boiler47 posted:My grandfather worked for the New York Central maintenance in Indianapolis durning the 1930's. Does anyone know what Class 4 Repairs entail. This engine was repaired in 4 days
From the Locomotive Cyclopedia
Class 1: New Boiler or back end, flues, new or reset
Class 2: New firebox, one or more shell course; or roof sheet, flues new or reset; tires turned or new
Class 3: Flues all new or reset (superheater flues may be excepted), necessary repairs to firebox and boiler, tires turned or new
Class 4: Flues part of full set, light repairs to boiler, machinery and tender
Class 5: Tires turned or new, necessary repairs to boiler, machinery, and tender; one or more pairs of driving wheel bearings refitted
All classes include general repairs to machinery: driving wheels removed, tires turned or changed, journals turned, and all driving boxes and rods overhauled and bearings refitted, and all other repairs necessary for full term service.
Rusty
