SSANGYONG MUSSO 1998 Workshop Repair Manual

Application
Steering Wheel
Steering Gear Box
Oil Pump
Steering Column
Minmum Turning Radius
Oil
SECTION 6A
POWER STEERING SYSTEM
TABLE OF CONTENTS
Specifications . . . . . . . . . . . . . . . . . . . . . . . . 6A-1
General Specifications . . . . . . . . . . . . . . . . . . 6A-1
Fastener Tightening Specifications . . . . . . . . . 6A-1
Diagnosis . . . . . . . . . . . . . . . . . . . . . . . . . . . 6A-2
Hard Steering . . . . . . . . . . . . . . . . . . . . . . . . . 6A-2
Steering Pulls to One Side . . . . . . . . . . . . . . . 6A-2
Excessive Wheel Play . . . . . . . . . . . . . . . . . . . 6A-2
Poor Return of Steering Wheel . . . . . . . . . . . . 6A-2
Steering Wheel Shimmy . . . . . . . . . . . . . . . . . 6A-3
SPECIFICATIONS
GENERAL SPECIFICATIONS
Abnormal Noise From Steering System . . . . . 6A-3
Component Locator . . . . . . . . . . . . . . . . . . . 6A-4
Steering System . . . . . . . . . . . . . . . . . . . . . . . 6A-4
Maintenance and Repair . . . . . . . . . . . . . . . 6A-5
On-Vehicle Service . . . . . . . . . . . . . . . . . . . . . 6A-5
Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6A-5
Oil Pump Pressure Check . . . . . . . . . . . . . . . . 6A-6
Bleeding of Power Steering System . . . . . . . . 6A-6
Steering Gear Box . . . . . . . . . . . . . . . . . . . . . 6A-7
Number of Spoke
Outer Diameter
Type
Gear Ratio
Inner Steering Angle
Outer Steering Angle
Type
Maximum Pressure
Upper Tilting Angle
Lower Tilting Angle
Type
Capacity
Change Interval
Description
4
396 mm
Rack and Pinion
¥
33°37'
31°50'
Vane
75-82 kg/cm
2
4.646°
6.969°
5.25m
ATF DEXRON II
1 L
Every 24,000 km
FASTENER TIGHTENING SPECIFICATIONS
Application
Steering Shaft Bolt
Pressure Hose Bolt
Return Pipe Nut
Slotted Nut
Steering Gearbox BoltNlm
30 - 40
12 - 18
12 - 18
35 - 45
35 - 45

6A-2 POWER STEERING SYSTEM
Checks
Damaged or Binding Steering Ball Joint
Improper Preload of Steering Pinion
Damaged Wheel or Tire
Faulty Suspension SystemChecks
Worn Steering Gear
Worn or Damaged Steering Ball Joint
Loosened Steering Gearbox BoltsChecks
Damaged Steering Linkage
Damaged Wheel and Tire
Faulty Brake System
Faulty Suspension SystemChecks
Lack of Lubrication
Abnormal Wear or Binding of Steering Ball Joint
Damaged or Faulty Steering Gear
Improper Preload of Steering Pinion
Faulty Steering Shaft Joint
Steering Fluid Leaks
Lack of Fluid or Air-in System
Faulty Steering Oil Pump
Damaged or Loosened Pump Drive Belt
Clogging Oil Line
Damaged Wheel or Tire
Faulty Suspension System
DIAGNOSIS
HARD STEERING
Action
Lubricate
Replace
Replace gear assembly
Adjust
Replace
Repair or replace
Replenish or bleed
Replace
Adjust or replace
Repair or replace
Repair or replace
Repair or replace
STEERING PULLS TO ONE SIDE
Action
Repair
Repair or replace
Repair or replace
Repair or replace
EXCESSIVE WHEEL PLAY
Action
Replace gear assembly
Replace
Retighten
POOR RETURN OF STEERING WHEEL
Action
Replace
Replace gear assembly
Repair or replace
Repair or replace

POWER STEERING SYSTEM 6A-3
Checks
Loosened Steering Gearbox Mounting Bolt
Faulty Steering Gear
Steering Column Linterference
Loosened Steering Linkage
Damaged or Loosened Oil Pump Drive Belt
Loosened Oil Pump Bracket
Loosened Oil Pump Mounting Bolt
Air-in System
Faulty Oil PumpChecks
Damaged Steering Linkage
Loosened Steering Gearbox Mounting Bolt
Damaged or Binding Steering Ball Joint
Worn or Damaged Front Wheel Bearing
Damaged Wheel or Tire
Faulty Suspension System
STEERING WHEEL SHIMMY
Action
Replace
Retighten
Replace
Replace
Repair or replace
Repair or replace
ABNORMAL NOISE FROM STEERING SYSTEM
Action
Retighten
Replace gear assembly
Replace
Retighten
Adjust or replace
Retighten
Retighten
Bleed
Replace

6A-4 POWER STEERING SYSTEM
1 Steering Wheel
2 Steering Column Shaft
3 Steering Gear Box
4 End Ass'y - Tie Rod
COMPONENT LOCATOR
STEERING SYSTEM
5 Lower Shaft
6 Oil Reservoir
7 Oil Pump
8 Steering Knuckle

