TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 3 Download
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Section II. MAINTENANCE ALLOCATION CHART (Cont'd) TM 9-2320-280-20-3 Change 2 B-5 (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 Unit General Support H Direct Support F Gears and Chain, Timing Replace 4.0 1,6,10 Camshaft Replace 4.0 1,6,10 Bearings, Camshaft Replace 4.0 1,6,45,47 0106 Engine Lubrication System Pan, Oil Replace 2.0 1,2 Pump, Oil Replace 2.5 1,6 Filter, Oil Replace 0.5 1,2 Dipstick and Tube Replace 0.2 1,2,156 Oil Cooler Assembly Inspect 0.1 Replace 0.5 1,2 Repair 1.0 1 Lines, Oil Cooler Inspect 0.2 Replace 1.8 1 Valve, Crankcase Depression Inspect 0.1 Regulator Test 0.3 L Service 0.3 1 Replace 0.3 1,2 0108 Manifold, Intake Replace 3.0 1,6 Manifold, Exhaust Replace 3.0 1,146, 150,156 03 FUEL SYSTEM 0301 Injector Nozzle, Fuel Test 0.5 1,9 Replace 0.7 1,6,49,134, 146,153 0302 Lines, Injection Pump Inspect 0.1 Replace 2.0 1,147,148 Pump, Injection Inspect 0.1 Calibrate A 1,9,59-65 A Replace 4.0 1,147 Repair 0.6 5.0 1,9,50-57, O 158-161 Fuel Pump Test 0.3 1,2 Replace 1.0 1,2 0304 Cleaner Assembly, Air Inspect 0.2 Service 0.2 0.5 1 Replace 0.2 1 Horn, Air Induction Inspect 0.1 Replace 0.3 1,2 0306 Lines and Fittings, Fuel Inspect 0.2 Replace 3.2 1 Tank, Fuel Inspect 0.1 Replace 2.6 1,2