All rights reserved. Not to be reprinted, translated or duplicated either wholly or in part without prior written
permission.
Errors and omissions excepted; subject to technical amendment.
Printed in Germany 06/01
Page 3
Introduction
This Repair Manual will help you to perform all the main maintenance and repair work correctly and efficiently. If it is consulted regularly by workshop personnel it will form a useful addition to the theoretical and
practical knowledge acquired at the BMW Training Centre. It is a contribution toward achieving even higher
Service quality.
A new issue of this repair manual will be published if amendments or additions (supplements) are needed.
All information in both text and illustrations refers to motorcycles in standard condition or with genuine
BMW accessories installed, and not to motorcycles which have been modified in any way to depart from
the manufacturer’s specification.
The Repair Manual is structured in the logical sequence of the work to be performed: Removal, Disas-
•
sembling, Repair, Assembly, Installation.
The entire contents are divided into individual chapters, corresponding to the Construction Groups.
•
11 . 10
ChapterPage number within chapter
If a reference is needed to a different page or chapter, an arrow symbol is shown followed by the chapter
and page numbers, e. g. (
Work to be performed during an Inspection is described in Group “00”. The various inspection routines
•
are numbered I, II, III and IV. This numbering is repeated in the work descriptions which follow, so that
work can take place without interruption.
a 12.5).
Use of the BMW special tools needed for certain tasks is described in the work instructions.
•
If the need arises, repair instructions are also issued in the form of Service Information. This information is
of course incorporated into the next issue of the Repair Manual. We also recommend, as an additional
source of information, the Electronic Parts Catalogue (ETK), which contains clear and easy-to-follow illustrations.
If the work described here is restricted to a particular equipment specification, for instance if a specific optional extra (OE) is fitted, this is stated in square brackets at the start of the item concerned, e.g. [Heated handlebar grips].
Please refer to the following pages as well for a description of other symbols used and how to work with
them.
BMW Motorrad
After Sales
Issued byBMW Motorrad
After Sales
UX-VS-2
D-80788 München
All rights reserved. Not to be reprinted, translated or duplicated either wholly or in part without prior written
permission.
Errors and omissions excepted; subject to technical amendment.
Produced in Germany
Page 4
Use
Each chapter starts with the list of contents.
The list of contents is followed by the technical data table.
Key to symbols
In this Repair Manual for the F 650 CS model, the following symbols are used; their meanings are explained
in the table.
Special instructions aimed at improving the work procedures
L Note:
Special information on operating and inspecting the motorcycle as well as maintenance and adjustment
procedures.
e Attention:
Instructions and precautions specifically intended to prevent damage to the motorcycle. Failure to comply
with them could invalidate the warranty.
d Warning:
This symbol stands for precautions and measures which are essential in order to protect the rider or other
persons from possibly severe or fatal injury.
Contents
The titles of the tasks described in this chapter............. complete with page numbers
Activities
Activities
•
The bullet symbol indicates work steps that are described in greater detail under another headline
•
– Preceding activities
– A line indicates work steps that are described in greater detail under another headline or in another
chapter
The term "remove" means that:
the fastener (e.g. screw) must be backed off completely and removed
or
a component (e.g. injection rail) has to be removed to the extent that components behind it (e.g. throttle
valve rail) are rendered accessible
The term "loosen" or "slacken" means that:
the fastener (e.g. screw) must be backed off, but not removed
X Tightening torque:
Values are stated if they differ from DIN EN 24 014 or DIN 912 ISO industrial standards.
Page 5
BMW Motorrad
Maintenance schedule
F 650 CS
CustomerLicence No.Mileage
Job Order No.DateMechanic’s signature
Read the fault code memory with the BMW MoDiTeC
Change the engine oil [engine only] while at regular operating temperature
and replace the oil filter element
Change the engine oil [engine and oil tank] while at regular operating temperature
and replace the oil filter element
if motorcycle is used only for short journeys or at outside temperatures below 0°C (32°F): every
3 months or at the latest after 3,000 km (1,800 miles)
Clean oil strainer in frame
once only at 10,000 km/6,000 miles
Check the coolant and restore to correct level if necessary
Grease rubber grommets for cover insert
Replace the coolant
every 2 years
Check valve clearances, adjust if necessary
Replace the spark plug
Drain the outlet hose from the air filter box
Replace intake air filter
If motorcycle is operated in very dirty or dusty conditions, clean or replace the intake air filter every
10,000 km (6,000 miles); check every 3,000 km (1,800 miles)
Replace fuel filter
every 40,000 km (24,000 miles)
Check clutch play, adjust if necessary
Examine brake pads and discs for wear, replace if necessary
Check front/rear circuit brake fluid
Check for operation of brake system and freedom from leaks; repair/replace if necessary
Renew brake fluid at least once a year
[ABS] Replace the primary front/rear brake master cylinder cup
every 40,000 km (24,000 miles)
Replace toothed belt
Check toothed belt and sprocket, replace if necessary
Check belt tension, adjust if necessary
Check battery acid level, add distilled water if necessary
Clean and grease the battery terminals, if necessary
Check steering head bearings and adjust *) or replace if necessary
Grease the side stand
Using a torque wrench, check that the screws and nuts of the engine mounts, manifold fastener, the frame threaded fasteners, the rear-frame threaded fasteners, and the eccentric
clamp are tightened to specified torque
Final inspection with road safety and functional check:
– Clutch, gearshift
– Steering
– Front and rear brakes
– Side stand contact switch
– Condition of tyres and wheels, tyre pressures
– Lights and signalling equipment, indicator and warning lights, instruments
– Optional equipment
– Test ride, if necessary
*) Write up on separate invoice;Not part of standard service procedure
Solo front/rear2.2/2.5 (31.91/36.26)bar (psi)
fully loaded front/rear2.2/2.5 (31.91/36.26)bar (psi)
Tightening torques
Engine oil drain plug40Nm
Oil filter cover10Nm
Drain plug, on-frame oil tank21Nm
Oil lines to frame42Nm
Oil strainer to frame80Nm
Water pump drain screw10Nm
Vent screw12Nm
Expansion tank to radiator9Nm
Cylinder head cover10Nm
Spark plugs20Nm
Camshaft bearing cap10Nm
Chain guide10Nm (Loctite 243)
Fuel filter to stowage-compartment frame9Nm
Intake air pipe to intake air silencer9Nm
Suspension strut to angled lever41Nm
Eccentric clampInitial tightening 10
Brake caliper to swinging arm21 Nm
Struts to swinging arm41 Nm
Swinging-fork pivot axle100 Nm
Adjusting screw steering head bearing25
Clamp screw for fork bridge steering head23 Nm
Engine to frame at rear50 Nm
Cylinder head to frame41 Nm
Cylinder head to frame, locknut100 Nm
Engine shell to engine55 Nm
Engine shell to engine, bottom, with bottom truss55 Nm
Engine shell to bracing tube24 Nm
Rear frame to main frame24Nm (Loctite 2701)
Exhaust manifold to cylinder head20Nm
Silencer to exhaust manifold55Nm
Brake cleanerCleaners83 11 9 407 848 600 ml spray
Normal dilutionCleaners51 91 9 057 940 1 l bottle
Metal PolishPolish for chrome-plated parts82 14 9 400 890 100 g tube
Testing agents
Penetrant MR 68
Developer MR 70
Installation aid
BMW chilling sprayCooling spray83 19 9 407 762 300 ml spray
Crack testing agent for aluminium
housings
Crack testing agent for aluminium
housings
83 19 9 407 855 500 ml spray
81 22 9 407 495 500 ml spray
00.14
Page 24
00
00 Pre-delivery check
ContentsPage
General view of crated motorcycle ...................................................................................17
Checking the shipping crate for damage ......................................................................18
In case of damage in Germany ...............................................................................................18
In case of damage in importer markets ..............................................................................18
Unpack the motorcycle ...........................................................................................................18
Inspecting motorcycle for damage ...................................................................................19
Checking that delivery is complete ..................................................................................19
Installing remaining items on motorcycle .....................................................................19
Filling and charging the battery .........................................................................................20
Removing the battery ..................................................................................................................20
Filling and charging the battery ...............................................................................................21
mediately for damage and if necessary examine
the contents for consequential damage.
