TM 9-2320-365-20-5
CHAPTER 23
AIR SYSTEM MAINTENANCE
RESTRICTED MAINTENANCE NOTICE
Units not authorized SC 4910-95-CL-A72 (SHOP EQUIPMENT, COMMON NO. 2) in their T.O.E. may
be unable to perform some of the maintenance tasks described in this chapter. If the required tools
are not authorized, the equipment must be submitted to DS Maintenance for repair.
Section I. INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-1
23-1. INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-1
Section II. MAINTENANCE PROCEDURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-2
23-2. PRIMARY AND CENTRAL TIRE INFLATION SYSTEM (CTIS) AIR HOSES REPLACEMENT . . . . . . 23-2
23-3. AIR TRANSPORTABILITY AIR HOSES REPLACEMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-8
23-4. INVERSION VALVE REPLACEMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-11
23-5. SHUTTLE VALVE REPLACEMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-13
23-6. AIR DRYER REPLACEMENT/REPAIR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-15
23-7. WET TANK REPLACEMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-31
23-8. PRESSURE SWITCH REPLACEMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-35
Section I. INTRODUCTION
23-1. INTRODUCTION
This chapter contains maintenance instructions for replacing, repairing, and adjusting air system components
authorized by the Maintenance Allocation Chart (MAC) at the Unit Maintenance level.
Change 1
23-1
