TrailMax 8012DT, Manual

Page: 1 / 72

®
page 1
8012DT
Table of Contents
Section 1. Operation .................................................................................... 3
1.0 Introduction ................................................................................... 3
1.1 Purpose ........................................................................................ 3
1.2 Rating............................................................................................ 3
1.3 Design and Safety Factors ........................................................... 4
1.4 Vehicle Load and Handling Limits ................................................ 4
1.5 Reporting Safety Defects ............................................................. 7
1.6 Alert Symbols ................................................................................ 8
1.7 Pre-Trip Inspection........................................................................ 9
1.8 Hook-Up Procedures .................................................................. 10
1.9 Loading and Unloading .............................................................. 11
Trailers With Ramps ................................................................. 12
Trailers With Tilt Decks ............................................................. 12
Section 2. Maintenance .............................................................................. 13
2.0 Periodic Maintenance ................................................................. 13
2.1 Structural Components ............................................................... 14
Sub-Frame ................................................................................ 14
Deck .......................................................................................... 14
2.2 Sub-Assembly Components ....................................................... 14
Coupling ................................................................................... 14
Jack .......................................................................................... 15
Cushion Cylinder ...................................................................... 15
Deck Latch ................................................................................ 15
Deck Hinge Assembly............................................................... 15
2.3 Running Gear ............................................................................. 16
Suspension ............................................................................... 16
Hubs and Drums ....................................................................... 16
Brake Drum Inspection ............................................................. 17
Bearing Inspection .................................................................... 17
Standard Bearing Lubrication ................................................... 18
E-Z Lube Bearing Lubrication .................................................. 18
Seal Inspection and Replacement ........................................... 19
Hub Reinstallation and Bearing Adjustment ............................ 19
2.4 Wheels and Tires ........................................................................ 20
Wheels ..................................................................................... 20
Tires .......................................................................................... 22
Inflation Pressure ..................................................................... 22
Tire Wear Diagnostic Chart ...................................................... 23
2.5 Electrical ..................................................................................... 24
Harnesses and Lights ............................................................... 24
Junction Block .......................................................................... 24
Electrical Plug ........................................................................... 24
2.6 Brake System (Common to Hydraulic and Electric) .......................... 25
Contents
Revision A 02/18/05