TM 5-5430-212-13P3-8.TieDownAssembly(2and3,Fig.C-1or2,Fig.C-1A)a.RatchetAssembly(1)Remove the ratchet take-up mechanism from the anchor points on the trailer.(2)Clean all parts, using a mild soap and water with a staff bristle brush. Remove any foreign matterfrom the parts.(3)Inspect for cracks, dents, breaks, jammed mechanism, missing spring and wear. Replace ifnecessary.b.Belts(1)Check the belts for abrasion, tears and wear. Replace if necessary.c.Semi-trailerAnchorPoints(1)Check all anchor points for broken, bent or distorted eye bolts. Replace if necessary.3-9.CleaningofTank(TemporaryandLongTermStorage)The tank is easily cleaned after normal usage.With the tank empty and flat in the truck, partially fill it with 100 to 300 gallons of clean disinfectant and watersolution. The solution consists of 1/2 gallon of commercial bleach mixed in 250 gallons of fresh water. Surge thecleansing solution by walking back and forth on the tank or by rocking the truck with abrupt starts and stops. Theresultant surge will clean or rinse the collapsed tank without exposing its interior to contaminants or foreignobjects.When the cleaning solution is drawn off, close the tank valve immediately to hermetically seal out contaminants.3-10.HydrostaticTestingProcedureHydrostatic testing should be performed annually.WARNINGDO NOT AIR TEST TANKChange 3 3-12
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