OPERATOR, ORGANIZATIONAL AND DIRECT SUPPORT MAINTENANCE MANUAL, INCLUDING REPAIR PARTS AND SPECIAL TOOLS LISTS HEATERS, SPACE: RADIANT TYPE, PORTABLE (TYPE I, MODEL M1941, SOLID FUEL) FSN 4520-257-4877 (TYPE II, MODEL M1941, LIQUID FUEL) FSN 4520-927-4214 (YUKON MODEL M1950, SOLID OR LIQUID...