Piaggio MP3 Series Drive Belt Replacement Motorcycle Belt Replacement

Piaggio MP3 Series Drive Belt Replacement Motorcycle Belt Replacement

Belt replacement time

Manual recommendation: replace the belt every 10,000 km

Piaggio Piaggio part number: 832738

Slider Replacement

The manual calls for replacing the pulleys with drive belts. However, most owners find this is very conservative and the pulleys can last for multiple belt changes. It is recommended that the slider be replaced every three belt changes.

Tools

Small socket wrench set

Socket wrenches: 27 mm, 10 mm

21 x 23mm plum double-open wrench

Transmission clamping tool

Torque wrench (torque 200Nm)

Wooden hammer

Phillips screwdriver

Belt replacement sequence

  1. Park the scooter
  2. Remove the air filter
  3. Remove the gearbox cover
  4. Remove the gearbox
  5. Remove the driven pulley nut
  6. Remove the gearbox housing
  7. Remove the transmission and clutch
  8. Check transmission and weight
  9. Seat belt on the clutch
  10. connect transmission and clutch
  11. Torque the transmission nut
  12. Putting on the transmission cover
  13. 10.1 Bolts on the housing
  14. 10.2 Torque drive pulley nut
  15. Attaching the gearbox cover
  16. Installing the air filter

Park the vehicle safely

Place the motorcycle on the center stand and turn off the vehicle to disconnect the power.

Park the vehicle safely

Remove the air filter

Using a Phillips screwdriver, remove the nine air filter screws. Use a Phillips wrench to push the screws out of the air filter cover and put them in a box. Clean the air filter element by the way.

Remove the air filter

Remove the transmission cover

Using a Phillips screwdriver, remove the four transmission cover screws and place them in a box.

Remove the transmission cover

Remove the driven pulley cover

Remove the pulley cover by turning it a quarter turn to the right. Then remove the cover with a small one-piece screwdriver

Remove the driven pulley cover

Remove the driven pulley nut

Make sure the parking brake is off. Place a 21 mm wrench on the nut at the 3 o'clock position. Place the shaft with the 10 mm wrench in the 7 o'clock position and place it on the ground. Pull on the 21 mm wrench with force. Slide the nut and washer onto the screwdriver so that it stays in place.

Remove the driven pulley nut

Removing the transmission case

Remove the seven 8 mm bolts and four 10 mm bolts using the extended small ratchet tool. After removing the housing, verify that the bearings in the shaft housing are free to rotate.

 Removing the transmission case

Maintenance of motorcycle

Remove the transmission and clutch

Attach the transmission clamping tool - use a 5mm allen wrench to tighten the spacer. Pull up the brake lever using a torque wrench and a 27mm socket. Slide the nut, washer, outer retaining plate, and large bushing onto the screwdriver to keep them in the correct order! After that remove the clutch cover, clutch, and belt.

Remove the transmission and clutch

Check the transmission

Remove the transmission and clean it. Also, check it for wear and tear.

Check the transmission

Install the drive belt on the pulley

Place the clutch side on a soft surface and position the "1" locating pin between the two pulley halves. Use a hammer to crack the locating pin between the two pulley halves to separate them. Place the belt between the two pulley halves and make sure the belt arrow points to the left when rotating counterclockwise.

Install the drive belt on the pulley

Connect the transmission and clutch

Install the transmission by clamping the belt around the pulley and installing it in the transmission housing. Next assemble the rest of the transmission, being careful not to pinch the drive belt between the two halves of the transmission.

Connect the transmission and clutch

Torque the transmission nut

Tighten the transmission nut to 160-175Nm. Finally, install the clutch cover and gasket and apply a little grease to the outside shaft.

Torque the transmission nut

Connecting the transmission housing

Slide the washer onto the shaft, making sure the locating pins are aligned. Use a ratchet to put it on again following the removal procedure.

8 mm nut torque: 23-27Nm

Torque 10mm nut: 11-13Nm

 Connecting the transmission housing

Motorcycle belt replacement

Torque Pulley Nuts

Make sure the parking brake is off. Place the 21mm wrench on the nut at the 2 o'clock position and the torque wrench with the 10mm socket on the shaft at the 5 o'clock position and place it on the ground. Put something soft underneath to protect its handle.

Nut torque: 92-100Nm

Torque Pulley Nuts

Put on the transmission housing

Put on the transmission housing

 Put on the air filter

Put on the air filter

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