TM 5-4220-226-14&P Section II  MAINTENANCE ALLOCATION CHART (1) (2) (3) (4) (5) (6) GROUP COMPONENT/ MAINT. MAINTENANCE CATEGORY TOOLS & NO. ASSEMBLY FUNCTION C O F H D EQUIP. REMARKS 0107 Muffler Air Train Inspect 0.2 Replace 0.3 Repair 0.3 0108 Port Retainer Inspect 0.1 Replace 0.8 4,9 Repair 0.8 4,9 0109 Exhaust Valve Inspect 0.1 Assembly Replace 0.3 0110 Communications Inspect 0.2 Whip Test 0.2 2 Replace 0.3 4 0111 Helmet Liner Inspect 0.1 Replace 0.2 0112 Helmet Shell Inspect 0.2 Replace 1.0 4,9 0113 Helmet Inspect 0.2 Communications Replace 0.2 Repair 0.2 4 02Helmet AdapterInspect 0.1 Hose Test 0.4 Replace 0.2 4,6 A B-5