TM 5-3895-374-10HAZARDDESCRIPTIONRECOMMENDATIONHigh temperatureThe hot oil heater has a dieselWear protective clothing whilefired burner which heats theoperating, inspecting or"hot transfer fluid". This fluidservicing the plant. (gloves,is circulated through heatingcoveralls, safety glasses, hardcoils which may reachhat)temperatures of 4500 F inorder to maintain an asphalttemperature of 3000 F. Thehot oil heats asphalt lines andpumps.High voltagePower cables.Avoid contact when energized.electricalMaintain in good condition.Use cable supports provided.Do not perform repair workwithout a qualified electrician.Fluids underHydraulic cylinders, lines andMaintain lines in goodpressurevalves, diesel lines, heating oiloperating condition. Wearlines.protective clothing whileoperating the plant. (gloves,coveralls, safety glasses, hardhat)Compressed airThe trailer air brake system isMaintain system in goodcomprised of air lines, tanksoperating condition. Releaseand valves which activate theair pressure prior to repairingtrailer brakes.the system.Confined spaceThe asphalt tank is 10 feet inRestrict entry. Repair bydiameter with one manhole.qualified repair personnel only,Entry may be required toand only after properlocate leaks in the hot oilprocedures have beenpiping.followed.Flammable andThe burner is a diesel firedInspect and maintain as percombustibleunit on the hot oil heater. Themanuals.materialsliquid asphalt has a flash pointof 450° F. The heat transferoil has a flash point of 5400 F.page 1-11
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