(1) Group Number (2) Component/Assembly (3) Maintenance Function (6) Remark Code (5) Tools and Equipment Ref Code (4) Maintenance Level C O Depot D 0309 Filter Assembly, Fuel Inspect 0.1 Service 0.1 0.5 1 B Replace 0.5 2 0311 Glow Plugs Test 0.3 2 Replace 0.7 1,2,155 0312 Accelerator Linkage Inspect 0.2 Adjust 0.2 1 Replace 0.8 1,2 Hand Throttle Inspect 0.1 0.1 Adjust 0.2 1 Replace 0.5 1,2 04 EXHAUST SYSTEM 0401 Muffler Inspect 0.2 Replace 1.9 1,2 Crossover Pipe Inspect 0.2 Replace 1.2 1,2,145, 150 Tailpipe Inspect 0.2 Replace 0.5 1,2 05 COOLING SYSTEM 0501 Radiator Inspect 0.1 0.2 Test 0.5 2,66 Replace 4.3 1 Repair 3.0 1 Surge Tank Inspect 0.1 Service 0.1 0.5 1,2 C Replace 0.6 1 0502 Shroud, Fan Inspect 0.1 Replace 4.4 1 Repair F F,M 0503 Hoses, Lines, and Clamps Inspect 0.1 0.1 Replace 2.5 1 Thermostat Test 0.2 Replace 0.3 1,2 0504 Pump, Water Replace 3.5 1,6 0505 Fan and Fan Drive Inspect 0.1 0.1 Replace 1.0 1,2,161 Repair 4.7 1,6 Pulley, Water Pump Replace 4.8 1,157 Unit TM 9-2320-280-20-3 Section II.   MAINTENANCE ALLOCATION CHART (Cont'd) B-6 Change 1 General Support H Direct Support F