Apriliadreams.co.uk

Use and maintenance Manual

It contains useful information and also wiring diagrams for the Aprilia SR models of scooters.

To download the Use and Maintenance Manual for the Aprilia SR scooters please click the link below:

USE AND MAINTENANCE MANUAL PDF

How Two-Stroke Expansion Chambers Work, and Why You Should Care.

Technical Drawings for the Aprilia SR 125

AIRBOX

1. Air Box 
2. Air Filter
3. Filter Housing Cover
4. Filter housing body
5. Air Filter Housing Seal
6. Screw M4,2x20*
7. Inox self tapping screw 3,9x14
8. RH+LH Intake connector
9. Hose clamp 25-40 h8
10. Hose clamp 40-60 h9
11. Hex socket screw M6x100
12. Hex socket screw M6x75
13. Spring washer 6,4x11x0,5*

CENTRAL BODY PANEL

1. Floor Panel
2. Washer 15x5,5X1,2*
3. RH mat
4. LH mat
5. Spacer D6x8x13,5*
6. Screw w/ flange M6x25*
7. Screw 5,5x22*

CENTRAL BODY TUNNEL

1. Tunnel cover
2. RH Tunnel
3. LH Tunnel
4. Lever
5. Low nut M19x1*
6. Notched washer
7. Screw M4x6
8. Washer
9. Screw 5,5x22*
10. Washer 15x5,5X1,2*
11. Lock
12. Battery cover
13. RH Connecting rod cover
14. LH Connecting rod cover

CENTRAL BODY UNDERBODY PANEL(Belly)

1. Underpanel
2. Sump guard
3. Screw w/ flange M6x16*
4. Clip M6*
5. Screw clip D5,5*
6. Underpanel

CENTRAL STAND

1. Central stand
2. Split pin *
3. Stand pin
4. Washer 10,5x21x2*
5. Belleville spring
6. Lateral stand spring
7. Internal lateral stand spring
8. Rubber spacer

CLUTCH

1. Clutch drum
2. Washer
3. Nut (Outer)
4. Ring nut
5. Variator spring
6. Clutch coupling
7. Cup
8. Cup
9. Gasket
10. Gasket
11. Guide pin L=11,1
12. Spacer
13. Bearing 17x30x7
14. Cup
15. Sec. fixed sheave, complete
16. Sliding secondary pulley
17. Gasket ring
18. Bearing
19. Secondary pulley
20. Spacer
21. Snap ring
22. Bearing
23. Roller cage 20x29x18

CLUTCH SIDE COVER & KICKSTART

1. Kick shaft assy
2. Elastic drift
3. Starting pinion
4. Spring
5. Spring
6. Plug
7. Screw
8. Air deflector
9. Transmission cover
10. Kick-start lever cpl.
11. Rubber spacer
12. Washer 10,1x2,5
13. Ring
14. Spring
15. Washer 16,3x23,8x0,6
16. Circlip
17. Drift
18. Pin d.9,5 h=15
19. Screw w/ flange m6x25
20. Variator cover gasket
21. Screw M6x45
22. Bush

CONNECTING ROD

1. Connecting rod pivot pin
2. Stop conn.rod guard
3. Silent-block, connecting rod
4. Hex screw M10x25
5. O-ring 4087
6. Rod bush
7. Connecting rod spacer
8. Connecting rod spacer
9. Engine connecting element
10. Frame coupling rod
11. Frame pivot pin
12. Curved spring washer *
13. Self-locking nut M10*

CRANK CASE

1. Whole Engine
2. Stud bolt
3. Hex screw
4. Nut m6
5. Stop ring
6. Nut
7. Stop ring
9. O-ring
10. Starter motor gear
11. Bush
12. Silent-block
13. Pin d.9,5 h=15
14 - Ball bearing
15 - Nut m6
16 - Adjuster screw
17 - Breather
18 - Cable-guide
19 - Screw w/ flange m6x25
20 - Plate

CLOCK(DASHBOARD)PANEL

1. Dashboard complete
2. Transparent protection
3. Guard
4. Lighting screen
5. O-ring
6. Lampholder, complete 12v 1,2w
7. Lampholder, complete 12v/2w
8. Odometer cable
9. Spec. self-tap screw 3,5x20
10. O-ring 115
11. Inox self tapping screw 2,9x12

