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LUL - G1919

Fleet Maintenance "Torque Tightening"

active, Most Current
Organization: LUL
Publication Date: 1 April 2020
Status: active
Page Count: 17
scope:

This guidance applies to fleet train maintenance and equipment overhaul, carried out by LU Operations Fleet Maintenance staff and the equipment overhauler (REW).

This guidance should be used in conjunction with PR0719 'Torque tightening of fleet underframe equipment'.

Purpose

To provide a good practice torque tightening guide for London Underground (LU) fleet maintainers and overhaulers. It covers proof strength, various fixing methods, torque settings, torque wrench setting procedures, how torque fixings are detailed on drawings and the importance of complying with assembly work instructions to prevent dangerous and expensive failures due to incorrectly tightened assemblies.

Document History

G1919
April 1, 2020
Fleet Maintenance "Torque Tightening"
This guidance applies to fleet train maintenance and equipment overhaul, carried out by LU Operations Fleet Maintenance staff and the equipment overhauler (REW). This guidance should be used in...
March 1, 2014
Fleet Maintenance "Torque Tightening"
This Guidance applies to fleet train maintenance and equipmemt overhaul carried out by London Underground Limited. PurposeĀ  To provide a good practice torque tightening guide for London Underground...
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