Fantic XX 125 User manual

Introduction
USE AND MAINTENANCE MANUAL
INTRODUCTIONXX 125 • XE 125 - Rev00 / 2020
1
FANTIC WANTS TO THANK YOU
for choosing one of its products.
We recommend that you read this manual before driving your vehicle. It contains information, advice and warnings on the vehicle
maintenance and use. The instructions in this manual have been prepared to give you a simple and clear guide for use. We are sure
that taking it into consideration you will gain confidence with your new vehicle, which you can use for a long time and with full
satisfaction.
MANUFACTURER DATA AND EDITION
Fantic Motor
Via Tarantelli, 7
31030 - Dosson di Casier (TV) Italy
Tel. [phone]
Fax [phone]
E-mail: [e-mail]
www.fanticmotor.it
Edition: 00/2020.

13 MotoreIntroduction
USE AND MAINTENANCE MANUAL
INTRODUCTIONXX 125 • XE 125 - Rev00 / 2020
2
Introduction
This manual was prepared by Fantic Motor for use by Fantic Motor dealers and their specialized personnel. It is assumed that
those who use this documentation for repair and maintenance of Fantic Motor vehicles have a basic knowledge of the principles
and mechanical procedures regarding vehicle repair techniques. In the absence of these notions, repair or maintenance may be
inadequate or dangerous.
Fantic Motor is constantly committed in improving its production. Any significant modifications and changes introduced with regard
to vehicle characteristics and repair procedures will be brought to the attention of all Fantic Motor dealers and will be published in
future editions of the manual.
Fantic Motor reserves the right to modify and make changes, at any time and without notice, to the models described,
specifications and design data, guaranteeing the essential characteristics described and illustrated in this manual.
Operators have the obligation to read the manual and to scrupulously follow the instructions given. The manufacturer
is not responsible for damages caused to people and/or things and is not responsible for damages to the product, if the
instructions given in this manual are not observed.
This publication, or part of it, cannot be reduced or translated without the Fantic Motor’s approval. Reproduction of the
contents used in this manual without the Manufacturer’s permission is prohibited. Fantic Motor assumes no responsibility
for printing errors and omissions. All rights reserved.

INDEX
USE AND MAINTENANCE MANUAL
XX 125 • XE 125 - Rev00 / 2020
3
1. General information ...............................................................................................................................8
1.1 Warnings .......................................................................................................................................................8
1.2 Symbols used in the manual ..................................................................................................................... 10
1.3 Behaviour and driving ............................................................................................................................... 11
Vehicle use .................................................................................................................................................. 11
Getting on ................................................................................................................................................... 11
Getting off ................................................................................................................................................... 11
1.4 Frame number ............................................................................................................................................ 12
1.5 Engine number ........................................................................................................................................... 12
1.6 Location of important labels ..................................................................................................................... 13
1.7 Vehicle component location ..................................................................................................................... 15
Handlebar components (XX 125 version) ................................................................................................. 15
Right and left side components (XX 125 version) .................................................................................... 16
Handlebar components (XE 125 version) ................................................................................................. 17
Right and left side components (XE 125 version) .................................................................................... 18
1.8 Technical data ............................................................................................................................................ 19
1.9 Tightening torques .....................................................................................................................................22
Tightening torque tables (version XX 125) ...............................................................................................22
Tightening torque tables (version XE 125) ...............................................................................................26
1.10 Maintenance limits ...................................................................................................................................30
Engine .........................................................................................................................................................30
Chassis ........................................................................................................................................................32
Electrical .....................................................................................................................................................34
1.11 Electrical system diagram ........................................................................................................................35
Cables colour coding .................................................................................................................................35
Key to the wiring diagram components (XX 125 version) .......................................................................36
Wiring diagram (XX 125 version) ...............................................................................................................37
Key to the wiring diagram components (XE 125 version) .......................................................................38
Wiring diagram (XE 125 version) ...............................................................................................................39
1.12 Lamps (XE 125 version only) .................................................................................................................... 41
1.13 Fuses (XE 125 version only) ...................................................................................................................... 41
1.14 Recommended lubricants and liquids ...................................................................................................42
1.15 Maintenance intervals ..............................................................................................................................43
Maintenance table (XX 125 and XE 125 “Racing” versions) .....................................................................43
Maintenance table (XE 125 “amateur” version) .......................................................................................46
2. Use of the vehicle .................................................................................................................................48
2.1 Pre-operation inspection and maintenance ............................................................................................48
2.2 Running in ..................................................................................................................................................48
2.3 Refuelling ....................................................................................................................................................49
2.4 Starting the engine ....................................................................................................................................49
Starting a cold engine ................................................................................................................................49
Starting a warm engine .............................................................................................................................49
2.5 Stop the engine .......................................................................................................................................... 50
2.6 Main components ......................................................................................................................................50
Engine stop switch (XX 125 version) .........................................................................................................50
Engine stop switch (XE 125 version) .........................................................................................................50
Clutch lever ................................................................................................................................................ 51

