2007 YAMAHA YBR125 air filter

TABLE OF CONTENTSAir filter ...........................................................6-10
Carburetor adjustment ................................. 6-11
Idle speed adjustment .................................6-12
Throttle cable free play adjustment .............6-12
Valve clearance adjustment .........................6-13
Tyres ..............................................................6-13
Wheels ..........................................................6-15
Clutch lever free play adjustment ................6-16
Front brake adjustment ................................6-16
Rear brake adjustment ................................6-17
Brake light switch adjustment .....................6-17
Checking the brake shoes ...........................6-18
Drive chain slack check ................................6-18
Drive chain slack adjustment ......................6-19
Drive chain lubrication ..................................6-21
Cable inspection and lubrication .................6-21
Throttle cable and grip lubrication ...............6-21
Brake and shift pedal lubrication .................6-22
Brake and clutch lever lubrication ................6-22
Center and sidestand lubrication ................6-22
Front fork inspection .....................................6-23
Steering inspection ......................................6-23
Wheel bearings ............................................6-24
Battery ...........................................................6-24Fuse replacement ........................................6-26
Headlight bulb replacement ........................6-27
Turn signal and taillight bulb
replacement..................................................6-28
Front wheel removal .....................................6-28
Front wheel installation ................................6-30
Rear wheel removal .....................................6-30
Rear wheel installation ................................6-32
Troubleshooting...........................................6-32
Troubleshooting chart ..................................6-33
CLEANING & STORAGE
A. Cleaning .................................................... 7-1
B. Storage ...................................................... 7-2
SPECIFICATIONS ........................................... 8-1
CUSTOMER INFORMATION........................... 9-1
Key identification number ............................. 9-1
Frame serial number ................................... 9-1
Engine serial number .................................. 9-1
DETATCHMENTS
Pre-Delivery Inspection ................................10-1
Installation....................................................10-5
GREEN BOOK
78910
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DESCRIPTION
2-2
Right view11. Rear shock absorber (page 3-9)
12. Air filter (page 6-10)
13. Kick starter (page 3-7)14. Seat(page 3-8)
15. Engine oil filler cap (page 6-8)
16. Rear brake pedal (page 3-4,6-17)
STANDARD VEHICLE
15
11 12 13 14
16
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PERIODIC MAINTENANCE AND MINOR REPAIR
6-3
PREVENTIVE MAINTENANCE SCHEDULE
VA LV E S
SPARK PLUG
CARBURETOR
AIR FILTER
FUEL LINE
FUEL FILTER
ENGINE OIL
ENGINE OIL
FILTER SCREEN
BRAKE-FRONT &
REAR
Check valve clearances, adjust if necessary.
Check condition, gap;
Clean and reset if necessary.
Check idle speed, Choke lever operation.
Clean, inspect & lubricate. (replace if necessary)
Check fuel hose, for cracks or damage.
Replace if necessary.
Check for free flow of petrol, cleanliness of filter bowl,
replace if necessary.
Replace with recommended oil - Yamalube SG Grade
(Warm engine before draining)
Wash with petrol
Check operation./ Adjust if necessary.
Grease the brake cam.
ITEM OPERATION SNO
1
2
3
5 4
6
7
8
9
*
WHEELS 13FRONT & REAR
REAR ARM PIVOT CLUTCH
12 11BRAKE SHOES-
10
Check runout, spoke tightness, damage;
Correct it, if necessary. Check for wear, replace if necessary.
Check alignment marks on Push Lever and
Tighten with specified Torque if necessary Check Rear Arm assembly for looseness. Crankcase L.H. Adjust if necessary.
30 Days OR
500-700 KmAFTER EVERY DAYS OR KMS
REPLACE EVERY 10,000 km90 Days OR
2500-2700 Km180 Days OR
4500-5000 KmAFTER
EVERY
2000 KMS

1. Air filter case cover
2. Screw(3 Nos)Air filterThe air filter should be cleaned at
the specified intervals. It should be
cleaned more frequently when riding
in unusually wet or dusty areas.
1. Remove panel B. (See page 6-5for removal and installation
procedures.)
2. Remove the air filter case fitting screws and the air filter case
cover.
1. Air filter element
2. Lockable SpringWire
PERIODIC MAINTENANCE AND MINOR REPAIR
6-10
3. Remove the air filter from thecase.
4. Unlock the spring wire.
1. Air filter element
2. Frame6. Apply recommended oil to the entire surface of the each element
and squeeze out the excess oil.
They should be wet but not
dripping.
Recommended oil:
20W40 Type SG
2 1
2
1 2
2
1

