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gearbox bearing tutorial logo euro 2 Gearbox bearings Replacement (MOTOR DERBI EURO 2)

Ce tutorial aims at you help change the gearbox bearings of a type engine Derbi Euro 2 on your box 50cc thanks to pics and explanations associated. This tutorial is quite complicated, you have to be patient and rigorous! It is in two parts: Disassembly then assembly.

Installing new gearbox bearings is one of the most complicated things to do on your gearbox 50cc. It will therefore be necessary to be experienced enough to realize this! It will take you time and patience. Find out on 50factory.com all of our box bearings for your gearbox 50cc with engine Derbi Euro 2. You can use the videos below to help you perfectly replace your gearbox bearings.

Difficulty :

difficulty charging circuit

Temps necessary:

1 hours 30 minutes

HOW TO REMOVE YOUR BEARINGTS BOITE DERBI EURO 2

step 1 tuto change gearbox bearings derbi euro 2

1) Start par take your motor out of the frame and drain it. For this, consult this tutorial.

step 2 tuto change gearbox bearings derbi euro 2

2) Put the piston lock in place of the candle.

step 3 tuto change gearbox bearings derbi euro 2

3) Remove the ignition nut.

step 4 tuto change gearbox bearings derbi euro 2

4) Remove the ignition rotor washer. Help yourself with a mallet if needed.

step 5 tuto change gearbox bearings derbi euro 2

5) Remove the rotor using the flywheel.

step 6 tuto change gearbox bearings derbi euro 2

6) Then remove the ignition stator (3 screw).

step 7 tuto change gearbox bearings derbi euro 2

7) Remove the ignition plate (3 screws).

step 8 tuto change gearbox bearings derbi euro 2

8) Remove the valves (4 screws).

step 9a tutorial to change gearbox bearings derbi euro 2

9) Remove the clutch housing (7 screws).

step 9b tutorial to change gearbox bearings derbi euro 2

11) Tapouse a mallet to pull him out.

step 10 tuto change gearbox bearings derbi euro 2

11) Remove the crankcase gasket and washer.

step 11 tuto change gearbox bearings derbi euro 2

11) Remove the pressure plate (5 screws and 5 springs).

step 12 tuto change gearbox bearings derbi euro 2

11) Remove the clutch disks.

step 13a tutorial to change gearbox bearings derbi euro 2

11) Straighten this washer.

step 13b tutorial to change gearbox bearings derbi euro 2

11) Use the clutch key to remove the clutch bell. Remember to remove this nut.

step 14 tuto change gearbox bearings derbi euro 2

11) Remove the washers on the axle.

step 15 tuto change gearbox bearings derbi euro 2

11) Remove the gearbox gear. Watch out for the puck.

step 16 tuto change gearbox bearings derbi euro 2

11) Remove the kick drive sprocket. To do this, remove the clip.

step 17 tuto change gearbox bearings derbi euro 2

11) Remove the kicker shaft by removing the spring. Watch out for the puck.

step 18 tuto change gearbox bearings derbi euro 2

11) Remove the selector shaft. Watch out for the puck.

step 19 tuto change gearbox bearings derbi euro 2

11) Remove the barrel star (1 screw and 1 washer).

step 20 tuto change gearbox bearings derbi euro 2

11) Remove the piston lock.

step 21 tuto change gearbox bearings derbi euro 2

11) Remove the bolt (6 screws).

step 22 tuto change gearbox bearings derbi euro 2

11) Remove the cylinder head gasket and cylinder.

step 23 tuto change gearbox bearings derbi euro 2

25) Remove the piston pin clip.

step 24 tuto change gearbox bearings derbi euro 2

11) Remove the piston pin, piston and needle cage.

step 25 tuto change gearbox bearings derbi euro 2

11) Remove the base gasket.

step 26 tuto change gearbox bearings derbi euro 2

11) Remove the screws from the crankcase (11 screws).

step 27 tuto change gearbox bearings derbi euro 2

11) Put the nut on the box bearings and tap on it with a hammer.

step 28 tuto change gearbox bearings derbi euro 2

11) Remove the nut.

step 29 tuto change gearbox bearings derbi euro 2

11) You can now remove the crankcase. Be careful not to lose the washer located on the box tree.

