LUBRICATION AND SERVICE CHART Tank trailers must be inspected periodically to ensure compliance to DOT require- ments. Refer to the DOT TransportaƟon of Hazardous Materials Handbook (paragraph 177.824) if hazardous materials are to be hauled.
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Drain water from air reservoirs
Check manhole clamp adjustments, cover for signs of leakage, and gasket for damage Clean manhole gaskets, wear plates and lubricate threaded manhole hardware
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Check operaƟon of all lights and wiring connecƟons Check operaƟon of anƟ-lock brake system Check all wire harnesses for chaffing and damage Check brake operaƟon and adjust brakes as necessary Inspect slack adjusters, brake linings and brake chambers Inspect condiƟon of walkways, toe rails and ladder
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X X
Check suspension bolt torque Check Ɵres for wear and damage Check axle alignment to king pin
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Check lubricant level and oil seals on the axles Check operaƟon of pressure relief devices
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Inspect aeraƟon system
Lubricated grease fiƫngs on axle camshaŌs
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Check wheel bearings
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Check wheel lug nut torque
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Check piping supports and mounƟng fastener Ɵghtness Check front and rear structure mounƟng bolt Ɵghtness
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X X
Check upper coupler fastener torque
Check all valves, piping and manholes for leakage Check landing leg mounƟng fastener Ɵghtness
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Check king pin wear
Lubricate upper coupler plate and king pin Visually check Ɵghtness of all fasteners
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Check all supports and brackets
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NOTICE All tank trailers must be inspected periodically to ensure compliance
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