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Table of Contents
Operator Instructions ........................................................................................................ 4
Normal Trailer Use ............................................................................................................ 5
PRATT Warranty Coverage ................................................................................................. 6
Operation of Rollerbed Trailer ........................................................................................10
Hydraulic neck assembly........................................................................................................... 10
Hydraulic neck operation .......................................................................................................... 10
Truck requirements for charging battery .................................................................................. 10
Expanding the trailer (Expandables only) .................................................................................. 10
Unloading procedures ............................................................................................................... 11
Split unloading........................................................................................................................... 11
Bad job site conditions .............................................................................................................. 12
Self-Adjusting Slack Adjuster ...........................................................................................13
Operation................................................................................................................................... 13
Trouble Shooting ....................................................................................................................... 13
Operational Check..................................................................................................................... 13
Maintenance .............................................................................................................................. 14
Lubrication................................................................................................................................. 14
Inspection .................................................................................................................................. 14
Coupling and Uncoupling................................................................................................15
Coupling Tractor-Semi trailers ..................................................................................................15
Uncoupling Tractor-Semitrailers ............................................................................................... 17
Trailer Maintenance Procedures...................................................................................... 19
Kingpin and Fifth Wheel Area....................................................................................................19
Rear Impact Guards................................................................................................................... 19
Wheel and Rim Care.................................................................................................................. 19
Spoke wheel installation and maintenance ............................................................................... 19
Hub installation
&
maintenance................................................................................................ 21
Tire Maintenance....................................................................................................................... 25
Trailer axle maintenance ........................................................................................................... 28
Care and maintenance of springs.............................................................................................. 36
Air ride suspension maintenance .............................................................................................. 36
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