Removal and Installation

Air Spring

Removal

WARNING: Do not remove an air spring under any circumstances when there is pressure in the air spring Do not remove any components supporting an air spring without either exhausting the air or providing support for the air spring to prevent vehicle damage or personal injury.

WARNING: Disconnecting an air line that is connected to the air compressor can cause personal injury or damage to components as high pressure Or is vented uncontrolled.

1. WARNING:
^ Do not attempt to install or inflate any rear air spring that has become unfolded to prevent vehicle damage or personal injury.
^ Failure to observe the following procedures may result in a sudden failure of the air spring or suspension system.
^ Any rear spring, which is unfolded must be refolded prior to being installed in a vehicle.
^ The air spring refolding procedure should only be used for an air spring, which has never supported the vehicle's weight while in the improperly folded position.
^ Improperly folded air springs found on vehicles during Redelivery inspection or after use must be replaced.
^ Do not attempt to inflate any air spring, which has been collapsed while uninflated from the rebound hanging petition to the jounce stop.
^ When installing a new air spring, care must be taken not to apply a load to the suspension until springs hare been inflated using the air spring fill procedure.
^ After inflating an air spring in hanging position, it must be inspected for proper shape.

NOTE: The vehicle must be positioned on a suitable lifting device prior to deflating the air suspension system.

Deflate the air suspension system.

2. WARNING: Before performing maintenance on any air suspension components, disconnect the power to the system by turning off the air suspension switch located on the LH side of the luggage compartment to prevent vehicle damage or personal injury.

Turn the air suspension switch off.
3. Raise and support the vehicle.





4. Remove the rear air spring retainer.





5. Lift the bottom of the air spring off the rear axle.





6. Remove the air spring.
1 Disconnect the electrical connector.
2 Push on the red air line retaining ring and disconnect the air line.
3 Remove the air spring.

Installation





1. CAUTION: To avoid damage to the air spring, do not allow suspension to compress before the spring is inflated.
Install the air spring.
1 Position the air spring assembly in the frame seat.
2 Install the spring retainer clip.





2. Seat the bottom of the air spring on the rear axle.





3. NOTE: When installing the air lines, make sure the white air line is fully inserted into the fitting for correct installation.

Connect the air spring solenoid valve.
1 Connect the electrical connector.
2 Connect the air line.
3 Make sure air spring is in the proper shape with no folds or creases.
4. Refill the air springs.