CRANK

1. Bearing
2. Gasket ring cpl.
3. Transmission key
4. Roller cage
5. Crankshaft cpl.

ELECTRIC'S 1

1. Main switch - steering lock
2. Aprilia milled key
3. Voltage regulator
4. Horn
5. Screw w/ flange M6x25*
6. Self-locking nut M6*
7. Screw w/ flange M6x16*
8. Flasher unit 12V 10+10W
9. Brake light switch
10. Headlight wiring w/harness
11. Diode
12. Main wiring harness

ELECTRIC'S 2

1. Main wiring harness
2. Battery 12v-6ah
3. ECU
4. Relay battery wiring
5. Coil cpl.
6. Starter relay
7. Relay rubber
8. CDI wiring - Coil
9. Tail light wiring harness
10. Spacer 6,5x10x19*
11. Self-locking nut M5*
12. Screw w/ flange M5X40
13. Screw w/ flange M5x25*
14. Washer 5,5x15x1,6*
15. Fuse 15A
16. Fuse 5a
17. Fuse cable
18. Sparkplug cap
19. Protection collar
20. HT cable
21. Insulating cap
22. Ground-coil lead

ENGINE

1. Complete Engine
2. Variator cover
3. Air intake hose
4. Plug, grey
5. Variator air intake
6. Hose clamp *
7. Hose clamp

ENGINE PLASTIC'S

1. Bush
2. Screw
3. Washer
4. Washer 8,4x18x2
5. Oil seals
6. Engine set gasket
7. Variator cover
8. Cover
9. Screw M5x20
10. Cable-guide
11. Self-tapping screw M5x40
12. Screw w/ flange M6x60
13. Spring washer
14. Screw w/ flange M6x25*
15. Screw w/ flange M6x45*
16. Spacer bush *
17. Cylinder air shroud

FRAME

1. Frame
2. Rear footrests
3. Footrest pin
4. Stop ring
5. Ball D6,35
6. Footrest plate
7. Coil compress. spring *
8. Captive nut M6
9. Clip M6*
10. Ball ring set, complete
11. Underpanel support
12. Upper front shield support
13. Front shield support
14. Screw w/ flange M6x12*
15. Screw w/ flange M6x16*
16. Hose clamp *
17. Bumper

CLOCK FAIRINGS

1. Front Fairing windshield
2. Dashboard panel
3. Handlebar plate
4. RH pushbbutton supp.
5. LH pushbutton supp.
6. Under dash
7. Hex socket screw m5x35 (2001 reg model)
7. Hex socket screw M5x20* (X-Y reg models)
8. Rubber with insert
9. Inox self tapping screw 3,9x14
10. Self-tapping screw *
11. Screw with flange M5x12*
12. Mushroom rubber
13. Dashboard lockup
14. Spacer

FRONT FAIRING

1. Front fairing
2. Upper shield guard (vent)
3. Screw 5,5x15,9*

FRONT FAIRING 2

1. RH air intake
2. LH air intake
3. Inox sel tapping screw 3,9x14
4. Hood fairing
5. Lower shield cover
6. Screw with flange M6x16*
7. Self-tapping screw

FRONT MUDGUARD

1. Screw with flange M5X40
2. Screw with flange M5x9
3. Front mudguard
4. Rubber with insert

LEGSHIELD

1. Front shield
2. Internal shield
3. Type appr.data cover
4. Aprilia milled key
5. Main switch - steering lock
6. Rubber with insert
7. Screw clip D4,2
8. Inox self tapping screw 3,9x14
9. Screw 4,2x25*
10. Hex socket screw M6x16*
11. Shear rivet M6x17
12. Undersaddle hook coupling

FRONT BRAKE CALIPER

1. Front brake caliper D32
2. Screw w/ flange M8x35*
3. Bleeder+cap
4. F.antiwhistle plate-pair
5. Pin+Brake spring
6. Washer 10x14x1,6*
7. Oil pipe screw *
8. Front brake pipe
9. Brake caliper rev. kit
10. Brake caliper cover
11. Pads pair

