Podcast
Questions and Answers
What is the frequency of cleaning brake discs on a LHB coach?
What is the frequency of cleaning brake discs on a LHB coach?
- Only during brake testing (correct)
- Monthly
- Every Trip/Weekly
- Half Yearly
What is the name of the organization responsible for creating the LHB Maintenance Manual?
What is the name of the organization responsible for creating the LHB Maintenance Manual?
- GWL
- MC
- RDSO
- IRCAMTECH (correct)
- LHB
What is the version of the LHB Maintenance Manual that is being corrected in this document?
What is the version of the LHB Maintenance Manual that is being corrected in this document?
- 3.0
- 2.2
- 2.0
- 1.0
- 1.1 (correct)
What is the date the document was created?
What is the date the document was created?
Which of the following is NOT a maintenance schedule listed in the document?
Which of the following is NOT a maintenance schedule listed in the document?
Which of the following is a component of the Air Brake & Brake Equipment?
Which of the following is a component of the Air Brake & Brake Equipment?
Where should the 'Half Yearly' maintenance on brake discs be performed?
Where should the 'Half Yearly' maintenance on brake discs be performed?
What is the RDSO letter number referenced in the attachment?
What is the RDSO letter number referenced in the attachment?
Which of the following documents is NOT referenced in the given email regarding the 6th Correction Slip of the LHB Maintenance Manual?
Which of the following documents is NOT referenced in the given email regarding the 6th Correction Slip of the LHB Maintenance Manual?
Based on the information provided, what is the primary purpose of the 6th Correction Slip to the LHB Maintenance Manual?
Based on the information provided, what is the primary purpose of the 6th Correction Slip to the LHB Maintenance Manual?
Who is responsible for approving the 6th Correction Slip of the LHB Maintenance Manual?
Who is responsible for approving the 6th Correction Slip of the LHB Maintenance Manual?
According to the email, what is the date on which the 6th Correction Slip was prepared?
According to the email, what is the date on which the 6th Correction Slip was prepared?
What is the version number of the LHB Maintenance Manual referenced in the email?
What is the version number of the LHB Maintenance Manual referenced in the email?
What is the maximum allowable pressure difference between the brake pipe (BP) and the feed pipe (FP) in the rear end power car?
What is the maximum allowable pressure difference between the brake pipe (BP) and the feed pipe (FP) in the rear end power car?
What is the maximum time allowed for the brake pipe (BP) pressure to drop to 0 Kg/cm2 in the front Power Car when the Guard's emergency valve is operated from the rear Power Car?
What is the maximum time allowed for the brake pipe (BP) pressure to drop to 0 Kg/cm2 in the front Power Car when the Guard's emergency valve is operated from the rear Power Car?
Which of the following tests involves checking the functionality of the brake release through the bogie isolation cocks?
Which of the following tests involves checking the functionality of the brake release through the bogie isolation cocks?
What is the expected pressure reading in the brake pipe (BP) of the front Power Car after holding it at 5.0 Kg/Cm2 for 3 minutes?
What is the expected pressure reading in the brake pipe (BP) of the front Power Car after holding it at 5.0 Kg/Cm2 for 3 minutes?
Which test requires checking both the condition and mounting of the hand brake cables?
Which test requires checking both the condition and mounting of the hand brake cables?
Which of these items is inspected every trip/weekly according to the revised instruction?
Which of these items is inspected every trip/weekly according to the revised instruction?
For which item is the frequency of examination changed from monthly to every trip/weekly in the revised instruction?
For which item is the frequency of examination changed from monthly to every trip/weekly in the revised instruction?
Which maintenance activity is added to the half yearly schedule in the revised instruction?
Which maintenance activity is added to the half yearly schedule in the revised instruction?
How often should the cleaning of brake disc be done according to the revised instruction?
How often should the cleaning of brake disc be done according to the revised instruction?
Where are the wheel & axle inspections conducted according to the revised instruction ?
Where are the wheel & axle inspections conducted according to the revised instruction ?
From which document has the revised instruction for the cleaning of brake discs been taken?
From which document has the revised instruction for the cleaning of brake discs been taken?
What is the purpose of Annexure 10.5 of the LHB Maintenance Manual?
What is the purpose of Annexure 10.5 of the LHB Maintenance Manual?
According to the existing instructions, how often were wheel & axle inspections conducted?
According to the existing instructions, how often were wheel & axle inspections conducted?
What is the minimum pressure required for the BP and FP to be considered 'charged' during the Self Release Check?
What is the minimum pressure required for the BP and FP to be considered 'charged' during the Self Release Check?
