Content .. 15 16 17 18 ..

BMW AG Motorcycle (F 650 GS). Manual - part 17

13.4

13.5

13 61 010

Removing and installing

BMS control unit

–

Remove seat.

•

Unhook the retaining strap and remove the con-
trol unit.

•

Pull the red locking grip forward and at the same
time pull the connector up and off the control
unit.

•

When reinstalling, push the connector with
grooves onto the pins (arrows) on the control unit
and close the locking mechanism.

13 72 120

Removing and installing

intake air pipe

–

Remove right cover.

•

Disconnect the plug for the air temperature sen-
sor.

•

Remove the connecting flange from the intake air
silencer.

•

Remove the intake air pipe.

•

If necessary, remove the air temperature sensor.

•

Installation is the reverse of the removal proce-
dure: pay particular attention to the following.

•

Slide the pin on the intake air pipe into the rubber
grommet (arrow) on the trim-panel mount.

Tightening torques:

Connecting flange .......................................... 5 Nm
Fasteners, cover/
trim panel for turn indicator ............................ 3 Nm

13 62 010

Removing/installing air

temperature sensor

–

Remove right cover.

•

Disconnect the plug for the temperature sensor.

•

Press in the lug (arrow) and remove the temper-
ature sensor from the intake air pipe.

E130010

E130030

E130020

13.6

00 13 630

Replacing air filter element

See Group 00

13 72 130

Removing and installing

intake air silencer

–

Remove left, right and centre covers.

–

Remove the intake air pipe.

•

Disengage the rubber strap holding the battery.

•

Remove the fasteners securing the intake air si-
lencer to oil tank (1) and retainer (2).

•

Press the oil tank slightly to the left until stud (1)
is exposed and carefully disconnect the intake
air silencer from the throttle flap stub.

•

Disconnect breather and drain hoses.

•

Remove air filter element, if necessary.

•

Installation is the reverse of the removal proce-
dure: pay particular attention to the following.

•

Make sure that the intake pipe is correctly seated
on the throttle flap stub.

•

Introduce the fits of intake air silencer (4) with air
filter element (5) and intake air duct (6) into the
grooves in the battery tray (3)/connecting flange.

Tightening torques:

Intake air silencer to retainer .......................... 9 Nm
Intake air silencer to oil tank........................... 9 Nm
Connecting flange .......................................... 5 Nm
Fasteners, cover/
trim panel for turn indicator ............................ 3 Nm

13 71 006

Removing and installing

intake air pipe

–

Remove intake air silencer.

•

Carefully open bead (arrow) and slide the intake
pipe into the intake air silencer.

•

Remove the intake pipe through the aperture for
the air filter element.

•

Installation is the reverse of the removal proce-
dure.

E130040

E130090

E130050

13.7

13 64 165

Removing and installing

injection nozzle

–

Remove left, right and centre covers.

–

Remove the intake air pipe.

•

Remove the fasteners securing the intake air si-
lencer to the oil tank and retainer.

•

Carefully disconnect the intake air silencer from
the throttle flap stub and secure the silencer to
the frame with a cable tie.

•

Disconnect the plug of fuel injector (1).

•

Use a hose clamp, BMW No. 13 3 010, to close
off fuel line (3).

•

Slacken the hose clip securing the fuel line and
disconnect the line from the throttle flap stub.

•

Remove spring clip (2).

•

Remove the fasteners for the fuel-injector
holder (arrows).

•

Remove the fuel-injector holder complete with
fuel injector.

•

Disconnect the fuel injector from the fuel-injector
holder.

•

Installation is the reverse of the removal proce-
dure: pay particular attention to the following.

Note:

Fit new O-rings when reinstalling a used fuel injec-
tor.

•

Grease O-rings lightly.

•

Install the fuel injector in the fuel-injector holder
with the lug on the injector (arrow) in the groove
in the holder.

13 54 020

Removing and installing

throttle valve actuator

–

Remove left, right and centre covers.

–

Remove the intake air pipe.

–

Remove intake air silencer.

•

Disconnect plug of throttle-valve actuator (4).

•

Remove the fasteners securing the throttle-valve
actuator (arrow).

•

Remove the throttle vale actuator.

•

Check the O-ring for damage.

•

Clean the threads.

•

Installation is the reverse of the removal proce-
dure: pay particular attention to the following.

•

Coat threads of fasteners with Loctite 243.

Tightening torque:

Throttle-valve actuator to throttle flap stub
(clean threads + Loctite 243) .......................... 5 Nm

E130060

E130080

E130060

13.8

13 63 005

Replacing throttle-valve

potentiometer

–

Remove left, right and centre covers.

–

Remove the intake air pipe.

•

Remove the fasteners securing the intake air si-
lencer to the oil tank and retainer.

•

Carefully disconnect the intake air silencer from
the throttle flap stub and secure the silencer to
the frame with a cable tie.

•

Disconnect plug of throttle-valve
potentiometer (1).