FRONT BRAKE (DISC)

1. Throttle without hand grip
2. Handgrip
3. Throttle cable with splitter
4. Front brake pump D12
5. Brake pump level window, assy
6. Pump cover
7. Brake lever U-bolt
8. Polished brake lever
9. Brake light switch
10. Front brake pipe
11. Oil pipe screw *
12. Washer 10x14x1,6*
13. Pump revision kit
14. Lever pin coupling
15. Cap screw
16. Steath ward trailing

FRONT FORKS 1

1. Front fork
2. Stem base
3. Plug
4. O-ring
5. Screw M10x35

FRONT FORKS 2

1. Sleeve decal
2. Seal washer
3. Screw
4. Screw
5. Circlip
6. RH hub
7. LH hub
8. RH sleeve
9. LH sleeve
10. Dust cover
11. Oil seal

FRONT WHEEL

1. Semi Synthetic Rock Oil Motor Oil 4 litre
2. Front wheel spindle
3. Washer 12,2x22x2
4. Odometer gear
5. Low self-locking nut M12x1,25
6. Front wheel ins.spacer
7. Front wheel spacer
8. Bearing
9. O-ring
10. Drive key
11. Front wheel RifleTube
12. Brake disc D190
13. Screw with flange M8x30*
14. Tubeless tyre valve

FUEL TANK

1. Fuel tank
2. Fuel filler cap
3. Filler cap rubber
4. Low self-locking nut M4*
5. Washer 4,3x9x0,8*
6. Vacuum fuel tap
7. Hose clamp D8*
8. Hose clamp D16-24x8*
9. Screw with flange M6x20*
10. Washer 6,6x18x1,6*
11. Fuel level sensor
12. Cable-guide D8
13. Pipe 4x8
14. Pipe 5x9

HANDLEBAR CONTROLS

1. Handlebar with horizontal centering.
2. RH mirror rubber
3. LH mirror rubber
4. RH rearview mirror
5. LH rearview mirror
7. Start pushbutton
8. Horn button
9. Turn indicator lightbutton
10. Lights selector
11. Lightbutton
12. Plastic rivet
13. Hex socket screw M8x35
14. Screw M10x50*
15. Self-locking nut M10*
16. Washer 10,5x21x2*
17. Screw w/ flange M8x40*
18. Self-locking nut M8*
19. Plug
20. Light connector

HEAD CYLINDER PISTON

1. Cylinder with piston
2. Spark plug
3. Nut
4. Nut
5. Head
6. Gasket
7. Gasket ring
8. Snap ring
9. Piston pin
10. Piston assy
11 - Soundproofing material
12 - Soundproofing material
13 - Stud bolt m8x20

HELMET COMPARTMENT

1. Helmet compartment
2. Pillar hinge
3. Saddle spin
4. Split pin
5. Fuel sensor cover
6. Toolkit
7. Screw with flange M6x35*
8. Screw with flange M6x20*
9. Self-locking nut M6*
10. Saddle lock
11. Inox self tapping screw 3,9x14
12. Screw with flange M6x40*
13. Low self-locking nut M6*
14. Top box weatherseal

LIGHTS

1. Headlight
2. Headlight wiring with harness
3. Spring
4. Taillight wiring harn.
5. RH front turn indicator
6. LH front turn indicator
7. RH front/LH rear turn indicator
8. LH front/RH rear turn indicator
9. Taillight
10. Lampholder
11. Screw M4,2x20*
12. RH Turn indicator front lens
13. LH front turn indicator lens
14. Window
15. White self-tap scrw 3,9x16
16. Hex socket screw M5x16
17. Self-locking nut M5*
18. Turn indicators extension
19. Inox self tapping screw 3,9x14
20. Turn indicator lens
21. Number-plate light+ref.
22. Self-locking nut M5*

LOCK'S

1. Lock hardware kit
2. Main switch - steering lock
3. Aprilia milled key
4. Shear rivet M6x17
5. Hex socket screw M6x16*
6. Lever
7. Notched washer
8. Screw M4x6
9. Low nut M19x1*
10. Washer
11. Low self-locking nut M6*
12. Screw w/ flange M6x40*
13. Lock
14. Saddle lock