step 30 tuto change gearbox bearings derbi euro 2

11) Remove the gearbox spindles.

step 31 tuto change gearbox bearings derbi euro 2

11) Remove the barrel. Watch out for the pucks.

step 32 tuto change gearbox bearings derbi euro 2

11) Remove the two gear shafts.

step 33 tuto change gearbox bearings derbi euro 2

11) Put the nut on the gearbox bearing and then tap it to get it out.

step 34 tuto change gearbox bearings derbi euro 2

11) Remove the oil seals and the gearbox bearings using a screwdriver and a hammer (there are 3).

step 34 tuto change gearbox bearings derbi euro 2

11) Also remove this bearing.

step 35 tuto change gearbox bearings derbi euro 2

11) Remove the oil seals and the gearbox bearings using a screwdriver and a hammer (there is 3) on the other housing.

step 35 tuto change gearbox bearings derbi euro 2

11) Finally, remove this seal spi.

HOW TO WIND UP BEARINGSTS BOITE DERBI EURO 2

step 1a tutorial disassemble gearbox bearings derbi euro 2

1) Put the new gearbox bearings on both sides. Push in the goods with a hammer.

step 1b tutorial disassemble gearbox bearings derbi euro 2

2) Tip: Put a wrench in the box bearings when you tap on it to prevent the masses from getting closer.

step 1b tutorial disassemble gearbox bearings derbi euro 2

3) Replace all transmission bearings correctly.

step 2 tutorial disassemble gearbox bearings derbi euro 2

4) Replace the gear shafts.

step 3 tutorial disassemble gearbox bearings derbi euro 2

5) Replace the 3 transmission forks.

step 4 tutorial disassemble gearbox bearings derbi euro 2

6) Replace the barrel (with the 2 washers at each end).

step 5a tutorial disassemble gearbox bearings derbi euro 2

7) Put the first fork pin back.

step 5b tutorial disassemble gearbox bearings derbi euro 2

8) Put the second fork pin back. Tip: Grab the bottom fork with a pair of pliers and hold it with your finger to put the shaft.

step 6 tutorial disassemble gearbox bearings derbi euro 2

9) Heat the housing with a blowtorch or heat gun.

step 7 tutorial disassemble gearbox bearings derbi euro 2

11) When the housing is hot place the new gearbox bearing.

step 8 tutorial disassemble gearbox bearings derbi euro 2

11) Fit the new crankcase gasket.

step 9 tutorial disassemble gearbox bearings derbi euro 2

11) Heat the other housing with a blowtorch or heat gun.

step 10 tutorial disassemble gearbox bearings derbi euro 2

11) When hot, install the housing. Trick: Tapoput on it with a mallet.

step 11a tutorial disassemble gearbox bearings derbi euro 2

11) Replace the 11 screws.

step 11b tutorial disassemble gearbox bearings derbi euro 2

11) Be careful, the shorter screw is at the top.

step 12 tutorial disassemble gearbox bearings derbi euro 2

11) Cut the seal pieces at the valves and cylinder.

step 13 tutorial disassemble gearbox bearings derbi euro 2

11) Put the nut on the gearbox bearing and tap it.

step 14 tutorial disassemble gearbox bearings derbi euro 2

11) Put the new gearbox bearing seal. Use a hammer and an axis.

step 15 tutorial disassemble gearbox bearings derbi euro 2

11) Replace the barrel star with a washer and a screw.

step 16 tutorial disassemble gearbox bearings derbi euro 2

11) Replace the gearbox gear and nut par above.

step 17a tutorial disassemble gearbox bearings derbi euro 2

11) Put back the kicker shaft. Put the end above in the notch.

step 17b tutorial disassemble gearbox bearings derbi euro 2

11) Be careful to put the rod in the space made for.

step 18 tutorial disassemble gearbox bearings derbi euro 2

11) Replace the kick sprocket. Do not forget the puck underneath.

step 19 tutorial disassemble gearbox bearings derbi euro 2

11) Replace the selector shaft. Do not forget the puck.

step 20 tutorial disassemble gearbox bearings derbi euro 2

11) Put the washer and then the spacer on the clutch shaft and put some oil on it.

