Caution: Note safety precautions; the fuel lines are pressurised.
- Remove fuel tank.
- Remove left and right sections of engine spoiler.
- [Right]. Remove the air intake pipe.
- Remove left and right skirt brackets.
Note: Remove the left and right radiators if the main frame has to be removed:
- Remove the air outlet ducts from the right-hand and left-hand radiators.
- Press right and left radiators, complete with fans, forward out of their holders.
- Remove right and left radiator holders.
![](https://motoinstruction.ru/img/bmw/21/127546.jpg)
- Disconnect crankcase breather at hose connection (arrow).
- Remove fuel injection rail.
Note: The following work is necessary if the main frame is to be removed:
- Disconnect throttle cables from handlebar fitting.
- Disconnect Bowden cable for cruise control system from throttle-valve rail.
- Disconnect lines at fuel rail and throttle-valve rail.
- Remove throttle-valve rail complete with intake air silencer.
- Attach hoist, BMW No. 001510, to oil sump.
![](https://motoinstruction.ru/img/bmw/21/127547.jpg)
Note: The threads for securing the engine cross-member on the right-hand side of the engine are in the crankcase.
- When removing and installing the engine crossmember, counter-hold the nut (5) on the left.
- Release fasteners (2, 3, 4) and remove engine cross-member (1).
- Installation is the reverse of the removal procedure: pay particular attention to the following.
- Begin by loosely inserting all fasteners (2, 3, 4) on left and right and then tighten fully.
Tightening torques:
- Cross-member, left/right, to frame — 74 Nm
- Cross-member, left/right, to engine — 41 Nm
- Radiator holder to frame/cross-member M 6 — 10 Nm
- Radiator holder to fairing bracket M 8 — 21 Nm