MAGNETO

1. Fan
2. Nut cpl.
3. Washer 5,3x10x0,5
4. Hex socket screw m5x12
5. Screw
6. Stator Coupling
7. Rotor
8. CDI magneto assy
9. Clamp

MANIFOLD

1. Carburettor flange
2. Reed valve assy
3. Screw w/ flange m6x25
4. Hose clamp

OIL PUMP

1. Oil pump assy.
2. Oil pipe
3. Mixer pipe
4. Washer 5,3x10x0,5
5. Hex socket screw m5x12
6. Belt protection
7. Plate
8. Washer
9. Screw m5x20
10. Gear
11. Toothed belt
12. Toothed pulley
13. Hose clamp
14. Hose clamp

OIL TANK

1. Oil tank
2. Oil reserve indicator
3. Mixer oil filter
4. Oil filler cap
5. Oil seal
6. Rubber spacer *
7. 2-way union
8. Hose clip D8x5,5*
9. Hose clip D23,5x8*
10. Washer 6,6x18x1,6*
11. Screw w/ flange M6x20*

REAR BODY PLATE HOLDER

1. Pillion grab bar
2. Number plate holder
3. Hex socket screw M6x20*
5. Hex socket screw M6x30*
6. Plate holder spacer
7. Plate light support
8. Hex socket screw M6x50

REAR BODY REAR FAIRING

1. Rear fairing
2. Inox self tapping screw 3,9x14
3. Fuel tank cover
4. Undertray

REAR BODY SIDE PANELS

1. Rear mudguard
2. Inox self tapping screw 3,9x14
3. RH side panel
4. LH side panel
5. Saddle hinge rubber
6. Screw M4,8x13*
7. Clip M5*
8. Screw with flange M5x16*

REAR DRUM BRAKE

1. Brake shoes+springs
2. Brake shoes return spring
3. Plate
4. Rear brake cam
5. Gasket ring
6. Screw with flange m6x25
7. Square nut
8. Rear brake lever
9. Gasket ring

REAR BRAKE LEVER

1. Rear brake lever complete
2. Handgrip
3. Brake light switch
4. Rear brake lever
5. Screw
6. Brake lever pin
7. Brake lever U-bolt
8. Rear brake cable
9. Rear brake lever register
10. Brake cable retainer
11. Coil compress. spring *

REAR SHOCK ABSORBER

1. Shock absorber
2. Rubber spacer
3. Bush
4. Screw M10x50*
5. Screw M10x40*
6. Washer 10,5x21x2*
7. Curved spring washer *
8. Washer

REAR WHEEL

1. Rear wheel
2. Tyre
3. Rear wheel plug
4. Split pin
5. Rear wheel nut
6. Cap
7. Ring
8. Tubeless tyre valve

SADDLE AND PILLION SEAT

1. Saddle complete
2. Saddle all in one type
3. Screw with flange M6x12*
4. Saddle rubber
5. Saddle cover
6. Saddle pillar
7. Rear Pillion Seat

STARTER MOTOR

1. Starter motor complete
2. Screw m6x35
3. Gasket
4. Starter motor wiring harness

TRANSMISSION CASING

1. Drive shaft assy
2. Bearing 20x47x14
3. Bearing
4. Primary drive shaft
5. Needle bearing
6. Intermediate shaft
7. Washer
8. Snap ring
9. Gasket ring
10. Washer
11. Needle bearing
12. Toothed wheel
13. Thrust washer
14. Shaft pin

TRANSMISSION

1. Drive shaft assy
2. Bearing 20x47x14
3. Bearing
4. Primary drive shaft
5. Needle bearing
6. Intermediate shaft
7. Washer
8. Snap ring
9. Gasket ring
10. Washer
11. Needle bearing
12. Toothed wheel
13. Thrust washer
14. Shaft pin

VARIATOR

1. Drive shaft assy
2. Bearing 20x47x14
3. Bearing
4. Primary drive shaft
5. Needle bearing
6. Intermediate shaft
7. Washer
8. Snap ring
9. Gasket ring
10. Washer
11. Needle bearing
12. Toothed wheel
13. Thrust washer
14. Shaft pin