TM  5-4220-231-14&P SECTION II.   MAINTENANCE ALLOCATION CHART NOMENCLATURE OF   END   ITEMS: SPECIAL     DIVER   AIR   SUPPORT SYSTEM (2) (3) (4) (5) (6) Maintenance Level Unit Intermediate Depot Group Component/ Maintenance Tools   and Number Assembly Function C O F H D Equipment Remarks 0303 Gage,    H.R Inspect 0.1 A Adjust. 0.3 Calibrate 1.0 G Replace 0.5 2,3 0304 Valve,  Globe Inspect 0.1 A Replace 0.5 2,3,4 Repair 0.7 2,3 0305 Valve,  Gage, Inspect 0.1 A Isolation Replace 0.5 2,3 Repair 0.7 2,3 0306 Valve,   Bleed Inspect 0.1 A Replace 0.5 2,3 Repair 0.7 2,3 04 Chamber Inspect 0.1 A Reducing Adjust 1.0 1 Station Replace 0.5 2,3,5 C (CRS) Repair 2.0 2.3,5,9, 0401 Valve,  Globe Inspect 0.1 10,11,12,13 Replace 0.5 2,3,4 Repair 0.7 2,3 0402 Regulator, Inspect 0.1 A H.R Replace 0.5 2,3,4 Repair 1.0 2,3 0403 Regulator, Inspect 0.1 A Dome, Replace 0.5 2,3,4,9,10 Loaded Repair 1.0 2,3,4,9,10, 11,12,13,15, 16 0404 Valve, Replace 0.5 2,3,4 Check, Repair 0.7 2,3 Cartridge 0405 Valve, Replace 1.5 2,3,4 Shutoff, Repair 0.7 2,3 Cartridge 0406 Gage,    H.R Inspect 0.1 A Adjust 0.3 1 Calibrate 0-5 1.0 G Replace 2,3 B-6 Change5