This Supplementary Code relates to B3.1.1.01- Mechanical Code Of Practice, Section 3.16.8 – Power Reversing Gear. It contains NZ Railways Mechanical Branch Code No 70 – Power Reversing Gear; Issue 2 of 30/12/1936, which contains information relevant to the maintenance of locomotive power reversing gear.

Code number B3.4.2.08

Version 1

Effective date 27 June 2006