PREVOST X3-45 Multiplex User Manual

SECTION 11: REAR AXLES
PA1562
1
CONTENTS
1. DRIVE AXLE .........................................................................................................................................2
1.1 DESCRIPTION....................................................................................................................................2
1.2 DCDL (DRIVER-CONTROLLED MAIN DIFFERENTIAL LOCK) ...................................................................2
1.3 DRIVE AXLE LUBRICATION .................................................................................................................2
1.4 MAINTENANCE ..................................................................................................................................3
1.4.1 Checking and Adjusting the Oil Level .....................................................................................3
1.4.2 Draining and Replacing the Oil ...............................................................................................3
1.4.3 Speed Sensors (Anti-Lock Brake system, ABS).....................................................................4
1.5 REMOVAL AND REINSTALLATION........................................................................................................4
1.6 DISASSEMBLY AND REASSEMBLY.......................................................................................................4
1.7 GEAR SET IDENTIFICATION ................................................................................................................5
1.8 ADJUSTMENTS ..................................................................................................................................5
1.9 FASTENER TORQUE CHART ...............................................................................................................5
1.10 TIRE MATCHING ................................................................................................................................5
1.11 DRIVE AXLE ALIGNMENT....................................................................................................................5
1.11.1 Procedure................................................................................................................................5
1.12 AXLE SHAFT SEALING METHOD..........................................................................................................7
2. TAG AXLE.............................................................................................................................................7
2.1 UNLOADING TAG AXLE ......................................................................................................................7
2.2 RETRACTING TAG AXLE.....................................................................................................................7
2.3 RETRACTING TAG AXLE FOR REPAIR PURPOSES................................................................................8
2.4 GREASE LUBRICATED WHEEL BEARINGS............................................................................................8
2.5 REMOVAL AND INSTALLATION ............................................................................................................8
2.5.1 Removing Tag Axle Only.........................................................................................................8
2.5.2 Removing Tag Axle Along With Suspension Components.....................................................8
2.6 TAG AXLE ALIGNMENT.......................................................................................................................9
3. SPECIFICATIONS...............................................................................................................................10
ILLUSTRATIONS
F
IGURE 1: DRIVE AXLE .....................................................................................................................................2
FIGURE 2: DIFFERENTIAL ASSEMBLY .................................................................................................................2
FIGURE 3: DRIVER-CONTROLLED DIFFERENTIAL LOCK ........................................................................................2
FIGURE 4: DIFFERENTIAL HOUSING BOWL ..........................................................................................................3
FIGURE 5: JACKING POINTS ON FRAME ..............................................................................................................4
FIGURE 6: JACKING POINTS ON DRIVE AXLE .......................................................................................................4
FIGURE 7: FRONT & DRIVE AXLE ALIGNMENT......................................................................................................6
FIGURE 8: TAG AXLE ALIGNMENT.......................................................................................................................6
FIGURE 9: AXLE SHAFT INSTALLATION ...............................................................................................................7
FIGURE 10: TORQUE SPECIFICATION .................................................................................................................7
FIGURE 11: JACKING POINTS ON TAG AXLE ........................................................................................................9

PREVOST X3-45 Multiplex Specifications

General

Length	45 ft
Width	102 in
Engine	Volvo D13
Horsepower	500 hp
GVWR	54, 000 lbs
Height	146 in
Sleeping Capacity	Varies based on floor plan
Water Capacity	Varies based on floor plan