Removing and Installing

REMOVAL:



- Remove ground lead from connection in trunk.

CAUTION: Fault memories in control units are cancelled: if necessary, interrogate first.




- Draw off fuel with scavenging pump as far as possible at the filler neck.

CAUTION: Conform to safety regulations as well as national legislation. Use suitable suction hose and twist slightly when inserting and when removing.




- Remove left and right rear seats.
- Unfasten screws.
- Remove left and right cover.




- Disconnect return hose with special tool 13 3 010 and remove return line (6). Connect up fuel scavenging unit, open clamp and drain left half of tank.

CAUTION: Conform to safety regulations as well as national legislation. Use suitable suction hose.




- Remove connector for left swing-arm sender unit.

Swing-arm sender unit connection (left side of tank):

Image Legend:
1 = Sender (black)
2 = Sender (yellow)




- Remove connector for fuel pumps (1).
- Remove connector for right swing-arm sender unit (2).

Pin allocation of fuel pump::

Image Legend:
1 = Fuel pump 1 (gray, cylinder bank 1..6)
2 = Fuel pump 2 (purple, cylinder bank 7...12)
3 = Ground - (brown)




- Remove complete exhaust system.
- Remove left and right Bowden cable on handbrake.




- Remove complete propeller shaft. Unfasten nuts and remove heat shield.




- Remove filler hose (1).
- Remove filler vent hose (2) and service venting hose (3).




- Disconnect fuel hoses with special tool 13 3 010 and remove feed lines.




- Remove suction hose from return line (6).




- Withdraw cable guides from clamps.




- Unscrew nuts.
- Disconnect retaining tapes.
- Lower fuel tank.

INSTALLATION:



- Check hard rubber mounts and cement or replace if necessary. Note tightening torque.

NOTE:
- Always use new hose clips.
- Check fuel hoses for condition and leakage, replacing if necessary.




- When replacing the tightening straps or replacing the fuel tank, it may be necessary to install rubber mounts (1) on the left and right tightening straps or washers (2) in the center of the tightening strap.




- The fuel tank should be installed without any excess tension but also without any clearance (tight but not too tight).




- If there is a gap of more than 3 mm between the underside of the tank and the left/right tightening strap cement damping strips to points (1).




- If the gap between screw face on the body and the angle on the center tightening strap is larger than 1 mm, compensate this with one or two washers at point (2).