TM   9-2320-273-20 Section ll MAINTENANCE ALLOCATION CHART FOR TRUCK, TRACTOR, M915, M916, AND M920 AND CHASSIS FOR M917, M918, AND M919 (Continued). (1) (2) GROUP NUMBER COMPONENT/ASSEMBLY 01 ENGINE  (Continued) Timing  Gear Rocker  Arm  Assembly Valve Cover and Gasket 0106 Oil Pump Oil Filter Oil Filter Adapter Bypass  Oil  Filter Oil  Pan External  Lines Oil  Breather Oil Cooler Oil Pressure Regulator Level Gage (dipstick) 0108 Aftercooler Exhaust Manifold 0109 Accessory Drive (3) Inspect Replace Inspect Replace Inspect Replace Inspect Replace Repair Service Replace Replace Service Replace Inspect Replace Repair Inspect Replace Inspect Service Replace Inspect Replace Inspect Test Replace Replace Inspect Repair Replace Inspect Replace Inspect Repair Replace (4) MAINTENANCE MAINTENANCE CATEGORY FUNCTION C O F H 0.6 24.0 0.6 2.5 0.1 0.5 2.5 3.0 0.6 0.2 10.8 0.6 0.6 0.1 2.0 1.3 0.1 1.0 0.1 0.2 0.2 0.1 3.0 0.1 0.8 0.2 0.1 0.1 2.0 2.5 0.1 2.8 0.5 2.0 4.5 (5) TOOLS  AND EQUIPMENT 130 thru 132 143 55 56 thru 65 B-5 (6) REMARKS 1.5 D