British Rail - Class 31 - Fault finding Data
And Charts For Class 31 Locomotives With Vacuum E.Q, And Duel Brakes.
Issue Date: Unknown - BR 33056/41 Issue 2
More information can be found here
Wikipedia - British Rail Class
31
A1A Locomotives Ltd
More Information Regarding Preserved Class 31 Locomotives can be
found on the following websites:
Preserved-Diesels