Motorcycle BMW R1150RT. Manual - part 16

 

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Motorcycle BMW R1150RT. Manual - part 16

 

 

00.60 

Turn the adjusting screws to adjust the play of 
the cables for the left and right throttle valves.

Throttle cable free travel:

....................................... approx. 2 mm (0.0787 in)

Connect hose of BMW Synchro to vacuum 
adapter and connect cables to BMW MoDiTeC.

Start the engine.

e

 Attention:

Do not allow the engine to idle for longer than is nec-
essary, because the trim panels near the exhaust 
could be damaged.

Adjust idle speed by turning the air bypass 
screws while checking that the carburettors are 
balanced.

Idle speed: ........................................ 1,100 

±50 rpm

L

 Note:

Make sure that both throttle valves are closed.

e

 Attention:

Do not tamper with the sealed stop screws of the 
throttle valves, as otherwise the idle-speed volume 
flow will have to be reset by the manufacturer.

Carefully turn the adjusting screw of the left throt-
tle valve and reduce play until the reading of the 
Synchro tester changes.

Turn the adjusting screw very slightly in the op-
posite direction until the reading returns to its 
original value.

Tighten the locknut to secure.

L

 Note:

Make sure that the reading does not change when 
you tighten the locknut.
Adjust throttle cable play at throttle valve so that no 
play is perceptible, but the throttle valve reliably 
contacts the stop screw (no strain on cable).

Adjust the right throttle valve in the same way.

L

 Note:

Zero play can cause the throttle valves to rattle.

Use the adjusting screws (arrow) to adjust play of 
the throttle cables.

Play of throttle cable:

.....................................approx. 0.5 mm (0.0197 in)

Push the rubber cap into position over the ad-
justing screw.

S000100

R22000320

 00.61

Use the adjusting screw (arrow) to adjust play of 
the choke cable to zero.

Push the rubber cap into position over the ad-
justing screw.

Move the handlebars all the way from left to right 
and check the settings. Make sure that engine 
speed does not vary when the handlebars are 
moved in this way.

Repeatedly open the throttle gradually and in-
crease engine speed from idle to approximately 
n = 2,500 rpm to check throttle-valve synchroni-
sation. (Readings shown by Synchro tester must 
increase and decrease together). If necessary, 
correct by turning the adjusting screws of the 
throttle-valve Bowden cable.

L

 Note:

Make sure that when the throttle grip is released 
both throttle valves return to their fully closed posi-
tions.

Tighten the locknuts and recheck carburettor 
balance.

Seal off the vacuum bores.

Assembly is the reverse of the disassembly 
procedure.

Final inspection with road safety 
and functional check

(Inspections I, II, III and IV)

Road safety check

Check wheels and tyres.

Check/correct tyre pressures.

Wait at least 10 minutes after heating the engine 
to operating temperature in the trial run/road test 
before checking/correcting engine oil level.

Tyre pressures:
one-up ................................. front 2.2 bar (31.9 psi)

........................................... rear 2.5 bar (36.26 psi)

two-up ............................... front 2.5 bar (36.26 psi)

........................................... rear 2.9 bar (42.06 psi)

two-up + luggage ............... front 2.5 bar (36.26 psi)

........................................... rear 2.9 bar (42.06 psi)

Roadworthiness check

Lights

Telltale/warning lights

Horn

Instruments

Special equipment

Clutch

Gear shift

Steering

Footbrake and handbrake, Integral ABS

If necessary, take the motorcycle for a test ride.

R22000330

11.1

Contents

Page

11

Technical Data

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

Cutaway drawing of engine 

.................................................................................................. 13

Lubricating-oil circuit 

............................................................................................................... 14

Cooling-oil circuit 

....................................................................................................................... 15

Removing and installing engine 

......................................................................................... 16

Removing engine 

.......................................................................................................................... 16

Installing auxiliary frame (raising frame unit clear of engine)  ............................................................... 18
Removing auxiliary frame (lowering frame unit onto engine)  ............................................................... 19

Disassembling and reassembling engine 

.....................................................................20

Disassembling engine 

................................................................................................................20

Removing cylinder head cover 

................................................................................................21

Locking the engine at TDC 

.......................................................................................................22

Firing TDC  .........................................................................................................................................22

Removing and installing chain tensioner 

............................................................................23

Work instructions, timing-chain tensioner  ..........................................................................................23

Removing and installing valve gear carrier 

........................................................................24

Disassembling and assembling valve gear carrier 

.........................................................25

Removing cylinder head 

............................................................................................................27

Disassembling, checking, repairing and reassembling cylinder head 

..................28

Removing and installing valves  ..........................................................................................................28
Removing valve stem seals ................................................................................................................28
Checking valves for wear ...................................................................................................................29
Remachining valve seat  .....................................................................................................................29
Checking and repairing cylinder head  ...............................................................................................29
Checking valve guide for wear  ...........................................................................................................29
Replacing valve guides ......................................................................................................................30
Installing valve and valve stem seal ....................................................................................................31

Removing cylinder 

........................................................................................................................32

Removing and disassembling piston assembly 

..............................................................32

Checking pistons and cylinders 

.............................................................................................33

Assembling pistons 

.....................................................................................................................33

Removing and installing conrods 

..........................................................................................34

11 Motor

11.2

Contents

Page

Removing and installing alternator mount cover with engine installed 

.................35

Removing alternator mount cover  

........................................................................................36

Replacing radial shaft seal in alternator mount cover 

..................................................36

Removing auxiliary shaft drive 

.................................................................................................37

Removing oil pump 

......................................................................................................................38

Removing radial shaft seal on crankshaft with engine installed 

...............................39

Disassembling crankcase 

.........................................................................................................40

Removing crankshaft, auxiliary shaft and timing chain tensioning and
slide rails 

...........................................................................................................................................42

Removing and installing oil intake strainers 

......................................................................43

Replacing oil level sight glass 

.................................................................................................43

Removing and installing oil thermostat 

...............................................................................43

Removing conrods 

.......................................................................................................................43

Checking conrods 

........................................................................................................................43

Measuring main bearing play 

..................................................................................................44

Measuring radial bearing play ............................................................................................................44
Installing main bearing .......................................................................................................................45
Measuring axial bearing play  .............................................................................................................45

Measuring big end bearing play 

.............................................................................................46

Assembling engine 

....................................................................................................................47

Installing conrods 

..........................................................................................................................47

Installing crankshaft 

.....................................................................................................................48

Installing timing chain tensioning and slide rails 

.............................................................48

Installing auxiliary shaft/timing chains 

.................................................................................48

Assembling engine block 

..........................................................................................................49

Installing radial shaft seals on crankshaft 

..........................................................................51

Installing the crankshaft-end radial shaft seal  ....................................................................................52
Installing the clutch-end radial shaft seal  ...........................................................................................52

Installing clutch housing 

............................................................................................................53

Installing oil pump 

.........................................................................................................................54

Installing auxiliary shaft drive 

...................................................................................................55

Installing piston 

..............................................................................................................................56

 

 

 

 

 

 

 

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