

    <p>Replacement of connector rubber gaskets</p> Signup and view all the answers

    For which maintenance task is the term 'new one' specifically used?

    <p>Replacement of air filters</p> Signup and view all the answers

    Which item on the maintenance list is essential for controlling the vehicle's air quality?

    <p>Air filters</p> Signup and view all the answers

    Which of the following items is related directly to the maintenance of the electrical control system?

    <p>Replacement of all connector rubber gasket</p> Signup and view all the answers

    What does the maintenance task for the battery entail?

    <p>Replacement of battery fuse</p> Signup and view all the answers

    Which task involves a comprehensive replacement of multiple components related to the driver's operating environment?

    <p>Replacement of drivers desk</p> Signup and view all the answers

    Which rubber component set is specified for the pressure reducing valve related to the AC-DC EMU?

    <p>Set of rubber for modified PRV SK No. EMU/MTN/BE/31</p> Signup and view all the answers

    What type of assembly is required for the EP Magnet valve unit in the AC-DC EMU maintenance?

    <p>Modified assembly (direct acting type)</p> Signup and view all the answers

    Which maintenance kit is specified for use with the duplex check valve in the AC-DC EMU?

    <p>Maintenance kit of duplex check valve of FTIL/KBIL make</p> Signup and view all the answers

    Which component is marked for replacement concerning the centrifugal dust collector during the POH?

    <p>Gasket of centrifugal dust collector</p> Signup and view all the answers

    What type of clip is required for the dust excluder in both big and small sizes during the POH?

    <p>Worm drive hose clips</p> Signup and view all the answers

    Which overhauling kit pertains specifically to the emergency power system of the AC-DC EMU?

    <p>Overhauling kit for EP unit as per OEM</p> Signup and view all the answers

    Which type of maintenance kit is required for the leveling valve according to the provided list?

    <p>Maintenance kit of leveling valve of FTIL/KBIL make</p> Signup and view all the answers

    Study Notes

    Annexure 2: Must Change Items During POH of AC-DC EMU (Siemens)

    • List of items to change during Preventative Overhaul (POH) of the AC-DC EMU for Siemens
      • Includes items for the air suspension bogies.

    Equipment and Items to Replace/Overhaul (Page 1-2)

    • Worm drive hose clips (big and small): For dust excluders; needed change during POH
    • Rubber components for TVSV (Transmission Valve System): Specified make and model required, along with magnet valve assembly modifications for specified equipment type.
    • Rubber components for PRV (Pressure Reducing Valve): Specific part numbers (e.g., TQKA/R-11) are listed in the document
    • Maintenance kits for leveling/duplex check valves: Includes certain make(s) in the specified kits
    • Gaskets for centrifugal dust collectors: Requiring replacement during POH
    • Overhauling kits: For EP unit (Electrical Power) and Brake controller (based on OEM standards) necessary to change during POH.
    • O-rings and springs: For foot-operated horn valves. Needed for POH
    • Diaphragms/overhauling kits: For emergency valves (dead man's valve type)
    • Piston packing/packing rubber: For duplex check valves and release valves of air dryers.
    • Rubber kit of solenoid valve: For the parking brake components.
    • Air drier replacement kit: Necessary item replacement during POH.
    • Piston packing rings: For the parking brake cylinder.
    • Dust excluder: Replace parts as required.
    • Parking Brake Cylinder Rubber Kit: Essential for POH.

    Air Suspension (Page 2)

    • TCU (Train Control Unit): Replace cooling fan bearings, buffer batteries, cabinet gasket, and air filters.
    • MMI (Main Maintenance Interface): Replace tail lamp, CCFL, cooling fan, and switches (soft keys).
    • ACU (Auxiliary Control Unit): Replacement of drying agents, cooling fan bearings, power modules, foundation components, internal fans, air filters, and fuses.
    • Driver's cab equipment: Includes Actuator & Switching elements (headlights, blinkers, tail lights, etc.), fuses, DC-DC converters, and switches (MC on/off, pantographic up/down).
    • Master Controller: Sprints, micro-switches, and master controller elements require replacement/inspection.
    • VCB (Vehicle Control Board): Overhauling of AOH, IOH, and POH kits; and the replacement of rubber hose pipes.

    AHU (Air Handling Unit) and Battery (Page 3)

    • AHU: Bearing, and air filter replacements.
    • Battery: Replacement of the bearing and the air filters; replacement of battery fuses.

    Additional Equipment (Pages 3-4)

    • Contactor with add-on block: Replacement of parts as specified (cab occupation, master controller, CCU, panto, and MC supply); includes items like MR hose pipe, BP hose pipe, bogie hose pipe, parking brake pipe, and leveling valve pipe.

    Air Suspension Bogie (Pages 5-6)

    • Panto (Schunk/Stone India): Includes rubber kit (pressure regulator, throttle valve, etc.), flexible shunts, steel cables, rubber bellows, replacement of split pins, yoke assemblies, various bearings, and rubber kits (throttle valve, potentially).
    • Additional items for Panto: Replacement of all split pins, yoke assemblies (bearings 6302), and all other related components (middle frame, upper articulation, push rod bearings).
    • Additional items for equipment (Panto): Replacement of air filters; rubber bellow; steel cables.

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    Related Documents

    Maintenance Manual AC DC EMU (Siemens) PDF

    Description

    This quiz covers the necessary items to be changed during the Preventative Overhaul (POH) of Siemens AC-DC EMUs. It includes specific components like worm drive hose clips, rubber components for various valves, and maintenance kits. Test your knowledge on the crucial equipment required for the overhaul process.

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