PRATT Industries TRUSS - Page 3

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Air brake maintenance............................................................................................................... 39
Hydraulic system maintenance ................................................................................................. 40
Lighting maintenance ................................................................................................................ 40
Additional Maintenance requirements for Rollerbed Trailers .................................................. 41
Lubrication....................................................................................................................... 42
Note on lubrication.................................................................................................................... 42
Wheel bearings and hubs .......................................................................................................... 42
Landing gear [two speed) .......................................................................................................... 42
Brake camshafts......................................................................................................................... 42
Brake shoes................................................................................................................................ 42
Brake roller and cam heads....................................................................................................... 42
Suspension................................................................................................................................. 42
Hydraulic oil reservoir ............................................................................................................... 42
Reservoir level check ................................................................................................................. 43
Draining oil reservoir................................................................................................................. 43
Oil recommendations................................................................................................................ 43
Trailer maintenance schedule.......................................................................................... 43
Trailer maintenance services required ...................................................................................... 43
Troubleshooting............................................................................................................... 45
Spring parking brakes................................................................................................................ 45
Brakes ........................................................................................................................................ 46
Wheels, Tires and Alignment.....................................................................................................47
Landing gear; difficulty in turning handcrank ........................................................................... 48
Electrical System: Wiring, Fuses & Circuit Breakers.................................................................. 48
Complete loss of trailer lights.................................................................................................... 49
Dim or Flickering Lights............................................................................................................. 49
Cylinder will not operate ........................................................................................................... 49
Cylinder will not hold ................................................................................................................ 49
Noisy Pump................................................................................................................................ 49
Appendix A: Maintenance Record................................................................................ 50