What is the purpose of draining the auxiliary reservoirs and strainers during the Rake Test?
What is the purpose of draining the auxiliary reservoirs and strainers during the Rake Test?
During the NRV check, what observation should be made when charging the BP line?
During the NRV check, what observation should be made when charging the BP line?
What is the maximum permissible leakage rate for BP and FP during the leakage check?
What is the maximum permissible leakage rate for BP and FP during the leakage check?
In the Self Release Check, what is the purpose of disconnecting the RTR BP/FP palms?
In the Self Release Check, what is the purpose of disconnecting the RTR BP/FP palms?
When checking for leakage on an empty AR tank, where should the technician focus their attention?
When checking for leakage on an empty AR tank, where should the technician focus their attention?
Which of these is NOT a step involved in the Self Release Check of LHB brakes?
Which of these is NOT a step involved in the Self Release Check of LHB brakes?
What is the primary purpose of connecting a dummy to the free end of the last vehicle during the accuracy check of BP/FP gauges?
What is the primary purpose of connecting a dummy to the free end of the last vehicle during the accuracy check of BP/FP gauges?
Flashcards
LHB Maintenance Manual
LHB Maintenance Manual
A manual detailing maintenance procedures for LHB coaches, version 1.1, July 2022.
6th Correction Slip
6th Correction Slip
An update document to the LHB Maintenance Manual to include recent changes and instructions.
Railway Board
Railway Board
The governing body that oversees railway operations and maintenance instructions.
Brake Disc Cleaning
Brake Disc Cleaning
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Wheel Profile Gauge
Wheel Profile Gauge
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Frequency of Examination
Frequency of Examination
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Maintenance Schedule
Maintenance Schedule
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Wheel and Axle Check
Wheel and Axle Check
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Maintenance Primary Depot
Maintenance Primary Depot
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Brake Disc Cleaning Instruction
Brake Disc Cleaning Instruction
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Revised Instruction
Revised Instruction
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Half Yearly Schedule
Half Yearly Schedule
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Old SN Reference
Old SN Reference
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Brake Disc Maintenance
Brake Disc Maintenance
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Trip/Weekly Check
Trip/Weekly Check
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Air Brake Rake Testing Rig
Air Brake Rake Testing Rig
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Primary Depot
Primary Depot
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Half Yearly Check
Half Yearly Check
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Nominated Rake
Nominated Rake
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Addition Instruction
Addition Instruction
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SCTR Test
SCTR Test
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Bogie Isolation Test
Bogie Isolation Test
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Brake Indicator Test
Brake Indicator Test
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Continuity Test
Continuity Test
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Hand Brake Check
Hand Brake Check
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Rake Test
Rake Test
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Auxiliary Reservoirs
Auxiliary Reservoirs
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BP Strainer
BP Strainer
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Self Release Check
Self Release Check
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Leakage Check
Leakage Check
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Angle Cocks
Angle Cocks
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Master Gauges
Master Gauges
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Charging Pressure
Charging Pressure
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Study Notes
LHB Maintenance Manual Version 1.1 July 2022
- Sixth correction slip of LHB Maintenance Manual version 1.1, July 2022, Volume II, is enclosed.
- Railway Board has approved the revised manual version 1.1, July 2022, Volume II.
- The checking of wheel profile and flange thickness is now done by wheel profile gauge in D1 Schedule.
- RDSO issued instructions regarding brake disc cleaning, air brake rake testing format, and single car for LHB coaches.
- This is for information and necessary action.
Revised Instructions for Wheel and Axle
- Include wheel profile and tyre defect gauge checks.
- Schedule D3 (Half Yearly) includes brake disc cleaning.
Air Brake and Brake Equipment
- Cleaning of brake disc is a part of the air brake and brake equipment checks.
Air Brake Rake Testing Rig (RTR)
- Provides a format for air brake testing of LHB train.
- Includes tasks like draining auxiliary reservoirs, NRV checks, self-release check, leakage checks, brake indicator tests, and cross-connection checks.
- Includes tests on power cars, coach tests, and continuity tests.
Single Car Air Brake Testing
- Covers items like reservoir charging, pressure checks, full brake application, overcharge protection, emergency application, release, graduated brake application, anti-skid device testing, and isolation tests.
- Includes sensitivity tests, and procedures for manual release tests.
Additional Instructions
- Clarifies various maintenance procedures, including filler gauge checks, WSP micro processor checks, and clearance between brake disc and brake pad checks.
- Covers double-decker coach BC maximum pressure, and brake application and release time checks.
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