BMW Motorcycle (R1100RT, R1100RS, R850/1100GS, R850/1100R). Manual - part 50

51.2

51.3

51

Removing and installing ignition 
switch/steering lock

•

Remove fork bridge.

•

With a 4 mm (0.157 in) dia. drill bit, drill about
5 mm (0.1969 in) deep into serrated screw (1).

•

Use an 8 mm (0.3149 in) dia. drill bit to drill away 
the screw head.

•

Pull out the ignition switch/steering lock.

•

Unscrew and remove stud bolt with stud bolt 
extractor.

•

Install steering lock with serrated-screw socket 
wrench insert, BMW No. 51 0 510.

X

 Tightening torque:

Serrated screws
(thread cleaned + Loctite 270)...................... 15 Nm

Removing and installing ignition/light 
switch

•

Remove socket head cap screw (2).

Removing and installing lock barrel

•

Key in ON position/press in keeper (1) with a stiff 
wire or similar.

•

Pull out lock barrel with key.

•

Lubricate the new lock barrel with 
Shell Retinax A.

•

Insert the lock barrel with the key in the ON posi-
tion.

•

Press lock barrel down until keeper engages.

Drilling out lock barrel

•

Use a 4-5 mm ( 0.157 - 0.1969 in) dia. drill bit to 
drill the full length of the lock barrel.

•

Repeat with a drill bit of larger diameter until the 
lock barrel can be removed.

v

270

1

RS510010

2

GS510030

1

GS510020

51.4

Removing and installing lock barrel 
for fuel tank filler cap

L

 Caution:

Prevent screws from falling into fuel tank: 
cover fuel tank filler neck with cloth.

•

Open cap/remove lower part of cap (1). 

•

Insert key in lock barrel and press down on re-
tainer (2).

•

Pull out lock barrel with key.

•

Grease new lock barrel with Shell Retinax A.

•

Install lock barrel with key (at a right angle to 
direction of travel).

•

Install in the reverse order of work.

Drilling out lock barrel

•

Drill out entire length of lock barrel with a  
4-5 mm ( 0.157 - 0.1969 in) dia. twist drill bit.

•

Repeat with a larger diameter drill bit until the 
lock barrel can be removed.

1

2

GS510040

51.5

[RS/RT] Removing and installing 
dualseat lock

Removing and installing lock barrel

•

Press down retainer (arrow) with a piece of wire 
or similar.

•

Pull out lock barrel with key.

•

Lubricate the new lock barrel with 
Shell Retinax A.

•

Insert lock barrel until retainer engages.

[GS] Removing and installing 
dualseat lock

Removing and installing lock barrel

•

Remove luggage rack.

•

Remove dualseat lock.

•

Dismantle key side of dualseat lock (2 screws) 
and open up carefully.

•

Press the locating tongue (arrow) of the lock bar-
rel in the housing and pull the lock barrel out with 
the key.

•

Lubricate the new lock barrel with 
Shell Retinax A.

•

Insert lock barrel until retainer engages.

•

Install in the reverse order of work.

RS510051

GS510060

GS510070

51.6

[R] Removing and installing 
dualseat lock

Removing and installing lock barrel

•

Press down retainer (arrow) with a piece of wire 
or similar.

•

Pull out lock barrel with key.

•

Lubricate the new lock barrel with 
Shell Retinax A.

•

Insert lock barrel until retainer engages.

[GS] Removing and installing helmet 
lock

•

Open retaining bracket.

•

Remove helmet lock.

•

Use screwdriver to lever out inside cover.

•

Remove spring and retaining hook.

•

Press retaining lug on lock barrel down into 
housing and remove lock barrel with key.

•

Lubricate the new lock barrel with 
Shell Retinax A.

•

Insert lock barrel until retainer engages.

•

Install in the reverse order of work.

[RT] Removing and installing stor-
age compartment lock

•

Press in safety peg (arrow) with a piece of wire or 
similar.

•

Take off the locking section (1).

•

Pull out lock barrel with key.

•

Lubricate the new lock barrel with 
Shell Retinax A.

•

Press the retaining lug into the lock barrel and in-
sert until the detent engages.

•

Press the locking section back on and press in 
the safety peg.

RS510090

GS510080

1

RT510100

52.1

Contents

Page

52

[RT] Dismantling and assembling dualseat 

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

[RS] Dismantling and assembling dualseat 

...................................................................4

[GS/R] Dismantling and assembling dualseat 

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

52 Seat

52.2

52.3

52

[RT] Dismantling and assembling 
dualseat

RS520013