Spring Hanger Bracket Insulator Replacement

Spring Hanger Bracket Insulator Replacement

Removal Procedure

1. Block the wheels of all of the axles.
2. Support the frame using frame stands.
3. Support the axles using jack stands.
4. Drain the air pressure from the air springs.




5. Remove the following components:

* The rebound bolt (4)
* The locknut (1)
* The washers
* The spacer tube (2)
* The rebound roller (3)

Important: The torque rods may remain in place.


6. Apply an upward force on the cross tube or lower air spring brackets using a jack or a pry bar. The tips of the main support beams will drop away from the cam surface of the spring hanger brackets.




7. Remove the following components:

* The insulator fasteners (1, 2, 5, 6)
* The reinforcement plates
* The insulator pads (3)

Installation Procedure




1. Place a new insulator pad on the spring hanger (4).

Notice: Refer to Fastener Notice .

2. Place the retainer plate over the insulator pad.

Tighten the 10 mm (0.375 in) hex head self- tapping screws to 34 Nm (25 lb ft).

3. Release the jack or pry bar on the cross tube or on the lower air spring brackets. Allow the main support beams to come up to the new insulator pads.




4. Install the following components:

* The rebound rollers (3)
* The spacers (2)
* The rebound bolts (4)
* The washers
* The locknuts (1)

Tighten the rebound bolt locknuts to 82 Nm (61 lb ft).

5. Remove the jack stands.
6. Unblock the wheels.