to learn how to repair any damage in a moped 49cc

1. How to repair a moped

2. Structure of the research work
Introduction
What we have to learn
Pulling apart the engine
Repairing the basic parts
The Fairings
Conclusions

3. What we have to learn
Vocabulary
Tools
Parts of a moped
Accessories of a moped
Parts of the internal structure

4. Pulling apart the engine
Disassemble
– the fairings
Taking apart the :
Passengers seat, the
side covers, bellypan
The front :
Front upper fairing,
the front lower

5. – The engine
A jack to rise the back
wheel of the ground
magnetic plate,
inlet manifold, the
cooler tubs,
exhaust wich allen
wrench

6. – The engine
Loosen the suspension
of the frame, the wheel
falls down
Engine was stuck
by an axis

7. – The engine
The aspect of the moped

8. – The engine
No
compression of
the pedal
starter, piston
burnt
the
cylinder
head
came off
The cylinder liner

9. – The engine
Scratches and bumps of the
cylinder liner and piston
Pilers to remove a
clip in the hole
The rod was moving from side to side, it has
to be completely straight

10. – Prices
– Garages: about 600€ minimum
– scrapyard: 40€
– rectify the cylinder and the new piston: 50€

11. – Repairing
The new engine next to
the old one.
Allen key
The clutch, the
fan belt,
variator with
pipe key

12. – Repairing
The engine oil under the
casing
Sprocket box
with six allen
screws

13. – Repairing
Taking out the sprockets to put them into the new
casing

14. – Repairing
Cover the wheel with clothes to paint the casing

15. – the new cylinder
The new piston Connecting the
axis into the hole
of the rod

16. – the new cylinder
Three holes to press the
rings
Pasta to fill up the joints

17. – Repairing
Lubricate the
axis
Tighten the
suspension
Air cable,
petrol cable

18. – Repairing
- We put the engine oil into the casing
- Plug in the pipette to the sparking plug
- Assemble the exhaust pipe
- Fill the refrigerating liquid
- At the third attempt the moped started

19. Repairing the basic parts
Frame
The support
was broken
Weld was too
difficult

20. Frame
Invent a
bracket
Measuring
the distance
Aluminium
bars

21. Tyres
Degraded
wheels
Scrapyard

22. Tyres
-Take out the exhaust
-loosen the big nut with a box
spanner
-use a jack
-crowbar
- the rim

23. The gas grip
Unscrew the front panel
A Broken wire adjuster
near the grip
We compressed the spring
and slide needle using the
thumb and two fingers
We passed the wire into his
wire sheath

24. Front brake
Air bubbles into
the fluid circuit
The lid of the brake fluid bomb caliper
Brake
handle
Drops of liquid mixed with air
Trickle of liquid
appeared trough
the air screw.
Filling and
closing

25. The fairings
Sanding
-The thin sandpaper
-The medium one
-The rough one

26. Painting
Primer spray
Acrylic spray to paint
First layer Third layer

27. Conclusions
e
How to restore a moped at home
Vocabulary
Save money
Enjoy a lot

28. Let's go!!