Scania Leaf spring suspension. Manual - part 5

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17

Tightening torque

Bolt quality

8.8

10.9

M12

84 Nm

M14

135 Nm

170 Nm

M16

210 Nm

General illustration of front spring

* The thicker bracket should be fitted on the driver's side of the vehicle

Fitting front spring

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Renewing rear spring

Note: When renewing springs on a balance tandem, 
refer to group 12, Work description BT 200, BT201 
and BT 300.

Supporting the frame on stands

Note: The vehicle must be supported on stands so 
that the wheels hang freely when the jack is 
lowered.

Supporting the frame of a vehicle with a single 
rear axle

Supporting the frame of a vehicle 
with a tag axle

1

Raise the tag axle to its upper position.

2

Lift and support the driving axle on stands, so 
that the wheels can be removed.

3

Place stands under the frame.

4

Lower the tag axle so that the frame is resting 
on the stands and the yoke is relieved from the 
balance arm.

Supporting the frame of a vehicle with a tag axle

Renewing rear spring

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Removing rear spring

!

WARNING!

- The axle should be supported with a jack 
at all times when removing/fitting springs. 
Axle stand must also be used if the wheel 
has been removed

- Risk of crush injuries

IMPORTANT! Loosen the clamp bolt nuts 
approximately 15 mm, lower the axle so that the 
spring is relieved of tension. On vehicles with a tag 
axle, raise the tag axle so that the spring is relieved 
of tension from the driving axle.

•

If the spring bolt does not come loose from the 
spring bushing, refer to "Removing spring bolt 
and spring bushing as one unit".

•

Note the position of any adjusting wedges and 
spacers, if fitted.

1

Clamp bolt nuts

2

Axle

3

Helper spring

4

Clamp bolts

5

Spring bolts

Rear spring

Removing rear spring

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Fitting rear spring

!

WARNING!

- The axle should be supported with a 
jack at all times when removing/fitting 
springs. Axle stand must also be used if 
the wheel has been removed

- Risk of crush injuries

IMPORTANT! Torque tighten the clamp bolt 
nuts according to the order shown in the 
illustration. Tightening to the highest torque 
should be carried out with the clamp bolts 
relieved of tension.

•

Renew the springs one side at a time.

•

Fit the clamp screws so that they will not 
collide with items mounted on the frame.

•

The eye on the second leaf should always 
face the front of the vehicle.

•

Ensure that the new O-rings are not 
damaged during fitting.

•

Lock the heads of the front and rear spring 
bolts using the longer clamp bolts and use 
socket 87 204 or 588 153 to adjust the 
distance between the leaf spring eye and 
the spring bracket.

•

Carry out fitting in the order shown in the 
illustration.

Fitting rear spring