(1) Group Number (2) Component/Assembly (3) Maintenance Function (6) Remarks Code (5) Tools and Equipment Ref Code (4) Maintenance Level C O Depot D S250 Shelter Carrier (M1037, M1042) Support, Shelter Inspect 0.1 Replace 2.0 1,2 Sling, Tiedown Inspect 0.1 Replace 0.3 1 Soft Top Ambulance (M1035, M1035A1) Rack, Litter Inspect 0.1 Replace 1.5 1,2,145 Ambulance – 2-Litter (M996, M996A1), 4-Litter (M997, M997A1 M997A2) Door, Rear Inspect 0.1 Adjust 0.4 1,2 Replace 0.3 1,2 Door Latch and Handles, Inspect 0.1 Rear Replace 0.5 Steps, Rear Inspect 0.1 Replace 0.5 1,2 Repair 0.6 1,2 Litter Rack, Upper Doors, Stowage Inspect 0.1 Replace 1.0 1,2,139 Doors, Bulkhead Inspect 0.1 Replace 2.0 1,2,139 Extension Rails, Litter Repair 1.2 1,2 NBC Heaters and Brackets Inspect 0.1 Replace 0.8 1,2 NBC Filters and Brackets Inspect 0.1 Replace 0.7 1,2 Ambulatory Patient Seat Inspect 0.1 Replace 0.6 1,2 Heat/Vent Panel (M996, M996A1) Replace 0.3 1,2 Heater (M996, M996A1) Adjust 1.5 1,6 Replace 0.8 1,2 Repair 3.5 1,6 Heater (M997, M997A1, Adjust 1.5 1,6 M997A2) Replace 0.8 1,2 Repair 3.5 1,6 Unit TM 9-2320-280-20-3 Section II.   MAINTENANCE ALLOCATION CHART (Cont’d) B-16 Change 1 Direct Support F General Support H