step 21 tutorial disassemble gearbox bearings derbi euro 2

11) Replace the clutch bell.

step 22a tutorial disassemble gearbox bearings derbi euro 2

11) Replace the clutch boss washer and then the clutch boss.

step 22b tutorial disassemble gearbox bearings derbi euro 2

11) Replace the washer and the nut.

step 23a tutorial disassemble gearbox bearings derbi euro 2

11) Tighten the nut securely using the clutch key.

step 23b tutorial disassemble gearbox bearings derbi euro 2

11) Also tighten this nut.

step 24 tutorial disassemble gearbox bearings derbi euro 2

11) Fold the nut retainer washer.

step 25 tutorial disassemble gearbox bearings derbi euro 2

11) Replace the clutch plates by adding oil. Start par a disk filled then a smooth disk and so on.

step 26 tutorial disassemble gearbox bearings derbi euro 2

11) Replace the pressure plate (5 screws and 5 springs).

step 27 tutorial disassemble gearbox bearings derbi euro 2

11) Fit the clutch housing gasket.

step 28a tutorial disassemble gearbox bearings derbi euro 2

11) Replace the clutch cover. Watch out for the gears below, at the level of the gearbox bearing.

step 28b tutorial disassemble gearbox bearings derbi euro 2

11) Place the 7 screws on the clutch housing. Tighten well.

step 29 tutorial disassemble gearbox bearings derbi euro 2

11) Also tighten this screw.

step 30 tutorial disassemble gearbox bearings derbi euro 2

11) Put the new gearbox bearing seal. Tap it with an axis.

step 31 tutorial disassemble gearbox bearings derbi euro 2

11) Perform the same operation for the gearbox shaft.

step 32 tutorial disassemble gearbox bearings derbi euro 2

11) Do the same for the kick axis.

step 33 tutorial disassemble gearbox bearings derbi euro 2

11) Position the key in the gearbox bearing.

step 34 tutorial disassemble gearbox bearings derbi euro 2

11) Replace the ignition plate (3 screws).

step 35 tutorial disassemble gearbox bearings derbi euro 2

11) Replace the ignition stator (3 screws).

step 36a tutorial disassemble gearbox bearings derbi euro 2

11) Place the ignition rotor. Do not forget to put the puck inside.

step 36b tutorial disassemble gearbox bearings derbi euro 2

11) Put the nut and tighten.

step 37a tutorial disassemble gearbox bearings derbi euro 2

11) Replace the gasket and then the valves.

step 37b tutorial disassemble gearbox bearings derbi euro 2

11) Put another seal and then the intake pipe. Tighten the 4 screws securely.

step 38 tutorial disassemble gearbox bearings derbi euro 2

11) Remove the needle cage fastener. Put some oil on it and put it in the box bearings.

step 39 tutorial disassemble gearbox bearings derbi euro 2

11) Replace the piston (arrow down) then the axle and the piston clip.

step 40 tutorial disassemble gearbox bearings derbi euro 2

11) Put the new base gasket.

step 41 tutorial disassemble gearbox bearings derbi euro 2

11) Place the cylinder correctly. Tip: Put some oil in it.

step 42a tutorial disassemble gearbox bearings derbi euro 2

11) Put the new cylinder head gasket.

step 42b tutorial disassemble gearbox bearings derbi euro 2

11) Then place the breech.

step 43 tutorial disassemble gearbox bearings derbi euro 2

11) Put the washers and 6 screws.

step 44 tutorial disassemble gearbox bearings derbi euro 2

11) Tighten the 4 middle nuts to 22nm using the torque wrench.

step 45 tutorial disassemble gearbox bearings derbi euro 2

11) Tighten the two nuts opposite to 18nm.

step 46 tutorial disassemble gearbox bearings derbi euro 2

57) Replace the hose using the hose clamps and pliers.

step 47 tutorial disassemble gearbox bearings derbi euro 2

11) You can now reset your engine by helping you this tutorial.

VIDEO: PART 1 - DISASSEMBLING BEARINGSTS BOITE 50CC ENGINE DERBI EURO 2

VIDEO: PART 2TH - RAISING BEARINGSTS BOITE 50CC ENGINE DERBI EURO 2


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