00 11
Unpack the motorcycle
Lever off the cover.
•
Take out the separate pack of items.
•
Force off cross-struts with a suitable lever.
•
In case of damage in Germany
Note the damage on the delivery slip.
•
Read the information sheet on damage in transit.
•
Notify the supplier without delay (e.g. freight
•
company or DB) and also
Bavaria Wirtschaftsagentur GmbH
Abteilung ZW - 12
D-80788 München
Tel. +49 89/14327-632
Fax. + 49 89/14327-709
In case of damage in importer markets
Note the damage on the delivery slip.
•
Comply with specific national market proce-
•
dures.
In case of doubt, please submit enquiries to:
Bavaria Wirtschaftsagentur GmbH
Abteilung ZW - 12
D-80788 München
Tel. +49 89/14327-632
Fax. +49 89 14327-709
Notify the supplier (e.g. freight company) without
•
delay.
e Attention:
Do not knock the cross-struts out or the motorcycle
may be damaged.
Remove the end-walls.
•
Remove the side-walls.
•
e Attention:
Make sure that the motorcycle cannot topple.
Remove the straps at front and rear.
•
e Attention:
Remove any nails projecting from the base of the
packing or lying on the base or on the floor.
Push the motorcycle forward off the pallet.
•
Remove the set of keys from the left rear footrest.
•
Dispose of the packing materials in an environ-
•
mentally responsible manner as described in Circular No. 23/91 - Sales.
Check the contents of the enclosed pack of
•
items:
– Mirrors with clamping screws and nuts
– Rider's Manual
– Maintenance Instructions
– Booklet listing service centres in Europe
– BMW emergency service sticker
– Handling instructions for batteries
00.18
Page 28
00 11 Inspecting motorcycle for dam-
age
Check for damage.
•
Use the “express handling service” to notify
•
BMW Motorrad,
UX-VS-1
Fax:+ 49 89-382-33220
Rectify the fault.
•
If parts are needed, order them through the usual
•
channel.
Costs are to be processed by the warranty claim
•
system (stage 4). Defect codes:
– Parts missing10 01 00 00 00
– Parts damaged10 02 00 00 00
– Incorrect parts delivered10 03 00 00 00
one-up ...............................front 2.2 bar (31.91 psi)
........................................... rear 2.5 bar (36.26 psi)
two-up ............................... front 2.2 bar (31.91 psi)
........................................... rear 2.5 bar (36.26 psi)
two-up + luggage............... front 2.2 bar (31.91 psi)
........................................... rear 2.5 bar (36.26 psi)
00.22
BMW recommends Castrol
Page 32
Final inspection and function check
Handover
Clutch
•
Check gear shift action.
•
Steering
•
Handbrake and footbrake
•
Check lights and signalling equipment:
•
– Front and rear parking lights
– Instrument lighting
– Low and high headlight beams, headlight flasher
– Brake light (operate brake at front and rear)
– Turn signals left/right
– Horn
– Telltale and warning lights
– Instruments
Where necessary, check function of optional ex-
•
tras:
ABS: perform starting test. The ABS warning
•
light comes on if there is a fault in the system and
the vehicle is ridden for at least 10 seconds at a
speed in excess of 30 km/h (18.64 miles).
If necessary, take the motorcycle for a test ride.
•
Confirm pre-delivery check in “Maintenance In-
•
structions”
See “Checking motorcycle for damage” if any-
•
thing is unsatisfactory.
00 11 459
Clean the motorcycle.
•
Final cleaning
This is the ideal opportunity to familiarise the customer with the motorcycle in order to ensure the
customer’s satisfaction and safety.
The following points must be demonstrated and
•
explained to the customer:
– Documentation and stowage space
– Toolkit and stowage space
– Suspension preload adjustment to suit total
weight
– How to check the brake fluid
– How to adjust the mirrors
– Controls
– instruments and telltale lights
– Optional equipment and accessories fitted
The user must be given the following information:
•
– Running-in recommendations and inspection in-
tervals
– Safety check
– How to check the oil level in accordance with the
vehicle documentation
L Note:
Do not use a steam or high-pressure water jet. The
high steam or water pressure could damage seals,
the hydraulic system or electrical components.
BMW recommends Castrol
00.23
Page 33
00.24
Page 34
00
00 Maintenance
ContentsPage
Key to maintenance intervals ..............................................................................................29
Reading the fault code memory with the MoDiTeC .................................................30
(Inspections I, II, III and IV) .................................................................................................................30
Changing the engine oil [engine only] and oil filter element .............................30
Maintenance tasks consist of the first Inspection (after the first 1,000 km/600 miles), the BMW Service,
BMW Inspection and BMW Annual Service.
Inspection 1,000 km (600 miles)
BMW Running-in Check after the
first 1,000 km (600 miles).
BMW Service
After the first 10,000 km (6,000 miles) and each additional 20,000 km (12,000 miles)
(at 30,000 km ... 50,000 km ... 70,000 km)
(at 18,000 miles ... 30,000 miles ... 42,000 miles).
BMW Inspection
After the first 20,000 km (12,000 miles) and each
additional 20,000 km (12,000 miles)
(at 40,000 km ... 60,000 km ... 80,000 km)
(at 24,000 miles ... 36,000 miles ... 48,000 miles).
BMW Annual Service
Certain maintenance tasks depend on elapsed time
as well as the distance the motorcycle has covered.
They should therefore be carried out at least once a
year (e. g. changing brake fluid).
If these tasks cannot be carried out during a Service
or an Inspection, a BMW Annual Service must be
performed.
In this Repair Manual, the individual maintenance intervals are shown by the following codes:
— Inspection at 1,000 km (600 miles)......................I
— BMW Service at 10,000 km (6,000 miles)...........II
— BMW Inspection at 20,000 km (12,000 miles) .. III
— BMW Annual Service........................................ IV
00.29
Page 39
00 13 624 Reading the fault code mem-
ory with the MoDiTeC
00 11 209
Changing the engine oil
[engine only] and oil filter element
(Inspections I, II, III and IV)
K14000010
– Place the motorcycle on the auxiliary stand,
BMW No. 00 1 620.
