UNIT SERIAL NO.
(1) & (2) The first letter and number denote the design series and model
of the unit.
The second letter denotes the plant at which the unit was
The number series denotes the serial number of the unit.
The final letter denotes the year of manufacture starting with "A"
in 1957. The letters "I", "O", and "Q" will not be used.
Parts Referred To In This Book As Right Or Left Hand Parts
Are In Accordance With The Illustration Below
R. H. Side
L. H. Side
Never Attempt To Clean, Oil Or Adjust A Machine
While It Is In Motion