INDEX
USE AND MAINTENANCE MANUAL
XX 125 • XE 125 - Rev00 / 2020
4
Shift pedal .................................................................................................................................................. 51
Kickstarter lever ......................................................................................................................................... 51
Throttle grip ............................................................................................................................................... 51
Front brake lever ........................................................................................................................................52
Rear brake pedal ........................................................................................................................................52
Fuel cock (XX 125 version) .........................................................................................................................52
Fuel cock (XE 125 version) .........................................................................................................................52
Starter knob (choke) ..................................................................................................................................53
Sidestand (only for XE 125 version) ..........................................................................................................53
Locking device (only for XE 125 version) ..................................................................................................53
2.7 Dashboard ..................................................................................................................................................54
Instruction of function ...............................................................................................................................54
Battery replacement .................................................................................................................................. 55
Switch Function Instructions .................................................................................................................... 55
Setting Mode ..............................................................................................................................................58
The tire circumference and sensing point setting ...................................................................................58
Sensing point setting .................................................................................................................................59
The clock (hour) setting .............................................................................................................................59
The clock (minute) setting ........................................................................................................................59
Stop watch Setup .......................................................................................................................................60
Maintenance Oil Light Setting ................................................................................................................... 61
Backlight brightness .................................................................................................................................. 61
3. Adjustments .........................................................................................................................................63
3.1 Brakes ..........................................................................................................................................................63
Front brake adjustment .............................................................................................................................63
Rear brake adjustment ..............................................................................................................................63
3.2 Clutch ..........................................................................................................................................................64
Adjusting the clutch lever position ...........................................................................................................64
Adjusting the clutch lever clearance ........................................................................................................ 64
3.3 Throttle control ..........................................................................................................................................65
Adjusting the throttle grip clearance ........................................................................................................65
3.4 Adjusting the engine idling speed ............................................................................................................ 65
3.5 Handlebar adjustment ..............................................................................................................................66
Handlebar installation and adjustment ...................................................................................................66
3.6 Rear-view mirrors (only for XE 125 version) .............................................................................................67
Rear-view mirror adjustment ....................................................................................................................67
3.7 Carburation ................................................................................................................................................67
Carburetor setting ......................................................................................................................................67
Test run .......................................................................................................................................................68
Effect of setting parts in relation to throttle valve opening .................................................................... 69
Standard carburation setting (XX 125 version) ........................................................................................69
Standard carburation setting (XE 125 version with “Racing” configuration) ........................................69
Standard carburation setting (XE 125 approved version) .......................................................................69
Adjusting the main jet ...............................................................................................................................70
Adjusting the pilot air screw .....................................................................................................................70
Adjusting the pilot jet ................................................................................................................................70
Adjusting the jet needle groove position ................................................................................................. 71

INDEX
USE AND MAINTENANCE MANUAL
XX 125 • XE 125 - Rev00 / 2020
5
Jet needle adjustment .............................................................................................................................. 71
Relationship with throttle opening ..........................................................................................................72
Carburetor setting parts ............................................................................................................................72
3.8 Fork adjustment .........................................................................................................................................74
Rebound damping adjustment (return) ...................................................................................................74
Compression damping adjustment .........................................................................................................74
Relieving the front fork internal pressure ................................................................................................75
3.9 Rear shock absorber adjustment .............................................................................................................76
Rebound damping adjustment (return) ...................................................................................................76
Compression damping adjustment (low speed) ..................................................................................... 76
Compression damping adjustment (high speed) ...................................................................................77
3.10 Setting the SAG .........................................................................................................................................77
Rear shock absorber sinking adjustment (SAG) ......................................................................................77
4. Maintenance .........................................................................................................................................79
4.1 Trasmission oil ............................................................................................................................................79
Checking the transmission oil level ..........................................................................................................79
Changing the transmission oil ..................................................................................................................79
4.2 Coolant .......................................................................................................................................................80
Checking the coolant level ........................................................................................................................80
Coolant replacement .................................................................................................................................80
4.3 Air filter ....................................................................................................................................................... 81
4.4 Spark plug ...................................................................................................................................................82
4.5 Head, cylinder, piston and exhaust valve .................................................................................................83
Parts removal .............................................................................................................................................83
Head check .................................................................................................................................................84
Cylinder check ............................................................................................................................................85
Piston check ...............................................................................................................................................85
Checking the piston clearance ..................................................................................................................86
Checking the combination of piston and cylinder ..................................................................................86
Checking the exhaust valve .......................................................................................................................87
Installation of the piston ...........................................................................................................................87
Exhaust valve installation ..........................................................................................................................88
Cylinder installation ...................................................................................................................................89
Head installation ........................................................................................................................................ 91
4.6 Clutch .......................................................................................................................................................... 91
Clutch removal ........................................................................................................................................... 91
Check the clutch elements ........................................................................................................................93
Clutch installation ......................................................................................................................................94
4.7 Steering play control and adjustment ......................................................................................................97
Steering play control .................................................................................................................................97
Steering play adjustment ..........................................................................................................................97
4.8 Fork ............................................................................................................................................................. 98
4.9 Shock absorber ..........................................................................................................................................98
4.10 Wheels .......................................................................................................................................................98
Spokes check and tightening ....................................................................................................................98
Wheel check ...............................................................................................................................................99
4.11 Brake pads ................................................................................................................................................99