Note: Lower the windscreen if the main frame has to be removed.
- Disconnect negative cable from battery and insulate it.
- Remove left and right fairing side sections.
- Remove left and right battery covers.
- Remove left and right rear footrests.
- Remove the front and rear seats.
- Remove the rear-mounted components.
- Disconnect plugs of rear wiring harness.
- Disconnect fuse boxes from holder for seat latch release.
- Remove handwheel for adjusting spring strut from holder.
- Remove rear brake fluid expansion tank.
- Remove coolant expansion tank.
- Disconnect the aerial cable from the radio control unit.
- Remove the aerial bracket.
- Disconnect the positive terminal from the reverser retaining plate.
- Disconnect the ABS plug from the ABS control unit.
- Remove the fasteners securing the holder for the plug on the left of the rear frame.
- Remove the fastener securing the reverser control unit to the holder.
- Remove the reverser control unit.
- Disconnect plug for wiring harness from holder for reverser control unit.
- Remove holder for reverser control unit.
- Remove wiring harness from rear frame.
- Remove 3 fasteners securing shield for reverser control unit.
- Remove shield for reverser control unit.
- Secure rear frame to workshop crane, BMW # 46 5 640, with straps.
- Remove fasteners securing exhaust to rear frame.
- Remove fastener securing battery tray to rear frame on right.
- Remove fasteners (2) securing rear frame to main frame at bottom.
- Remove protective cap from top fastener for rear frame.
- Remove fasteners (1) securing rear frame to main frame at top.
- Remove rear frame with workshop crane, BMW # 465640.
- Installation is the reverse of the removal procedure: pay particular attention to the following.
Note: The motorcycle's type plate has to be replaced if a new rear frame is fitted.
- Install bottom fastener (2) to locate rear frame and main frame.
- Install top fastener (1) to locate rear frame and main frame.
- Install the wiring harness.
- Locate the coolant expansion tank in position.
- Install holder for reverser control unit.
- Install reverser control unit.
- Route ABS cable below reverser control unit, install 2 Q plug and install ABS plug.
- Install coolant expansion tank.
- Connect positive terminal to holder for reverser control unit.
- Connect ground terminal on rear frame on right.
- Install handwheel for adjusting spring strut.
- Tighten fasteners securing rear frame to main frame.
- Install shield for reverser control unit.
Tightening torques:
- Rear frame to main frame, top — 41 Nm
- Rear frame to main frame, bottom (clean thread + Loctite 243) — 41 Nm
- Rear footrest plate to frame — 21 Nm
- Handwheel to rear frame — 21 Nm
- Aerial holder to frame — 9 Nm