Unclip diagnosis plug (arrow) behind cover on
•
right.
Connect the diagnosis unit to the diagnosis plug.
•
Read out the fault memory.
•
Perform any repair work indicated.
•
(Inspection I)
L Note:
If an engine failure occurs, the oil tank and feed line
must be flushed with thin oil, and then blown
through with compressed air (a 11.17).
00 11 209
– Remove cover for belt sprocket from engine.
– Place the motorcycle on the auxiliary stand,
BMW No. 00 1 620.
00 11 209
Preparatory work
Draining engine oil
d Warning:
Observe the hazard avoidance instructions for running internal combustion engines in enclosed spaces.
Warm up the engine to operating temperature.
•
Place a suitable container in position to catch the
•
oil.
Remove the oil drain plug from the engine and
•
fully drain the oil from the engine.
00.30
Page 40
00 11 215 Replacing oil filter element
1
3
00 11 215
Install the oil drain plug in the engine with a new
•
sealing ring and tighten.
Fill the oil tank with 0.5 l
•
(0.88 Imp. pints/0.53 US quarts) of engine oil and
install the filler cap.
2
L Note:
The requisite quantity of oil is 0.5 (0.88 Imp. pints/
0.53 US quarts) to 1,5 l (2.64 Imp. pints/1.59 US
quarts), depending on operating status.
Filling with engine oil
11 7 511
K14000160
Remove the left-hand screw (3) securing the oil-
•
filter cover (1).
Remove the cable for the neutral-indicator
•
switch from its guide.
Engage the oil drain guide, BMWNo.117511,
•
on the pins (arrows) on the engine block.
Position a drip tray beneath the engine.
•
Remove the screws (2) and remove the oil-filter
•
cover.
Remove the filter element.
•
Fully drain the oil and clean the oil-filter housing.
•
e Attention:
Dispose of the used oil and oil filter in an environmentally compatible manner.
Fit a new filter element onto the oil-filter cover.
•
Coat the O-ring of the filter element lightly with
•
oil.
Check the O-ring of the oil-filter cover for dam-
•
age and replace if necessary.
Install the oil-filter cover complete with filter ele-
•
ment.
Installation is the reverse of the removal proce-
•
dure: pay particular attention to the following.
d Warning:
Observe the hazard avoidance instructions for running internal combustion engines in enclosed spaces.
Installation is the reverse of the removal proce-
•
dure: pay particular attention to the following.
d Warning:
Observe the hazard avoidance instructions for running internal combustion engines in enclosed spaces.
Check the oil level with the engine at operating
•
temperature, proceeding as follows:
L Note:
Lower the dipstick into the oil filler neck, but do not
engage the threads.
1. Make sure the engine is at operating temperature, and allow it to idle for 1 minute.
2. Switch off the engine and check the oil level with
the dipstick.
L Note:
Do not reinstall the belt sprocket cover at this stage,
if other maintenance work has to be performed on
assemblies normally concealed by this component.
Sprocket cover to engine ............................... 2 Nm
K14000170
3. Top up the engine oil if necessary, but no higher
than the midway mark (arrow) and repeat
steps 1) to 3).
BMW recommends Castrol
00.31
Page 41
e Attention:
Do not use synthetic oils.
Operating fluids:
Brand-name HD oil, API classification SF, SG or SH;
suffix letters CD or CE are permitted; alternatively,
brand-name HD oil of CCMC classification G4 or
G5; suffix PD2 is permitted.
Capacity, engine:
with filter replacement ......................................0.5 l
.............................(0.88 Imp. pints/0.53 US quarts)
Changing the engine oil [engine and oil tank] and oil filter element
(Inspections II, III and IV)
L Note:
If an engine failure occurs, the oil tank and feed line
must be flushed with thin oil, and then blown
through with compressed air (a 11.17).
00 11 215
– Place motorcycle on side stand.
– Remove cover for belt sprocket from engine.
00 11 215
Preparatory work
Draining engine oil
d Warning:
Observe the hazard avoidance instructions for running internal combustion engines in enclosed spaces.
Warm up the engine to operating temperature.
•
Place a suitable container in position to catch the
•
oil.
1
K14000150
Remove the filler cap from the oil tank.
•
Remove the oil drain plug from the frame (1).
•
Fully drain the oil.
•
– Place the motorcycle on the auxiliary stand,
BMW No. 00 1 620.
Remove the oil drain plug from the engine and
•
fully drain the oil from the engine.
00.32
Page 42
00 11 215 Replacing oil filter element
1
00 11 215
Install the oil drain plug in the frame with a new
•
sealing ring and tighten.
Install the oil drain plug in the engine with a new
•
sealing ring and tighten.
Fill the oil tank with 2 l (3.52 Imp. pints/2.11 US quarts)
•
of engine oil and install the filler cap.
Filling with engine oil
2
3
11 7 511
K14000160
Remove the left-hand screw (3) securing the oil-
•
filter cover (1).
Remove the cable for the neutral-indicator
•
switch from its guide.
Engage the oil drain guide, BMWNo.117511,
•
on the pins (arrows) on the engine block.
Position a drip tray beneath the engine.
•
Remove the screws (2) and remove the oil-filter
•
cover.
Remove the filter element.
•
Fully drain the oil and clean the oil-filter housing.
•
e Attention:
Dispose of the used oil and oil filter in an environmentally compatible manner.
d Warning:
Observe the hazard avoidance instructions for running internal combustion engines in enclosed spaces.
Run the engine for thirty seconds.
•
Add another 0.5 l (0.88 Imp. pints/0.53 US quarts)
•
of engine oil to the oil tank.
Installation is the reverse of the removal proce-
•
dure: pay particular attention to the following.
Check the oil level with the engine at operating
•
temperature, proceeding as follows:
L Note:
Lower the dipstick into the oil filler neck, but do not
engage the threads.
1. Make sure the engine is at operating temperature, and allow it to idle for 1 minute.
2. Switch off the engine and check the oil level with
the dipstick.
Fit a new filter element onto the oil-filter cover.
•
Coat the O-ring of the filter element lightly with
•
oil.
Check the O-ring of the oil-filter cover for dam-
•
age and replace if necessary.
Install the oil-filter cover complete with filter ele-
•
ment.
Installation is the reverse of the removal proce-
•
dure: pay particular attention to the following.
L Note:
Do not reinstall the belt sprocket cover at this stage,
if other maintenance work has to be performed on
assemblies normally concealed by this component.
Sprocket cover to engine ............................... 2 Nm
K14000170
3. Top up the engine oil if necessary, but no higher
than the midway mark (arrow) and repeat steps
1) to 3).
BMW recommends Castrol
00.33
Page 43
e Attention:
Do not use synthetic oils.
Operating fluids:
Brand-name HD oil, API classification SF, SG or SH;
suffix letters CD or CE are permitted; alternatively,
brand-name HD oil of CCMC classification G4 or G5;
suffix PD2 is permitted.
