TM 9-2320-386-10 Change 1 2-17 2-8. CLEANING INSTRUCTIONS AND PRECAUTIONS Cleaning is an after-operation service performed by operator/crew to keep the vehicle in a state of readiness. Facilities and materials available to operators for vehicle cleaning can vary greatly in differing operating conditions. However, vehi- cles must be kept as clean as available cleaning equipment, materials, and tactical situations permit. a. General Cleaning Precautions. (1) All cleaning procedures must be accomplished in well-ventilated areas. (2) Protective gloves, clothing, and/or respiratory equipment must be worn whenever caustic, toxic, or flammable cleaning solutions are used. (3) Diesel fuel or gasoline must never be used for cleaning. (4) A fire extinguisher must be available and ready during all cleaning opera- tions involving solvents. b. Special Precautions. (1) Do not allow cleaning compounds to come into contact with rubber, leather, vinyl, or canvas materials. (2) Do not allow Naval Jelly to contact painted surfaces. (3) Do not use steam, or air under pressure, in cleaning vehicle cab interiors. (4) Do not steam-clean any part of vehicle that has been rustproofed. (5) Mildew must be removed with a bristle brush before tarpaulin can be properly cleaned and aired. (6) The radiator is always cleaned from behind first in order to blow debris, insects, or other obstructions out and away from radiator core. Low-pressure water or air can be used in cleaning radiator core of obstructions. c. Cleaning Materials. Cleaning materials are found in Appendix D. d. General Guidelines. A general guideline to cleaning materials used in removing contaminants from various vehicle surfaces is found in table 2-1, General Cleaning Instructions.