Checking And Adjusting Valve Clearances; (Inspections I, Ii And Iii); Checking Valve Clearances; Preparatory Work - BMW F 650 GS Repair Manual

Checking and adjusting
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valve clearances

(Inspections I, II and III)

Checking valve clearances

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Preparatory work

– Remove left, right and centre covers.
– Remove the battery.
Removing the intake air silencer together with
the intake air pipe
•
Remove the fastener for the intake air silencer
from the oil tank.
•
Remove the fasteners for the intake air silencer
from the retainer.
•
Remove the starter relay from the holder.
•
Slacken the fasteners for the lid of the electronic
equipment box.
•
Remove the fasteners for the battery tray.
•
Disengage the clamp securing the breather hose
and disconnect the hose from the intake air si-
lencer.
•
Press the oil tank slightly to the left and carefully
disconnect the intake air silencer from the throt-
tle flap stub.
•
Pull the intake air silencer with intake air pipe and
battery carrier to the rear to remove.
•
Cover/seal the throttle flap stub.

Exposing the radiator

L
Note:
When temporarily securing the expansion tank,
make sure that the cap is above the level of the cool-
ant.
•
Disconnect the expansion tank from the radiator,
pull it to one side and temporarily secure it to the
handlebar with a cable tie or similar.
•
Unclip the MoDiTeC plug from its holder.
•
Disconnect plug for fan.
•
Disengage the clips at top and bottom and re-
move the fan.
•
Protect the interior of the radiator with cardboard
or similar.

Exposing cylinder head

2
1
•
Disconnect ignition coil at plug (2).
•
Pull spark plug connector off spark plug.
•
Remove screws securing ignition coil (1) to cylin-
der head cover.
•
Disengage throttle cable from adapter (arrow).
•
Remove circlip (6) from throttle-cable holder and
disengage throttle cable.
•
Disengage cover (4) from the anchorages on
main frame on each side and remove.
•
Remove spark plug.
•
Use pliers, BMW No. 17 5 500, to release hose
clip (5) and disconnect cylinder-head breather
hose (7).
L
Note:
Note the position of the two anchorages for ignition
coil (1) on the cylinder-head cover.
•
Remove 8 fasteners (3) and remove the cylinder-
head cover with gasket.

Turning crankshaft to TDC position

•
Remove the central threaded plug in the magnet-
ic housing.
•
Use an Allen key to turn the crankshaft clockwise
to the TDC position.
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3
4
5
6
7
E000030
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