Capacities, engine and oil tank:
with filter replacement ......................................2.5 l
.............................(4.40 Imp. pints/2.64 US quarts)
ment frame..................................................... 9 Nm
Release lever to release shaft....................... 10 Nm
Greasing rubber grommets for cover
insert
(Inspections I, II, III and IV)
– Remove cover inserts.
1
2
4
3
K14000350
Remove oil-tank cover (1).
•
Disengage clutch cable (arrow).
•
Remove release lever (3).
•
Disconnect oil line (4).
•
Remove oil strainer (2) and clean it with com-
•
pressed air.
Installation is the reverse of the removal proce-
•
dure: pay particular attention to the following.
Always install new seals for the oil line and oil
•
strainer.
Adjust clutch play (a 00.45).
•
6
5
K14000380
Coat pin (5) and hook (6) with rubber care prod-
•
uct.
Install cover insert.
•
00.34
Page 44
Checking coolant, topping up if necessary
(Inspections I, II and III)
e Attention:
Check coolant level only when the engine is cold.
Do not refill the coolant expansion tank if valve clearance still has to be checked/adjusted.
Check antifreeze concentration in the expansion
•
tank, top up antifreeze if necessary.
L Note:
Mix the coolant to a ratio of 50 % antifreeze,
50 % water.
Check coolant level in expansion tank.
•
If the coolant level is below the MIN mark, top up
•
coolant to the MIN mark.
Checking coolant
– Place the motorcycle on the auxiliary stand,
BMWNo.001620.
Check coolant level through the slot in the insert
•
in the left cover.
Top up the coolant if the level is below the MIN
•
mark.
Adding coolant
– Remove cover insert from left cover.
A
B
Maximum level ..................................................... A
Minimum level...................................................... B
Installation is the reverse of the removal proce-
•
dure.
K14000100
e Attention:
Anti-freeze protection must be guaranteed to at
least -30 °C (-22 °F). Use only nitrite-free long-term
antifreeze and corrosion inhibitor.
When the engine is cold, do not top up expansion
tank past the MIN mark (B).
00.35
Page 45
17 00 035 Changing coolant
(Inspection IV, every 2 years)
– Remove left cover (a 46.6).
– Place motorcycle on side stand.
Position a drip tray beneath the engine.
•
2
1
K14000110
Remove drain plug (1) from water pump.
•
Hold a funnel below the drain and open the radi-
•
ator cap.
Drain off all the coolant.
•
K14000130
Remove fastener (2), lift out the expansion tank
•
and drain off all coolant.
e Attention:
Dispose of old coolant in an environmentally compatible manner.
L Note:
Do not install and refill the coolant expansion tank if
valve clearance still has to be checked.
Install the expansion tank.
•
Install the drain plug with a new sealing ring and
Note the position of the two anchorages for ignition
coil (1) on the cylinder-head cover.
Remove 8 fasteners (4) and remove the cylinder-
•
head cover with gasket.
Turning crankshaft to TDC position
Remove the central threaded plug in the magnet
•
housing.
E110410
L Note:
TDC position: Marks on the timing-chain
sprockets (arrows) must be parallel with the cylinder
head, the bores in the timing-chain sprockets are at
the top.
Use an Allen key to turn the crankshaft clockwise
•
to the TDC position.
00.39
Page 49
Checking valve clearance
1
11 1 810
E000160
Use feeler gauges, BMWNo.111810, to meas-
•
ure valve clearances.
Make a note of the valve clearances, or adjust
•
them if necessary.
Valve clearances:
Inlet valve ........ 0.03...0.11 mm (0.0012...0.0043 in)
Exhaust valve .. 0.25...0.33 mm (0.0098...0.0130 in)
00 11 602 Adjusting valve clearances
11 6 570
K14000070
Remove the fasteners securing the chain
•
guide (arrows) and remove chain guide (1).
E000370
Use cable ties (arrow) to secure the timing chain
•
to both sprockets.
Remove the upper section of the camshaft carri-
•
er.
K14000060
L Note:
Watch out for escaping oil and catch it in a suitable
container.
Remove the screw at the oil feed stub pipe and
•
insert locating screw, BMW No. 11 6 570, to
lock the crankshaft at TDC.
e Attention:
Oil the camshafts to facilitate their removal and installation.
Carefully remove the inlet camshaft and lay it
•
aside.
Carefully remove the exhaust camshaft and lay it
•
aside.
00.40
Page 50
E000380
Turn the bucket tappet until the shim (arrow) can
•
be levered out at the groove in the bucket tappet.
Before installing new shims, check thickness
•
with a micrometer.
Position the shim in the bucket tappet.
•
e Attention:
Check that the shim is correctly seated in the bucket
tappet.
Installation is the reverse of the removal proce-
•
dure: pay particular attention to the following.
When installing the inlet camshaft, press the
•
chain rail back against the chain tensioner if necessary.
L Note:
TDC position: Marks on the timing-chain sprockets
must be parallel with the cylinder head, the bores in
the timing-chain sprockets are at the top.
Before installing the chain guide, remove the lo-
•
cating screw and install the screw plug, fitted
with a new sealing ring.
Turn the engine over once and bring it to TDC.
•
Check the TDC positions of the camshaft
•
sprockets.
Check valve clearances.
•
Clean the threads of the securing screws for the
•
chain guide, coat threads with Loctite 243 and
install the screws.
Installing cylinder head cover
Before installing the cylinder head cover, remove
•
all traces of the gasket and clean the sealing face
with degreasing agent. Also clean the groove
and the seating faces for the gasket.
L Note:
Do not reinstall the unit consisting of intake air silencer, intake duct and battery carrier at this stage,
if the fuel filter has to be removed.
Make sure that the intake pipe is correctly seated on
the throttle valve stub.
If necessary, top up the coolant in the expansion
•
tank.
Valve clearances:
Inlet valve ........ 0.03...0.11 mm (0.0012...0.0043 in)
Exhaust valve .. 0.25...0.33 mm (0.0098...0.0130 in)
Right and left covers to air duct ..................... 3 Nm
Right and left covers to main frame................ 2 Nm
Cover, front, to right and left covers............... 1 Nm
Right and left turn indicators to fairing bracket3 Nm
Fuel filter to stowage-compartment frame ...... 9 Nm
3
Remove the fastener securing the fuel filter to the
•
stowage-compartment frame (4).
Close off fuel supply line (3) and the line to the
•
fuel injector (5) with hose clips,
BMW No. 13 3 010.
Slacken the hose clamps.
•
13 3 010
K14000360
d Warning:
Fuel escapes from the filter when the lines are disconnected.
Disconnect fuel lines (2, 3, 5) from the filter.
•
Remove clamp (1) from the fuel filter.
•
00.44
Page 54
21 00 004 Checking clutch play, adjust-
ing if necessary
Checking brake pads and discs for
wear, replacing if necessary
(Inspections I, II and III)
A
1
E000240
Release lever (1) on the gearbox must be located
•
on the splines such that when it is pressed forward as far as the release point, distance “A” is
as specified.
Distance “A” ......... 47...52 mm (1.8504...2.0473 in)
(Inspections II and III)
Checking brake pads for wear
Brake pads, front brake
K14000210
Visually inspect the brake pads.
