TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 3 Download
Page 939 of 1170
(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 TM 9-2320-280-20-3 Section II. MAINTENANCE ALLOCATION CHART (Cont'd) B-4 Change 2 General Support H Direct Support F 01 ENGINE 0100 Engine Assembly Inspect 0.2 0.7 Test 1.0 1,20,21,22,26 G Service 0.5 1,2 Adjust 1.0 41,42 Replace 32.7 25,145 Repair 16.0 1,7,10,43-45 Mount, Engine Inspect 0.1 2,144,145 Replace 1.6 1,2,144- 146,149 0101 Cylinder Head Replace 3.0 1,6 Repair 5.0 1,6,8,12-18 Block, Cylinder Repair 10.0 1,6-8,12-18 0102 Crankshaft Replace 4.0 1 Pulley, Crankshaft Replace 0.5 1,6 Damper, Vibration Replace 0.5 1,6 Bearings, Crankshaft Replace 4.0 1 Oil Seals, Crankshaft, Front Replace 2.0 1 Oil Seals, Crankshaft, Rear Replace 2.0 1,6,46 0103 Flywheel Replace 3.5 1,6 0104 Pistons, Connecting Rods Rods, Connecting Replace 8.0 1,6 Bearings, Connecting Rod Replace 2.0 1,6 Pistons Replace 8.0 1,6 Rings, Piston Replace 7.0 1,6,10 0105 Valves, Camshaft, and Timing System Cover, Rocker Arm Replace 1.0 1,6 Valves, Intake and Exhaust Replace 3.0 6 Repair 3.0 6,8 Rocker Arm Assembly Replace 2.1 1,6 Springs, Valve Test 0.5 1,8 Replace 2.3 1,6 Rods, Push Replace 3.0 1 Lifters Replace 6.0 1