TM 9-2320-209-20-3-4 TABLE OF CONTENTS-CONT Paragraph Section IV. Data Plates Data Plates Removal and Replacement . . . . . Removal . . . . . . . . . . . . . . . . . . Replacement . . . . . . . . . . . . . . . . CHAPTER 22. NONELECTRICAL GAGES GROUP MAINTENANCE Section I. Scope Equipment Items Covered . . . . . . . . . . . Equipment Items Not Covered . . . . . . . . . Section II. Nonelectrical Gages Tachometer Assembly Removal, Repair, and Replacement . . . . . . . . . . . . . . . . . Preliminary Procedures . . . . . . . . . . . Removal of Tachometer . . . . . . . . . . . Removal of Flexible Shaft Assembly . . . . . Removal of Right Angle Adapter. . . . . . . Removal of Flexible Shaft Core . . . . . . . Repair of Flexible Shaft Assembly . . . . . . Replacement of Flexible Shaft Core . . . . . Replacement of Right Angle Adapter. . . . . Replacement of Flexible Shaft Assembly . . . Replacement of Tachometer . . . . . . . . . Speedometer Assembly Removal Repair, and Replacement . . . . . . . . . . . . . . . . . Preliminary Procedures . . . . . . . . . . . Removal of Speedometer. . . . . . . . . . . Removal of Flexible Shaft Assembly . . . . . Removal of Right Angle Drive Adapter . . . Removal of Flexible Shaft Core . . . . . . . Repair of Flexible Shaft Assembly . . . . . . Replacement of Flexible Shaft Core . . . . . Replacement of Right Angle Drive Adapter. . Replacement of Flexible Shaft Assembly . . . Replacement of Speedometer. . . . . . . . . CHAPTER 23. MAINTENANCE OF MATERIAL USED IN CONJUNCTION WITH MAJOR ITEMS Section I. Scope Equipment Items Covered . . . . . . . . . . . Equipment Items Not Covered . . . . . . . . . Section II. Winterization Kits Vehicular Compartment Heater Removal and Replacement . . . . . . . . . . . . . . . . . Preliminary Procedures . . . . . . . . . . . Removal . . . . . . . . . . . . . . . . . . Replacement . . . . . . . . . . . . . . . . 21-7 21-7a 21-7b 22-1 22-2 22-3 22-3a 22-3b 22-3c 22-3d 22-3e 22-3f 22-3g 22-3h 22-3i 22-3j 22-4 22-4a 22-4b 22-4c 22-4d 22-4e 22-4f 22-4g 22-4h 22-4i 22-4j 23-1 23-2 23-3 23-3a 23-3b 23-3c Page 21-24 21-24 21-25 21-29 22-1 22-1 22-1 22-1 22-1 22-1 22-2 22-4 22-7 22-8 22-9 22-9 22-10 22-11 22-13 22-16 22-16 22-16 22-18 22-21 22-22 22-23 22-23 22-24 22-25 22-30 23-1 23-1 23-1 23-1 23-1 23-1 23-2 23-3 vi