•
– Replace the brake pads if wear marks (arrows)
are no longer clearly visible.
2
3
B
K14000200
Adjust distance “B” by turning adjusting
•
screw (2) on the clutch handlebar lever.
Lock adjusting screw (2) with knurled nut (3).
•
Distance “B”........ 1.0...2.0 mm (0.0394...0.0787 in)
X Tightening torque:
Release lever to release shaft....................... 10 Nm
Brake pads, rear brake
K14000220
Visually inspect the brake pads.
•
– Replace the brake pads if wear marks (arrows)
are no longer clearly visible.
00.45
Page 55
2
MIN
C1340370
Minimum lining thickness
The brake pads have a clearly visible
chamfer (arrow) as wear indicator.
Replacing brake pads
e Attention:
Do not operate the brake when dismantled.
Do not permit the brake pads to wear past the specified minimum thickness.
Always replace the brake pads as a complete set.
00 34 630 Brake pads, front brake
– Place the motorcycle on the auxiliary stand,
BMW No. 00 1 620.
Press the brake caliper against the brake disc in
•
order to force the piston back.
3
1
K14000230
Remove keeper (1).
•
Drive out retaining pin (3).
•
Remove the brake pads.
•
Remove fasteners (2) and remove brake caliper.
•
4
E340010
Make sure that spring (4) is correctly seated and
•
installed right way round: engraved arrow must
point in forward direction of travel.
Install the brake pads.
•
Install the keeper and the retaining pin.
•
Install brake caliper.
•
Operate brake several times until brake pads are
•
bedded.
X Tightening torque:
Brake caliper to slider tube .......................... 41 Nm
00.46
Page 56
00 34 633 Brake pads, rear brake
Press the brake caliper against the brake disc in
•
order to force the piston back.
1
34 1 571
2
K14000560
Remove keeper (1).
•
Remove retaining pin (2) with press-out tool,
•
BMWNo.341571.
Remove brake pads.
•
Installation is the reverse of the removal proce-
•
dure: pay particular attention to the following.
Checking the brake discs
Carefully check the brake discs for cracking,
•
damage, deformation and scoring.
K14000250
Measure the thickness of the brake discs at sev-
•
eral points with a caliper gauge.
Brake disc wear limit
Front brake disc....................... 4.5 mm (0.1772 in)
Rear brake disc........................ 4.5 mm (0.1772 in)
L Note:
Remove the silencer prior to installation of the retaining pin (a 18.5).
Operate brake several times until brake pads are
•
bedded.
00.47
Page 57
Checking brake fluid level at front
and rear
Brake fluid level (rear brake)
(Inspections II and III)
L Note:
The volume of the brake fluid (MIN/MAX) is sufficient
for brake-pad thicknesses from new to the wear
limit.
It is not normally necessary to top up the fluid to accommodate lining wear.
A level below MIN indicates the possibility of other
faults.
Brake fluid level (front brake)
Checking brake fluid level (front brake)
MAX
Checking brake fluid level (rear brake)
– Place the motorcycle on the auxiliary stand,
BMW No. 00 1 620.
MAX
MIN
K14000260
Maximum level ............................................ “MAX”
Checking operation of brake system
and checking for leaks; repairing/
replacing as necessary
(Inspection III)
Check all brake lines for damage and correct
•
routing.
Wipe down all threaded unions on the brake lines
•
and check them.
Apply firm pressure to the brake lever and brake
•
pedal and keep this pressure applied for a few
moments.
Release the brakes and check the brake lines for
•
leaks.
d Warning:
Defective lines and threaded unions in the brake
system must always be replaced without delay.
00 34 606
Changing brake fluid and
bleeding brake system
(Inspection IV)
e Attention:
Refer to notes on the hazards involved in handling
brake fluid.
Do not allow brake fluid to come into contact with
painted parts of the motorcycle, because brake fluid
destroys paint.
L Note:
This description applies for the brake filling and
bleeding unit with extraction of the brake fluid by a
partial vacuum at the brake caliper.
If other devices are used, comply with their manufacturers’ instructions.
Changing brake fluid and bleeding
brake system (front brakes)
– Remove the brake pads (a 00.46).
1
34 1 500
E000420
Using special tool, BMW No. 34 1 500, and
•
strips of metal sheet (1)
(approx. 7 mm/0.2756 in thick), force back the
brake pads.
00.49
Page 59
1
E000120
– Support the motorcycle on its side stand.
Move the handlebars to the straight-ahead posi-
•
tion.
Remove cap (1) with rubber diaphragm, draw off
•
the old brake fluid and clean the reservoir.
Top up the brake fluid in the reservoir to the
•
specified level.
Connect the brake bleeding device to the bleed
•
screw on the brake caliper.
Open the bleed screw by half a turn.
•
L Note:
[ABS] Place rubber diaphragm and reservoir cap in
position.
Carefully tighten the securing screws.
e Attention:
If the vehicle is equipped with ABS, the brake system has to be bled using the BMWMoDiTeC, and
the Control Units, Toolbox ABS, routine; this procedure is supplementary to that described in the Repair Manual.
If the BMWMoDiTeC is not used there is a danger of
residual air remaining in the control circuits of the
ABS system.
While bleeding the system, do not allow the brake
fluid level to drop below the bottom edge of the sight
glass (arrow), as otherwise air will be drawn into the
brake system. Bleed the system again if this happens.
Draw off brake fluid until it emerges clear and
•
free from air bubbles.
Tighten the bleed screw.
•
Installation is the reverse of the removal proce-
•
dure: pay particular attention to the following.
Before reassembling, carefully wipe the rim of
•
the reservoir, the rubber gaiter and the cover to
remove all traces of brake fluid.
Add brake fluid up to the top of the sight glass.
•
Changing brake fluid and bleeding
brake system (rear brakes)
Press the brake caliper against the brake disc in
•
order to force the piston back.
2
K14000260
Remove cap (2) with rubber diaphragm, draw off
•
the old brake fluid and clean the reservoir.
Top up the brake fluid in the reservoir to the
•
specified level.
00.50
Page 60
1
Slacken threaded fasteners at front of brake
•
caliper (2) and swinging arm.
Remove rear securing screw (1).
•
2
K14000590
Draw off brake fluid until it emerges clear and
•
free from air bubbles.
Tighten the bleed screw.
•
Installation is the reverse of the removal proce-
•
dure: pay particular attention to the following.
Before reassembling, carefully wipe the rim of
•
the reservoir, the rubber gaiter and the cover to
remove all traces of brake fluid.
Top up the brake fluid until the level reaches the
•
“MAX” mark.
L Note:
[ABS] Place rubber diaphragm and reservoir cap in
position.
e Attention:
If the vehicle is equipped with ABS, the brake system has to be bled using the BMWMoDiTeC, and
the Control Units, Toolbox ABS, routine; this procedure is supplementary to that described in the Repair Manual.
If the BMWMoDiTeC is not used there is a danger of
residual air remaining in the control circuits of the
ABS system.
3
K14000520
Tilt the brake caliper forward.
•
Tighten front securing screw (3).
