TM   9-2320-273-20 Section II MAINTENANCE ALLOCATION CHART FOR TRUCK, TRACTOR, M915, (1) GROUP NUMBER 22 2207 2210 47 4701 4702 M916, AND M920 AND CHASSIS FOR M917, M918, AND M919 (Continued). (2) COMPONENT/ASSEMBLY ACCESSORY  ITEMS Windshield  Wiper  Motors Windshield  Wiper  Controls Arm and Wiper Blades Mirrors Windshield Washer Windshield  Washer  Control Air Horn and Control Valve Personnel   Heater Air  Ducts Heater Control Valve and Cable Heater Control Panel Data and Instruction Plates GAGES NON-ELECTRIC Tachograph Speedometer   Cable Tachometer Cable Pressure Gages Gages (3) MAINTENANCE FUNCTION Replace Replace Inspect Replace Inspect Replace Inspect Service Replace Replace Replace Inspect Replace Repair Inspect Replace Adjust Replace Replace Repair Inspect Replace Service Replace Replace Replace Inspect Replace Inspect Replace (4) MAINTENANCE CATEGORY C 0.1 0.1 0.1 0.2 0.1 0.1 0.1 0.1 0.1 O 0.8 0.3 0.2 0.3 0.5 0.3 0.3 2.0 0.8 0.2 0.5 1.0 0.5 0.2 0.3 0.4 0.4 0.5 0.5 F 1.0 1.0 H D (5) TOOLS  AND EQUIPMENT (6) REMARKS B-19