•

Remove the fasteners (arrow).

•

Remove the throttle-valve potentiometer.

•

Installation is the reverse of the removal proce-
dure.

Note:

It is not necessary to adjust the throttle-valve poten-
tiometer after installation (self-teaching system).

Tightening torque:

Throttle-valve potentiometer to
throttle flap stub ............................................. 3 Nm

13 54 017

Removing and installing

throttle-valve stub pipe

–

Remove left, right and centre covers.

–

Remove the intake air pipe.

•

Remove the fasteners securing the intake air si-
lencer to the oil tank and retainer.

•

Carefully disconnect the intake air silencer from
the throttle flap stub and secure the silencer to
the frame with a cable tie.

•

Remove circlip securing throttle cable to throttle
flap stub and disengage the throttle cable from
the guide.

•

Disengage throttle cable from adapter.

•

Disconnect the plugs for fuel injector (2), throttle-
valve potentiometer (4) and throttle-valve
actuator (3).

•

Use a hose clamp, BMW No. 13 3 010, to close
off fuel line (5).

•

Slacken the hose clip securing the fuel line and
disconnect the line from the throttle flap stub.

•

Slacken hose clip (arrow) on the intake pipe.

•

Pull the throttle flap stub off the intake pipe.

•

If necessary, remove fuel-injector holder and fuel
injector.

E130060

13.9

•

Installation is the reverse of the removal proce-
dure.

Tightening torques:

Intake air silencer to retainer .......................... 9 Nm
Intake air silencer to oil tank ........................... 9 Nm
Connecting flange .......................................... 5 Nm
Fasteners, cover/
trim panel for turn indicator ............................ 3 Nm

13 71 000

Removing and installing

intake pipe

–

Removing throttle stub pipe

•

Release the two fasteners securing the intake
pipe to the cylinder head and remove the intake
pipe.

•

Remember to clean the sealing faces before re-
installing.

Tightening torques:

Air intake pipe to cylinder head .................... 21 Nm
Intake air silencer to retainer .......................... 9 Nm
Intake air silencer to oil tank ........................... 9 Nm
Connecting flange .......................................... 5 Nm
Fasteners, cover/
trim panel for turn indicator ............................ 3 Nm

13 60 505

Checking fuel pressure

Warning:

Comply with safety precautions when handling or
working with fuel; note that the fuel lines are pressu-
rised.

–

Remove seat.

•

Connect a test pressure gauge,
BMW No. 16 1 500, between fuel feed line and
tank outlet.

•

Start engine and allow to idle.

Fuel pressure:
Specification .................. 3.5±0.2 bar (49.8±2.8 psi)

Note:

If fuel pressure is lower or higher than specification,
check the fuel pump, fuel filter, pressure regulator
and lines.

E130110

16 1 500

13.10

Removing and installing fuel hoses

Warning:

Comply with safety precautions when handling or
working with fuel; note that the fuel lines are pressu-
rised.

Removing and installing feed and
return lines

–

Remove seat.

–

Remove left cover.

•

Remove the BMS control unit from the holder.

•

Disengage the oil tank.

•

Remove the fastener securing the fuel filter (1) to
the frame bow.

•

Slacken hose clamps.

Warning:

Fuel escapes when the hoses are disconnected.

•

Disconnect fuel feed line (2) and fuel return
line (3).

•

Installation is the reverse of the removal proce-
dure: pay particular attention to the following.

Caution:

Note the installed positions of fuel feed line (2) and
fuel return line (3).

•

Secure hose clips (2, 3) with pliers,
BMW No. 13 1 500.

13 31 135

Removing and installing line to

fuel injector

–

Remove seat.

–

Remove left, right and centre covers.

•

Use a hose clamp, BMW No. 13 3 010, to close
off the fuel feed line.

•

Open hose clips (4, 5).

•

Disconnect the fuel line.

•

Installation is the reverse of the removal proce-
dure: pay particular attention to the following.

•

Secure hose clip (5) with pliers,
BMW No. 13 1 500.

32 72 305

Removing and installing

throttle cable

See Group 32

E130101

E130120

16.1

Contents

Page

Technical Data

............................................................................................................................... 3

Removing and installing fuel tank

.......................................................................................5

Removing fuel tank

.........................................................................................................................5

Installing fuel tank

...........................................................................................................................7

Removing and installing fuel filler cap

.............................................................................7

Removing and installing roll-over valve

...........................................................................8

Replacing fuel filter

.....................................................................................................................8

See Group 00 ......................................................................................................................................8

Removing and installing fuel pump

....................................................................................8

Removing and installing fuel pump

.........................................................................................9

Removing and installing fuel strainer ...................................................................................................9

Removing and installing warning-contact switch for fuel level

...................................9

Removing and installing fuel-evaporation control valve

......................................10

[USA version] ...................................................................................................................................10

Removing and installing activated charcoal filter

....................................................10

[USA version] ....................................................................................................................................10

16 Fuel tank and lines

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