199002756 - 4420D20 REAR SUSPENSION AXLE - REPLACE - INCLUDES R+R, CHECK, PARTS TRANSFER AND BLEEDING - CHECK WHEEL GEOMETRY SEPARATELY

Removing ( Refitting ) - Position the vehicle on a lift.    Op. 7040L22 REAR COVER ON TUNNEL - R.R.1. Loosen the handbrake lever cable adjustment nut.
- Unscrew the brake-clutch fluid reservoir plug and fit the tool.
ToolDescriptionFunctionValidity
2000001400PlugBrake/ clutch system vacuum
    Op. 4450B13 REAR WHEELS (TWO) - R.R
The stages for the components on the left side are described below. Carry out the same operations on the components on the right side.
1. Remove the protective cover.2. Disconnect the parking brake control cable from the attachment on the drum and remove it from the fastenings on the axle.3. Undo the bolt and remove the ABS sensor.4. Position a hydraulic lift under the rear suspension axle by the spring.5. Undo the bolt fixing the shock absorber to the suspension axle.6. Slowly lower the hydraulic lift until the spring is no longer compressed and remove it.
1. Disconnect the rear brake pipe intermediate connector.2. Undo the toothed washer securing the fuel tank heat shield.
- Remove the hydraulic lift.- Prepare the equipment for removing-refitting the rear suspension axle as described below.1. Fit the support (1a) on the column lift (1b).
ToolDescriptionFunctionValidity
2000001700MountSuspension crossmember support
ToolDescriptionFunctionValidity
1870835001Column liftSuspension crossmember support
2. Fit the frame (2a) complete with adapators (2b).
ToolDescriptionFunctionValidity
2000007600ChassisSuspension crossmember support
The adaptors (2b) supplied are galvanized with M10 threads for fitting on the frame.
- If the above hydraulic lift is not available, use a general hydraulic lift plus the adaptor shown in the drawing, which must be made up by the workshop to allow the use of the above frames
(*): Ensure the shank diameter fits the hydraulic lift used. 1. Support the rear suspension axle using the equipment (1a) prepared previously taking care that the adaptors (1b) are positioned in the axle-bodyshell centering openings as illustrated.2. Undo the bolts (2a) securing the rear suspension axle (2b) to the bodyshell and remove it from its housing.
1. Remove the clips (1a), unscrew the connector (1b) and remove the brake pipe (1c).2. Undo the bolt (2a) and remove the axle support (2b).3. Undo the bolts (3a) and remove the wheel hub assembly (3b).
Refitting ( Removing ) - Before refitting the rear suspension axle check that there are no cracks or distortions. If so, replace it.
The stages for the components on the left side are described below. Carry out the same operations on the components on the right side.
- Position the wheel hub assembly on the axle and secure it tightening the bolts to the recommended torque.
ComponentFasteningdia  Value (daNm)Validity
Rear wheel strutBoltM1212.0 ÷ 13.0
1. Place the axle support in position using the bolt (1a) and secure it to the adapator (1b) in the fitting position using the spacer (1c) and the bolt (1d).- Tighten the bolt to the recommended torque.
ComponentFasteningdia  Value (daNm)Validity
Bush fastened to axle supportBoltM1211.7 ÷ 14.3
- Undo the bolt and remove the spacer fitted previously on the adaptor.
- Place the brake pipe in position, connect it to the brake cylinder and secure it to the brackets on the axle using the clips.- Support the rear suspension axle with the equipment used for the removal, place it in position taking care to ensure that the adapators are aligned with the axle-bodyshell centering openings.- Tighten the bolts fixing the rear suspension axle to the bodyshell to the recommended torque.
ComponentFasteningdia  Value (daNm)Validity
Rear suspension axle to bodyBoltM107.2 ÷ 8.8
- Remove the hydraulic lift using the equpiment.- Position a hydraulic lift under the rear suspension axle by the spring.- Place the spring in its housing.- Raise the axle and then tighten the bolt securing the shock absorber to the rear suspension axle to the recommended torque.
ComponentFasteningdia  Value (daNm)Validity
Rear shock absorber - crossmember sideBoltM1211.7 ÷ 14.3
- Slowly lower the hydraulic lift until the spring is no longer compressed.- Remove the hydraulic lift.- Connect the rear brake pipe intermediate connector.- Tighten the toothed washer securing the fuel tank heat shield.- Position the ABS sensor in its housing and secure it using the bolt.- Connect the parking brake control cable to the attachment on the drum.- Fit the protective cover.    Op. 0010T64 BRAKE AND/OR CLUTCH FLUID CHECK LEVEL AND TOP UP AS NECESSARY     Op. 0010T65 HYDRAULIC BRAKE SYSTEM - BLEED AIR     Op. 4450B13 REAR WHEELS (TWO) - R.R     Op. 3380A04 HANDBRAKE - ADJUST TRAVEL     Op. 7040L22 REAR COVER ON TUNNEL - R.R.