Aprilia MA 50 and MY 50 Engine - Repair, Service and Maintenance Manual

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APRILIA MA 50 & MY 50 ENGINE - MANUAL DE TALLER - SERVICE MANUAL - MANUALE DI OFFICINA

- English Service Manual / Repair Manual, in PDF format, to motorcycle Aprilia MA 50 and MY 50 Engine.
 

CONTENTS:

CHAPTER 1

- Introduction . 1-1
- Contents . 1-2, 1-3
- Safety warnings 1-4
- Maintenance work safety precautions  1-4
- General safety rules . 1-5
- Carbon monoxide  1-5
- Fuel  1-6
- Gearbox oil 1-6
- Coolant 1-6

CHAPTER 2

- Torque wrench settings . 2-2
- Lubricants table . 2-2
- Service tools. 2-3

CHAPTER 3

- Cylinder head - remove . 3-2
- Thermostat - remove . 3-2
- Cylinder - remove  3-3
- Piston - remove . 3-3
- Cylinder head - check . 3-3
- Cylinder - check  3-4
- Piston - check. 3-5
- Cylinder head-piston unit - refit . 3-7

CHAPTER 4

- Carburetor - remove  4-2
- Reed valve set - remove . 4-2
- Reed valve set - check  4-2
- Reed valve set - refit . 4-3
- Carburetor - refit  4-3

CHAPTER 5

- Water pump - remove 5-2
- Flywheel magnet cover - remove  5-2
- Water pump - check  5-2
- Water pump - refit 5-3
- Flywheel magnet - remove . 5-3
- Stator - remove  5-3
- Oil pump - remove 5-4
- Oil pump - check  5-4
- Flywheel - check  5-5
- Stator - check . 5-5
- Oil pump - refit  5-6
- Stator - refit  5-7
- Flywheel magnet - refit . 5-7
- Flywheel magnet cover - refit . 5-7
- Starter motor - remove . 5-8
- Starter motor - refit . 5-8
- Water pump cover - refit . 5-8

CHAPTER 6

- Starter system - remove . 6-2
- Starter system - check . 6-2
- Starter system - refit . 6-3
- Primary drive pulley - remove  6-3
- Primary drive pulley - inspection  6-4
- Starting clutch - remove . 6-5
- Starting clutch - check  6-6
- Clutch and secondary pulley - remove . 6-6
- Clutch - check  6-7
- Secondary pulley - check . 6-8
- Belt -check . 6-8
- Gearbox - remove  6-9
- Gearbox - check . 6-9
- Gearbox - refit  6-10
- Secondary pulley - installation . 6-11
- Clutch - reinstallation  6-11
- Starting clutch - refit . 6-12
- Primary drive pulley - install . 6-13
- Starter system - refit . 6-13

CHAPTER 7

- Right hand crankcase and crankshaft - remove. 7-2
- Crankshaft - remove . 7-2
- Crankcase, crankshaft and connecting rod - check . 7-2
- Bearings - refit  7-3
- Crankshaft - install . 7-4
- Crankcase - install  7-4
- Crankshaft oil seal - refit  7-6