CAUTION :
CAUTION :
Make sure the air filter is
properly seated in the air filter
case.
The engine should never be run
without the air filter installed.
Excessive piston and/or
cylinder wear may result.
Dirty Element Air Cleaner
causes excessive fuel
consumption and loss of
power.
Clean Element Air Cleaner after
every 2000 Kms.
The Element Air Cleaner should
be cleaned and lubricated more
frequently (every 1000 kms), if
Motorcycle is operated in very
dusty (e.g. unpaved, dust laden
roads) conditions.
Carburetor adjustmentThe carburetor is a vital part of the
engine and requires very sophisti-
cated adjustments. Most adjust-
ments should be left to a YAMAHA
dealer who has the professional
knowledge and experience to do so.
However, the following may be
serviced by the owner as part of
routine maintenance.
The carburetor is set at the
YAMAHA factory after many
tests. If the settings are changed,
poor engine performance and
damage may result.
PERIODIC MAINTENANCE AND MINOR REPAIR`
6-11
7. Pull the air filter elements over
the frame and install the air filter
in the case.
8. Install the Spring Wire
9. Install the air filter case cover
and panelCAUTION :NOTE :Ensure no distoration/proper
positioning of felt Seal 1 , if
damaged contact YAMAHA Dealer.Do not twist Element Air Cleaner.

SPECIFICATIONS
8-1
SpecificationsModel LIBERO (5TS8)
Dimensions
Kerb weight :(With Engine Oil &
90% Fuel in Tank)- 119Kg.
Engine ::
Overall length 2,000 mm
Overall width 730 mm
Overall height 1,050 mm
Seat height (Upto Rider) 800 mm
(Upto Pillion Rider) 850 mm
Wheelbase 1,290 mm
Ground clearance 173 mm
Minimum turning radius 2,000 mm
Engine type
Cylinder arrangement
Displacement
Bore x Stroke 49X56
Compression ratio 9 : 1
Starting system
Lubrication system
Maximum power 7.6
Maximum torque 0.80Air cooled 4-stroke,SOHC
Forward inclined single
cylinder
106 cm
mm
Kick starter
Wet sump
PS(5.59 KW) @ 7500
Kgm. @ 6000
3
RPM
RPM
EngineOil:
Capacity
Air filter:
Fuel :
Carburettor:Type:
:
Periodic oil change 1.0
Total amount
Type G
Fuel tank capacity
Reserve amount
Type Variable Venturi Type
Manufacturer M/S Keihin Fie PrivateBe sure to use motor oils that do not contain
antifriction modifiers. Passenger car motor oils (often
labelled Energy conserving) contain anti-friction
additives which will cause clutch and/or starter clutch
slippage, resulting in reduced component life and
poor engine performance.
YAMALUBE 4-Stroke motor
oil (20W40 type SG)
L
1.2 L (First fill/Overhaul)
Wet type element
asoline (Petrol)
13.0 Litres
1.7Litres
Limited India.
CAUTION :

1. DO’S ()

1Always use genuine ‘spare parts’ purchased from YAMAHA Authorised Dealers.

2Always use only genuine oils
• 4T - 20W/40 SG grade - YAMALUBE 4T

3 Always keep your engine well turned. Save environment and also improve Fuel Efficiency

4 • ALWAYS GET YOUR MOTORCYCLE REPAIRED AND MAINTAINED ONLY AT YAMAHA AUTHORISED
DEALER.
• YAMAHA serves you through a wide network of Authorised Dealers.

5.Check the Following at every scheduled service:-
a) Spark Plug : Check/Reset Gap/Replace as per the recommendations
in this Owner’s Manual (page no 6-7)
b) Carburetor :Cleaning/Adjustment Every 4500 kmsc) Air Filter : Clean every 2000 kms as per the environment conditions.
d) Piston/Rings/Cylinder : Check / Clean / Replace if necessary
e) Exhaust System : Check / Replace if necessary
f) Valve Timing : Check / Adjust every 4500 kms
g) Compression pressure :Check / Diagnose.
6 Always drive with Starter Lever in OFF position.
7 Use Starter Lever for minimum possible period (1 to 2 minutes) only to start and warm up Engine
(may be required only in winter)
DO’S AND DON’TS FOR THE MOTORCYCLE
2
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3. LIST OF COMPONENTS IMPACTING “EMISSION” 2. PROCEDURE FOR MEASUREMENT OF “CO” EMISSION LEVEL
2.1IMPORTANT : “CO” Measurement Equipment must be duty calibrated.
2.2 Check for “NO LEAKAGE” from Exhaust System.
2.3 Starter Lever should be in OFF position.
2.4 All Electricals should be in OFF position.
2.5 Set the Idle speed of the Engine in warmed up condition of Motorcycle as specified.
2.6 Insert the Sampling probe of the Exhaust Gas Analyser inside the Exhaust Muffler of the
Motorcycle.
2.7 • If the reading is within specified limits then it is acceptable.
• If the reading exceeds the norm of 3.5% (by volume) have it adjusted by YMI Authorised
Dealer.‘CO’ EMISSION LEVEL MEASUREMENT
4
MODELIDLE R.P.M.
1300 - 1500 RPM
LIBERO
a. Air Filter
b. Carburetor
c . Cylinder
d. Piston Ring & Piston
e. Cylinder Headf. Rocker Arm
g. Valves
h. Cam Shaft
i. Valve Seals
j. Timing Chaink. Air Intake System
l. Ignition Coil, CDI, Magneto
m. Spark Plug
n. Exhaust System
- AIS, - CAT CON
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