SECTION II: ENGINE OIL COOLERSTM 9-2350-256-20c.CLEANINGWARNINGProper eye, skin, and clothing protection must be worn while operating the cleaning tool or serious injury may occur.CAUTIONDo not exceed 90 pounds per square inch (psi) (621 kilopascals [kPa] ) when cleaning, or damage to the cooler mayoccur.NOTE• Oil cooler and screens must be removed in order to use the cleaning tool.• The cleaning tool is designed to remove deposits of sand, oil, clay, and other debris from the oil cooler cooling fins while installed in the vehicle. It consists of two tubes connected to a mixing head which produces two high-pressure jets of liquid/air mixture. The air supply tube has a push button valve with a 1/4-in. (6.4-mm) female pipe thread to connect to a 5-cubic-foot (142-liter [L] ), 50- to 90-psi (345- to 621-kPa) air supply. The liquid supply tube is attached to a 3/S8-in. (9.5-mm) inside diameter (i.d.) by 6-foot (1.83-meter) rubber hose for siphoning from a suitable clean container.The cleaning agent can be a solution of detergent and water, or nontoxic, nonflammable solvent and water. Mix one part of detergent or solvent to approximately five parts of water. A solution of detergent or solvent and water is recommended.• Use a standard military 5-gallon (19 L) water can to hold the soap solution or cleaning solvent.• With the cleaning solution container raised to the approximate level of the surface to be cleaned and the siphon hose extended into the container, press the air supply pushbutton and aim the spray at the surface to be cleaned.• When the surface is clean, replace the cleaning solution with water and flush any cleaning solution remaining on the surface.Cleaning may be accomplished with the oil cooler cleaning tool under low pressure. Care must be exercised to ensurethat no water or foreign matter enters the oil cooler opening.d.INSTALLATION1Install transmission thermostat (18) and new gasket (19).2Install two new gaskets (16) and two elbows (15) by installing six new self-locking nuts (17).3Install engine thermostat (13) and new gasket (14).4Install transmission oil cooler (7) and oil cooler screen support bracket (10) by installing two flat washers (12) and four screws (11).5—11
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