•
Connect the brake bleeding device to the bleed
•
screw on the brake caliper.
Open the bleed screw by half a turn.
•
e Attention:
Brake fluid level must not drop below the MIN mark
during the bleeding process, otherwise air will be
drawn into the brake system. Bleed the system
again if this happens.
Final torque.................................................. 21 Nm
Belt cover to swinging arm............................. 9 Nm
Brake caliper to swinging arm ...................... 21 Nm
Spring strut to angled lever .......................... 41 Nm
Reaction link to swinging arm....................... 41 Nm
Pivot shaft of swinging arm ........................ 100 Nm
00.55
Page 65
Checking belt tension, adjusting if
necessary
(Inspections I, II and III)
Checking belt tension
– Place the motorcycle without load on the auxilia-
ry stand, BMWNo.001620.
e Attention:
Check belt tension at room temperature only.
1
27 0 501
K14000540
Align the scale of the measuring device flush with
•
the bottom edge of the belt cover (arrow).
K14000530
e Attention:
Coloured mark on belt pulley (1) must point toward
the rear when the measuring device is positioned
under the corner of the swinging arm.
If the coloured mark is no longer visible, vertical runout of the belt pulley must be measured before belt
tension can be checked (a 33.15).
Mount measuring device, BMW No. 27 0 501,
•
on the toothed belt and turn it until it is under the
corner (arrow) of the swinging arm.
Lock the rear wheel.
•
27 0 502
K14000550
Suspend weight, BMW No. 27 0 502, from the
•
measuring device.
00.56
Page 66
K14000600
The bottom edge of the belt cover must be inside
•
the green section (arrow) of the scale.
Adjust belt tension if necessary.
•
Adjusting belt tension
Used belt, new belt
– Place the motorcycle without load on the auxilia-
ry stand, BMWNo.001620.
2
1
11 1 780
K14000420
e Attention:
If the eccentric clamping screws were backed off
0.5 to 1 turns beforehand, do not slacken them any
further.
Back off screws of eccentric clamp (1) by 0.5 to
•
1 turn.
Back off adjusting screw (2) several turns.
•
Relieve tension on belt by backing off eccentric
•
with punch, BMWNo.111780.
00.57
Page 67
1
27 0 501
27 0 502
K14000530
e Attention:
Coloured mark on belt pulley (1) must point toward
the rear when the measuring device is positioned
under the corner of the swinging arm.
If the coloured mark is no longer visible, vertical runout of the belt pulley must be measured before belt
tension can be checked (a 33.15).
Mount measuring device, BMW No. 27 0 501,
•
on the toothed belt and turn it until it is under the
corner (arrow) of the swinging arm.
Lock the rear wheel.
•
K14000550
– Suspend weight, BMW No. 27 0 502, from the
measuring device.
A
B
K14000610
Used belt
Tighten the adjusting screw until the boundary of
•
the green/red area (A) on the scale is flush with
the bottom edge of the belt cover.
New belt
Tighten the adjusting screw until the black
•
line (B) on the scale is flush with the bottom edge
of the belt cover.
K14000540
– Align the scale of the measuring device flush with
the bottom edge of the belt cover (arrow).
00.58
Remove the weight.
•
Tighten eccentric clamping screws to specified
•
initial torque.
Tighten eccentric clamping screws to specified
•
final torque.
Check that torque wrench clicks at specified final
Final torque.................................................. 21 Nm
Page 68
61 20 029 Checking battery acid level,
adding distilled water if necessary
(Inspections II, III and IV)
d Warning:
Battery acid is highly caustic.
Protect your eyes, face, hands, clothing and the
paintwork.
– Place the motorcycle on the auxiliary stand,
BMWNo.001620.
– Remove left cover.
61 20 029
Open the battery caps.
•
Adding distilled water
e Attention:
Use only distilled water to top up the acid level in the
battery. Never top up with diluted sulphuric acid.
Top up with distilled water until the fluid level
•
reaches the “UPPER LEVEL” mark.
Firmly retighten the battery caps.
•
Installation is the reverse of the removal proce-
•
dure: pay particular attention to the following.
e Attention:
Disconnect the battery only with the ignition
switched off.
Disconnect the negative battery terminal first, then
the positive terminal.
1
2
K14000280
Release clamping strap.
•
Disconnect ground cable (2) from the battery.
•
Disconnect the battery breather hose (arrow)
•
from the battery.
Remove the battery.
•
Rest the battery on the fuel tank.
•
Disconnect positive lead (1) from battery.
•
L Note:
When connecting the battery lead, always make
sure that the spring washer is between the screw
head and the battery lead.
61 21 520
Cleaning and greasing bat-
tery terminals, if necessary
(Inspection IV)
– Place the motorcycle on the auxiliary stand,
BMW No. 00 1 620.
– Remove left cover.
– Remove the battery.
e Attention:
Disconnect the battery only with the ignition
switched off.
Disconnect the negative battery terminal first, then
the positive terminal.
Clean the battery terminals and grease them with
•
acid-proof battery grease.
Acid-proof battery terminal grease
................................................e.g. Bosch Ft 40 V1
Installation is the reverse of the removal proce-
•
dure: pay particular attention to the following.
61 20 029
Check the battery fluid level.
•
– The battery fluid level must be between
maximum “UPPER LEVEL” and
minimum “LOWER LEVEL”.
Checking battery acid level
e Attention:
Connect the positive battery terminal first, then the
negative terminal.
L Note:
When connecting the battery lead, always make
sure that the spring washer is between the screw
head and the battery lead.
00.59
Page 69
32 00 454 Checking and adjusting
steering head bearing play,
replacing if necessary
(Inspections II and III)
A
Checking steering head bearing play
Relieve load on front wheel.
•
K14000300
Move fixed fork tubes forward (arrows).
•
Adjust the steering head bearing if play is per-
•
ceptible.
Swing the fork legs all the way through their full
•
range of travel and check for points of stiffness.
– Replace the steering head bearings if there are
catches in the movement
(a 31.17).
32 00 454
Adjusting steering head bear-
ing play
e Attention:
Cover or mask off the instrument cluster, trim and
covers to prevent scratches.
4
Slacken adjusting screw (4), then tighten it to
•
25 Nm.
Turn forks back and forth twice from lock to lock,
•
and leave the forks at the full left lock position.
Apply mark “A”.
•
Apply mark “B”.
•
Back off the adjusting screw until mark “B” is
•
aligned with mark “A”.
Tighten clamping screw of steering tube.
•
Tighten clamping screws of the fork bridge.
•
Check play and freedom of movement.
•
Installation is the reverse of the removal proce-
•
dure: pay particular attention to the following.
Raise the front wheel clear of the ground and
•
perform final check.
– With the front wheel off the ground, the weight of
the forks must be enough to turn the steering all
the way to the left and right full lock positions as
soon as the handlebars are moved away from the
straight-ahead position.
– If local points of stiffness are detected when the
handlebar is moved to and fro, renew the steering head bearings.
B
K14310090
X Tightening torque:
Initial torque of adjusting screw.................... 25 Nm
Back off through angle..................................... 60 °
Clamping screws, fork bridge
and steering head ........................................ 23 Nm
1
2
Remove protective cap (1).
