PREVOST H3-41 Maintenance Manual page 537

CONTENTS
SECTION CHANGE LOG ........................................................................................................................................... 4
1 TORQUE TABLES ............................................................................................................................................. 5
1.1 FRONT I-BEAM AXLE AND RELATED COMPONENTS ...................................................................................... 5
1.2 INDEPENDENT FRONT SUSPENSION .............................................................................................................. 7
1.3 REAR SUSPENSION ......................................................................................................................................... 9
2 DESCRIPTION ................................................................................................................................................ 14
3 FRONT I-BEAM AXLE SUSPENSION ................................................................................................................ 14
3.1 AIR SPRINGS ................................................................................................................................................. 14
3.1.1 Inspection ............................................................................................................................................. 14
3.1.2 Removal ............................................................................................................................................... 14
3.1.3 Installation ........................................................................................................................................... 15
3.2 SHOCK ABSORBERS ...................................................................................................................................... 15
3.2.1 Inspection ............................................................................................................................................. 16
3.2.2 Removal ............................................................................................................................................... 16
3.2.3 Installation ........................................................................................................................................... 17
3.3 RADIUS RODS ............................................................................................................................................... 17
3.3.1 Inspection ............................................................................................................................................. 17
3.3.2 Radius Rod Removal ............................................................................................................................ 18
3.3.3 Stripping Down .................................................................................................................................... 19
3.3.4 Radius Rod Assembly ........................................................................................................................... 19
3.3.5 Radius Rod Installation ........................................................................................................................ 19
3.4 SWAY BAR .................................................................................................................................................... 19
3.4.1 Removal ............................................................................................................................................... 19
3.4.2 Installation ........................................................................................................................................... 20
4 INDEPENDENT FRONT SUSPENSION (IFS) ...................................................................................................... 21
4.1 STEERING LINKAGE ...................................................................................................................................... 21
4.2 STEERING LINKAGE INSTALLATION SEQUENCE ............................................................................................ 24
4.3 PITMAN ARM ............................................................................................................................................... 24
4.3.1 Removal ............................................................................................................................................... 24
4.3.2 Installation ........................................................................................................................................... 24
4.4 DRAG LINK .................................................................................................................................................... 25
4.4.1 Adjustment........................................................................................................................................... 25
4.5 BELL CRANK AND IDLER ARM ....................................................................................................................... 25
4.5.1 Bell Crank or Idler Arm Removal .......................................................................................................... 25
4.5.2 Bell crank or Idler Arm Hub Disassembly ............................................................................................. 26
4.5.3 Bell Crank or Idler Arm Hub Reassembly .............................................................................................. 26
4.6 RELAY ROD ................................................................................................................................................... 27
4.6.1 Replacement ........................................................................................................................................ 27
4.7 TIE RODS ...................................................................................................................................................... 27
4.7.1 Removal ............................................................................................................................................... 28
4.7.2 Installation ........................................................................................................................................... 28
4.8 STEERING ARMS ........................................................................................................................................... 29
4.8.1 Removal ............................................................................................................................................... 29
4.8.2 Installation ........................................................................................................................................... 29
4.9 LUBRICATION FITTINGS ................................................................................................................................ 31
4.10 BALL JOINTS - GENERAL RECOMMENDATIONS ........................................................................................... 32
SECTION 16 : SUSPENSION
PA1621 Maintenance Manual All Series | Section revised October 2018 1