LUBRICATIONCOOLING SYSTEMANTI-FREEZEThe cooling system of your new vehicle is filled at thefactory with IH permanent-type anti-freeze. IHpermanent-type anti-freeze may be added undiluted ifprotection below -290C (200F) is required.CLEANINGOnce a year the cooling system should be drained andthoroughly flushed.Unless the cooling system is treated with a corrosionpreventative, rust and scale will eventually clog uppassages in the radiator and water jackets. Thiscondition is aggravated in some localities by formation ofinsoluble salts from the water used.IH cleaning solutions are available which have provenvery successful in removing accumulation of rust, scale,sludge and grease. This solution should be usedaccording to the recommendation on the container.CAUTIONDO NOT USE CHEMICAL MIXTURES TO STOPRADIATOR LEAKS EXCEPT IN AN EMERGENCY.NEVER USE SUCH SOLUTIONS INSTEAD OFNEEDED RADIATOR REPAIR.When draining the cooling solution, disconnect theradiator outlet hose, as large particles of sediment willnot pass through the drain.WARNINGUSE ONLY THE FOLLOWING PROCEDURE TOREMOVE THE PRESSURE TYPE CAP FROM THERADIATOR. ALWAYS ALLOW THE ENGINE TO COOLFIRST. WRAP A THICK, HEAVY CLOTH AROUND THECAP. PUSH DOWN, LOOSEN CAP SLOWLY TO ITSFIRST NOTCH POSITION; THEN PAUSE A MOMENT.THIS WILL AVOID POSSIBLE SCALDING BY HOTWATER OR STEAM. CONTINUE TO TURN CAP TOTHE LEFT AND REMOVE.CAUTIONIF THE COOLANT SHOULD GET EXTREMELY LOWAND THE ENGINE VERY HOT, LET THE ENGINECOOL FOR APPROXIMATELY 15 MINUTES BEFOREADDING COOLANT; THEN, WITH THE ENGINERUNNING, ADD COOLANT SLOWLY. ADDING COLDWATER TO A HOT ENGINE MAY CRACK THECYLINDER HEAD OR CRANKCASE.CTS-4033A - Page 8
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