•
Release clamping screws (2) at upper fork
•
bridge.
Slacken clamping screw (3) for the steering tube.
•
00.60
3
K14310070
2
Page 70
Greasing side stand
(Inspections II and III)
Checking specified torque of
threaded fasteners with torque
wrench
Side stand
– Place the motorcycle on the auxiliary stand,
BMWNo.001620.
E460011
Grease bearing bush (arrow) with a grease gun
•
until fresh grease emerges at the lubricated faces.
If very dirty and stiff to move, remove the side
•
stand and grease its pivots.
(Inspections I, II, III and IV)
Check the security of the following threaded fas-
•
teners:
– Engine mounting bolts and nuts
– Threaded fasteners of frame
– Threaded fasteners of rear frame
– Eccentric clamp
– manifold fastener
X Tightening torque:
Engine to frame at rear................................. 50 Nm
Cylinder head to frame................................. 41 Nm
Cylinder head to frame, locknut.................. 100 Nm
Engine shell to engine.................................. 55 Nm
Engine shell to engine at bottom with truss.. 55 Nm
Engine shell to tube ..................................... 24 Nm
Engine, general
TypeSingle-cylinder four-stroke, double overhead cam-
shafts driven by roller chain, 4 valves operated by
bucket tappets, balancing shaft, liquid-cooled cylinder and cylinder head, integral water pump, 5-speed
gearbox and dry sump lubrication.
Cylinder boremm (in)100 (3.94)
Strokemm (in)83.0 (3.27)
Displacementcc652
Compression ratio11.5 : 1
Power outputkW37 at 6800 rpm/25 at 6500 rpm
Max. torqueNm62 at 5500 rpm/50 at 3500 rpm
Idle speedrpm1400
Max. continuous engine speedrpm7,000
Max. engine speedrpm7500
Crankshaft (main) bearingsPlain bearing
Engine lubricationDry sump, with oil pump
CylinderLight alloy, “Nikasil” coated
PistonCast aluminium with 3 rings
Oil filterFull-flow type
Oil pump2 trochoid pumps, driven by primary drive
Oil capacityl (Imp.
pints/US
quarts)
Oil pressure (idle speed)bar (psi)Š 0.5 (7.11) (oil temperature 80 °C/176 °F)
Permissible oil consumptionl/100 km
(miles per
Imp. pint/
miles per
US quart
Crank gear
2.5 (4.4/2.64)
0.1 (0.176/0.1057)
Main bearing play
Installed dimensionmm (in)0.030...0.070 (0.0012...0.0028)
Wear limitmm (in)0.10 (0.004)
Wear limit, main bearing bore diametermm (in)46.08 (1.81)
Wear limit
Main bearing diametermm (in)47.97 (1.9)
Bearing playmm (in)0.10 (0.004)
Runout at crankpin
Clutch sidemm (in)0.03 (0.0012)
Magnet sidemm (in)0.05 (0.002)
– Drain the engine oil from the engine and oil tank
(
a 00.30).
– Remove the oil strainer (
– Remove intake air silencer (
a 00.34).
a 13.7).
11 7 671
K14110100
Disconnect oil feed and return lines at oil tank
•
and frame at top (arrow).
Connect flushing hose, BMWNo.117671, to
•
oil tank.
L Note:
Always use flushing hose, BMWNo.117671, to
flush the system. This is the only way of ensuring
that enough oil flows past the baffle plates and into
the frame members.
Flush the oil tank with thin oil until clean oil
•
emerges at the outlet.
Remove the oil lines, flush them with thin oil and
•
then blow them through with compressed air.
Installation is the reverse of the removal proce-
•
dure, pay particular attention to the following.
Install oil lines with new sealing rings.
•
X Tightening torque:
Stowage-compartment frame to main frame .. 9 Nm
Fuel filter to stowage-compartment frame ...... 9 Nm
Left and right covers to main frame................ 2 Nm
Left and right covers to air duct...................... 3 Nm
Left and right covers to cover, front................ 1 Nm
Cover, front, to main frame............................. 2 Nm
Cable cover to engine .................................... 9 Nm
14
3/7
5/9
11
4/8
16
Initially tighten the collar nuts of the cylinder head
•
to 20 Nm (3-6) and then tighten to 60 Nm (7-10).
Tighten the fasteners of the cylinder head to cyl-
•
inder in the sequence as shown (11-16) to specified torque.
13
6/10
16
12
K14110050
15
11.21
Page 93
11 11 150 Removing cylinder, engine
installed
– Remove cylinder head (a 11.20).
E110500
Use pliers, BMW No. 17 5 500, to open the
•
clamp securing the coolant hose to the water
pump (arrow) and disconnect the hose.
11 6 510
E110520
Space the piston ring gaps at 120°.
•
Oil the piston rings and press the sliding piston
•
ring sleeve, BMWNo.116510, over the piston
rings from above so that the piston projects from
the sliding sleeve by about 2 mm (0.08 in).
Push the timing chain through the chain aperture
•
in the cylinder and secure the chain.
Slip the cylinder over the piston.
•
Remove sliding sleeve.
•
E110510
Remove protective cap.
•
Disconnect ground cable (arrow) from cylinder.
•
Remove cylinder base screws.
•
Push the rear chain guide forward and carefully
•
lift the cylinder clear.
Installation is the reverse of the removal proce-
•
dure, pay particular attention to the following.
L Note:
When installing, use a new cylinder base gasket.
X Tightening torque:
Cylinder to engine block............................... 10 Nm
Ground cable to cylinder................................ 8 Nm
11.22
Page 94
11 00 050 Removing engine
e Attention:
If an engine failure occurs, the oil tank and oil lines
must be cleaned (a 11.17).
L Note:
It is not necessary to remove the belt sprocket if the
engine is to be replaced. The belt sprocket is included in the scope of supply of the engine. Note that
the belt has to be slackened if the belt sprocket is
not removed.
11 00 050
– Remove seat.
– Remove left and right covers (
– Remove frame trim panels (
– Remove exhaust (
– Drain coolant (
– Place the motorcycle on the auxiliary stand,
BMWNo.001620.
– Secure front wheel in position.
Disconnect battery negative terminal.
•
– Drain engine oil (
Disconnect clutch cable from release lever.
•
Disconnect oil feed line from frame.
•
Push cable for ABS sensor out of clip on oil feed
•
line.
Disconnect the oil return line at the bottom.
•
Preparatory work
a 46.6).
a 46.14).
a 18.5).
a 00.42).
a 00.30).
1
4
2
3
– Remove belt sprocket (a 27.5) or slacken belt
(
a 00.54), as applicable.
10
9
5
6
8
Remove ground terminal (5) from the engine.
•
Disconnect plug of side-stand switch (7).
•
Unscrew connector for neutral indicator (8).
•
Disconnect the plug of ignition trigger (6).
•
Disconnect plug of oil pressure sensor (9) in oil
•
filter housing.
Disconnect positive lead from starter motor.
•
Cut open 2 cable ties on cable for side-stand
•
switch.
