TM 9-2320-209-34-2-1 CHAPTER 1 GENERAL MAINTENANCE INFORMATION 1-1. SCOPE. This manual contains the direct support and general support mainte- nance instructions for the trucks listed below. This manual includes procedures for disassembly, cleaning, inspection, repair, test, adjustment and overhaul as author- ized by the maintenance allocation chart. Truck, Cargo: 2 1/2 ton, 6x6, M35A1, M35A2, M35A2C, and M36A2 Truck, Dump: 2 1/2 ton, 6x6, M342A2 Truck, Tractor: 2 1/2 ton, 6x6, M275A1 and M275A2 Truck, Tank, Fuel: 2 1/2 ton, 6x6, M49A1C and M49A2C Truck, Tank, Water: 2 1/2 ton, 6x6, M50A1, M50A2, and M50A3 Truck, Repair Shop: 2 1/2 ton, 6x6, M185A2 and M185A3 Truck, Van, Shop: 2 1/2 ton, 6x6, M109A2 and M109A3 Truck, Maintenance, Earth Boring and Polesetting: 2 1/2 ton, 6x6, M764 Truck, Maintenance, Pipeline Construction: 2 1/2 ton, 6x6, M756A2 Information is provided on maintenance of trucks which is beyond the scope of tools, equipment, personnel or supplies normally available to operator or using organization. 1-2. GENERAL MAINTENANCE. The general maintenance and repair covered by other manuals and called out in this manual are as follows: TM 9-214 Inspection, Care and Maintenance of Antifriction Bearings TM 9-237 Operator’s Manual: Welding Theory and Application (TO 34W4-1-5) FM 43-3 General Repair for Canvas and Webbing TM 9-247 Materials Used for Cleaning, Preserving, Abrading and Cementing Ordnance Materiel and Related Materials Including Chemicals FM 43-2 Metal Body Repair and Related Operations. TB 750-254 Cooling Systems: Tactical Vehicles TB 43-0212 Purging, Cleaning and Coating Interior Ferrous and Terne Sheet Vehicle Fuel Tanks TM 43-0139 Painting Instructions for Field Use. TB 43-0209 Color, Marking and Camouflage Painting of Military Vehicles, Construction Equipment, and Materials Handling Equipment TB 43-0213 (Rustproofing) TM 9-2300-422-20 Security of Tactical Wheeled Vehicles WARNING Dry cleaning solvent is flammable. Do not use near an open flame. Keep a fire extinguisher nearby when solvent is used. Use only in well-ventilated places. Failure to do this may result in injury to personnel and damage to equipment. 1-3. CLEANING. All parts must be cleaned before inspection and assembly and after repair. Clean inner and outer surfaces of metallic parts and all areas subject to oil or grease with dry cleaning solvent, type II (SD-2) , Fed. Spec P-D-680. Clean out sludge and gum with a stiff brush. Use steam cleaning to take off accumulated grease and dirt after dry cleaning solvent has been applied. Dry with clean rags. To clean 1-1