TM5-4220-231-14&P SECTION  II.  MAINTENANCEALLOCATIONCHART NOMENCLATUREOF  END ITEMS:  SPECIAL DIVERAIR SUPPORT  SYSTEM (2) (3) (4) (5) (6) Maintenance Level Unit Intermediate Depot Group Component/ Maintenance Tools   and Function O F H D Equipment Remarks Number Assembly C 02 Volume   Tank Inspect 0.1 A,B Assembly Test 1.0 2,6 D Adjust 0.3 1 Replace 2.0 2,3,4 Repair 2.0 2,3,4 0201 Volume   Tank Inspect 0.1 Test 1.0 6 D Replace 2.0 2 0202 Gage, L.P. Inspect 0.1 A Adjust 0.3 1 1 Calibrate 1.0 G Replace 0.5 2,3 0203 Valve,   Supply Inspect 0.1 A Replace 0.5 2,3 Repair 0.7 2,3 0204 Valve, Inspect 0.1 A Isolation   or Replace 0.5 2,3 Drain Repair 0.7 2,3 0205 Valve, Inspect 0.1 A Relief Calibrate 1.0 Replace 0.5 2,3 0206 Valve,   Check Inspect 0.1 A Replace 0.5 2,3 Repair 0.7 2,3 03 Diver  Air Inspect 0.1 A,B Storage Test 0.5 2,3,4,6,7,8 D System Adjust 0.3 1,2,3,4,6,7,8 (DASS) Replace 1.0 2,3,4 Repair 2.0 2,3,4,7 0301 Flask, Inspect 0.1 7 A Composite Test 0.6 6,7,8 D Replace 0.8 2,3,4 Repair 2.0 2,3 0302 Valve,   H.P. Inspect 0.1 A Flask Replace 0.5 2,3 Repair 0.7 2,3 Change 5 B-5