Disconnect the plug for the temperature
•
sensor (10).
– Remove side-stand bottom truss.
7
K14110080
K14110070
Remove fastener for oil return line (3).
•
Open non-reusable clip (2) at crankcase breath-
•
er.
Open clamp securing coolant hose. Disconnect
•
the hose; note that the hose might still contain
liquid.
Tie up the hoses at the front.
•
Remove cable cover from the engine.
•
Disconnect plugs (1) of voltage regulator.
•
Remove cover for belt sprocket (4).
•
11.23
Page 95
11
11 00 050 Removing engine
Secure adapter, BMWNo.110591, to the plate
•
for the engine lifter.
Place engine lifter, BMW No. 00 1 540, under
•
engine.
12
K14110090
Disengage fuse box (12).
•
Remove fasteners securing intake stub (11) to
•
cylinder head.
Disconnect integrated ignition coil from spark
•
plug.
Remove the left-hand coolant hose.
•
Remove fasteners for engine shell and remove
•
engine shell with voltage regulator.
L Note:
When locating pin, BMW No. 11 0 661, is inserted
and the floating bearing stud is pulled out 24 cm
(9.45 in), the rear swinging arm remains in place in
the frame, but the engine is free.
Slacken nut of swinging-arm bearing.
•
Insert locating pin, BMW No. 11 0 661, to force
•
swinging-arm stud out of frame and pull the stud
24 cm (9.45 in) out of the frame.
Remove bottom rear engine mount fastener.
•
Remove the gear shift pedal.
•
1
2
24 cm
E110040
Secure the engine lifter by installing stud bolt (1)
•
through bottom bore in engine block and secur-
ing stud (2) in top bore in engine block.
Remove screws securing cylinder head to frame
•
on left and right. Use pin
wrench, BMW No. 11 6 661, to slacken the lock-
nuts and back off the adjusting sleeves.
Working carefully, slightly lower the engine, tak-
•
ing care not to damage the radiator.
Disconnect the crankcase breather.
•
Lower the engine all the way.
•
Turn the engine toward the left and push it clear
•
of the motorcycle.
11.24
Page 96
Transferring engine to assembly frame
11 0 531
E110530
Secure threaded adapter, BMW No 11 0 531, to
•
engine mount.
Detach the engine from the engine lifter, leaving
•
the engine on the lifting platform.
Lay the engine on its left side, as viewed in the
•
forward direction of travel.
Secure engine adapter, BMWNo.110640, to
•
the right side of the engine without a spacer.
Position the assembly stand beside the lifting
•
platform.
Manoeuvre the engine so that the engine adapter
•
is level with the flange of the assembly stand.
1
E110060
Secure engine adapter (1) to the flange of the as-
•
sembly stand (2).
Turn engine adapter.
•
2
11.25
Page 97
1
2
5
4
3
11 00 103 Disassembling engine
e Attention:
If there is any mechanical damage, the oil tank and
the oil lines must be flushed (a 11.17).
11 12 516
– Remove starter (a 12.9)
Remove oil lines.
•
Remove cylinder head cover (1).
•
Remove spark plug.
•
Remove centre screw plug in engine block cov-
•
er, right.
11.26
Removing cylinder head
K14110030
Turn crankshaft to TDC position with an Allen
•
key.
Remove screws (5) and lock the crankshaft with
•
locating screw, BMWNo.116570.
L Note:
Check security with Allen key.
11 31 522 Removing camshafts
Do not remove chain sprockets unless they need
•
to be replaced.
Remove chain tensioner (3).
•
Remove chain guide (4) from between the chain
•
sprockets.
Remove fasteners securing camshaft carrier (2).
•
Page 98
Remove camshafts with chain sprockets.
•
Remove the lower camshaft carrier.
•
Checking centrifugal decompressor lever
Checking camshaft for wear
00 2 590
F110040
Measure bearing play with
•
Plastigage type PG-1, BMW No. 00 2 590.
Tighten camshaft carrier to specified torque.
If the centrifugal decompressor is dismantled,
spring (3) must always be replaced.
Use a suitable punch to press shaft (1) out of
•
centrifugal weight (2).
Installation is the reverse of the removal proce-
•
dure, pay particular attention to the following.
After assembly, check ease of movement of cen-
•
trifugal weight.
11.27
Page 99
1
3
2
E110111
11 12 116 Removing cylinder head
Remove front chain rail (1).
•
Release the coolant line hose clips with
•
pliers, BMWNo.175500.
Secure timing chain with cable tie.
•
– Remove starter (
Remove collar nuts from cylinder head.
•
a 12.9).
L Note:
If the cylinder head does not have to be disassembled, do not separate cylinder head from cylinder.
In this case the next six steps can be omitted.
Remove machine screws for chaincase (2).
•
Remove rear collar screw (3) from cylinder head.
•
Remove front collar screws from cylinder head.
•
Remove top collar screws from cylinder head.
•
Separate the cylinder head from the cylinder.
•
Remove cylinder head.
•
Checking timing chain for wear
A
B
F111060
Push hydraulic chain tensioner (4) toward the
•
tensioner rail in the guide on the cylinder, until re-
sistance to movement is felt.
Measure distance “A” from the sealing face to
•
the chain tensioner piston.
4
11.28
Page 100
If the wear limit, distance “B”, is exceeded, first
•
inspect the tensioner rail and the two guide rails
for score-marks and replace them if necessary.
If a part has to be replaced, repeat the measure-
•
ment procedure described above.
If the wear limit has been exceeded, the timing
chain must be replaced.
Distance “B”...................... max. 9.0 mm (0.0354 in)
11 34 020 Removing valves
Use suction cup, BMW No. 11 3 251, to pull out
•
the bucket-type tappets.
Check that bucket tappets and guides are in per-
•
fect condition.
Bore for bucket tappet
In cylinder head...............max. 33.600 mm (1.32 in)
Radial clearance, bucket
tappets..........................max. 0.200 mm (0.008 in)
11 12 528
Disassembling and assem-
bling cylinder head
e Attention:
The bucket tappets must be reinstalled in their original bores, so it is important to mark them accordingly (risk of jamming).
11 5 691
11 0 521
6
5
4
3
2
11 0 523
L Note:
To simplify removal of the valve collets, tap the
valves sharply with a plastic-faced hammer.
11 5 692
11 0 522
E110130
1. Valve
2. Lower valve retainer
3. Valve stem seal
4. Valve spring
5. Upper valve retainer
6. Valve collets
1
E110120
Secure the cylinder head to support
•
plate, BMW No. 11 0 523.
Secure adapter plate, BMW No. 11 0 521,
•
support, BMW No. 11 5 691,
spindle, BMW No. 11 5 692,
nut, BMW No. 11 5 693, and thrust
plate, BMW No. 11 0 522.
L Note:
When removing the exhaust valves, slip suitable
washers (approx. 5 mm (0.2 in) thick) between
thrust spindle and thrust plate and dispense with the
nut for securing the thrust plate to the thrust spindle.
Press down the valves with the thrust plate.
•
Use a screwdriver to press apart and remove the
•
valve collets.
Pull the valves down to remove.
•
11.29
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