POWER STEERING SYSTEM 6A-5
MAINTENANCE AND REPAIR
ON-VEHICLE SERVICE
INSPECTION
Steering Wheel Freeplay Inspection Procedure
1. Start the engine and set the wheels in straight ahead position.
2. Slightly move the steering wheel to the left and right and
measure steering wheel free play when the front wheel is
start to move.
Notice
If exceeds specification, the steering column shaft
connections and steering linkage .clearance. Replace or
repair if necessary.
Steering Angle Inspection Procedure
1. Place the front wheel on a measuring tool.
2. Rotate steering wheel all the way right and left and measure
steering angle
Notice
If out of standard, check or adjust toe-in.
Standard33°37'
31°50'Inner
Outer
Steering Effort Inspection Procedure
1 Place a vehicle on the paved flat ground with front wheels
in a straight ahead position.
2 Start the engine and run it at 1,000rpm.
3 Using a scale, measure the steering effort in both directions.
Notice
The difference in steering effort of left and right should be
within 0.6 kg.
StandardMax. 3.0kg
StandardMax. 30mm

6A-6 POWER STEERING SYSTEM
OIL PUMP PRESSURE CHECK
Oil Pump Pressure Check
1. Disconnect the pressure hose from the oil pump connect a
pressure gauge between the oil pump and pressure hose
2. Bleed the system . Start the engine and turn the steering
wheel form lock several times until oil temperature is up to
50°C
3. Run the engine at 1,000 rpm.
4. Close the pressure gauge valve and check oil pressure.
Notice
Do not keep the valve closed for more than 10 seconds.
5. Remove the pressure gauge and connect the pressure
hose.
6. Do bleeding procedure.
BLEEDING OF POWER STEERING
SYSTEM
Bleeding of Power Steering System
1. Disconnect the fuel line. Using a starter motor, crank the
engine and turn the steering wheel from lock to lock 5 or 6
times.
Notice
Do bleeding with engine cranking. If bleed with idling, there
can be a air contact with oil.
2. Connect the fuel feed line and start the engine at idle speed.
3. Turn the steering wheel from lock to lock until there is no
more air in oil reservoir.
4. Connect the oil level is within specification.
5. By turning the steering wheel left to right, check the oil level
change.
Notice
lIf oil is not changes more than 5mm, do bleeding again.
lIf oil level rises suddenly when stopped engine, again.
Relief Pressure75 - 82 kg/cm2

POWER STEERING SYSTEM 6A-7
STEERING GEAR BOX
1 Bolt.......................................................30-40Nm
2 Spring Washer
3 Lower Shaft
4 Pressure Hose......................................12-18Nm
5 Return Pipe..........................................12-18Nm
6 Cotter Pin7 Slotted Nut............................................35-45Nm
8 Nut
9 Spring Washer
1 0 Bolt.......................................................35-45Nm
11 Washer
12 Steering Gearbox Assembly

6A-8 POWER STEERING SYSTEM
Tightening Torque 35 - 45 Nm
Removal & Installation Procedure
1. Remove the cotter pin and nut and separate the steering
gear box tie rod from the steering knuckle arm using the
puller.
Installation Notice
2. Remove the bolt and separate the lower sha from the
steering gear box.
Installation Notice
Tightening Torque 30 - 40 Nm
3. Remove the oil pipe from the steering gear box and drain
the oil.
Installation Notice
4. Remove the clamp bolts and remove the steering gear box
assembly.
Installation Notice
Tightening Torque 12 - 18 Nm
Notice
lBe careful not to damage the rubber(1).
lWhen installing tighten the bolt (3) with the rubber
(2)being inserted to the hole of clamp.
5. Bleed the air from system.
6. Check the toe-in.
Tightening Torque 70 - 90 Nm Tighten the bolt toward threadless side of lower shaft
coupling.

POWER STEERING SYSTEM 6A-9
Inspection Procedure
1. Check the distance of tie rod and toe-in data and, if
necessary, adjust as below.
2. Adjustment
lUnscrew the adjuster nut (1) and adjust the distance by
turning the rod (2) counterclockwise.
Distance of Tie Rod152mm
Toe-in 0 - 4 mm
Tightening Torque 65 - 80Nm
lCheck the toe-in date (A~B)
lIf the ton-in is normal, tighten the adjuster nut (1) to the
specified toque with tie rod (2) being fixed.
Tightening

SECTION 6E
STEERING WHEEL AND COLUMN
TABLE OF CONTENTS
Specification . . . . . . . . . . . . . . . . . . . . . . . . 6E-1
Fastener Tightening Specifications . . . . . . . . . 6E-1
Maintenance and Repair . . . . . . . . . . . . . . . 6E-2
SPECIFICATIONS
FASTENER TIGHTENING SPECIFICATIONS
Application
Steering Wheel Mounting Nut
Steering Lower Shaft Bolt
Steering Column Shaft Bolt
Steering Column Mounting BoltNlm
50 - 80
30 - 40
9 - 14
15 - 20
On-Vehicle Service . . . . . . . . . . . . . . . . . . . . . . 6E-2
Steering Column . . . . . . . . . . . . . . . . . . . . . . . 6E-2