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Masport MC900H Manuel D'utilisation page 8

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8.
Remove the M12 bolt and rotate the disc to locate the
next hole, push the bolt through the hole and remove the next
blade. Repeat to remove the third blade.
9.
Sharpen the blades to 40°. Remove equal amounts but
do not remove more than 2mm of material. If the blades are shorter
than 31mm they should be replaced.
10.
Use new nylock nuts and bolts when replacing the chipper
blades if they appear damaged. Ensure the blades are sitting flat on
the disc surface before tightening.
Note: Turn the disc slowly when fitting new blades or anvil,
make sure the blades do not make contact with the anvil.
Anvil Removal
1.
Disconnect the spark plug lead from the spark plug.
2.
Refe r to fig.1, 3 & 4.
3.
Loosen the 8mm screws and nuts and remove the inlet
chute.
4.
Loosen and remove the M12 nut & bolt holding the rear
side of the exit chute.
5.
Loosen the opposite nut & bolt a few turns.
6.
Swivel the chute to expose the disc and blades.
7.
Turn the disc to align locking holes in the disc and face
plate, push the M12 bolt through the holes to hold the disc from
turning.
8.
Remove the bolts and anvil using the 5mm allan key and
13mm spanner. [BEWARE OF THE SHARP EDGE ON THE ANVIL.]
9.
Sharpen the edge at 90° to the face. The anvil has two
sharp edges and can be rotated.
To reinstall the anvil, clean the anvil and mounting surface
and fit the anvil in the reverse procedure.
Anvil & Blade Gap Setting
Note: Turn the disc slowly when fitting new blades or anvil,
make sure the blades do not make contact with the anvil.
1. Refer to anvil removal above.
2. Refer to fig.1, 3, 4 & 6.
3. Open the exit chute.
4. Remove the inlet chute.
5. Loosen the anvil enough to adjust it.
6. The anvil will be at a slight angle to the blades.
7. Using a feeler gauge set the gap to 3mm between the outer
blade and the anvil, closest to the outside of the disc.
8. Set the gap to 1mm between the inner blade and anvil, closest
to the centre of the disc.
9. Tighten the anvil in place, close the exit chute and fit the inlet
chute.
Engine Removal
8
536672.A.0 - Masport European Chipper Owner's Manual
1. Disconnect the spark plug lead from the spark plug.
2. Loosen and remove the M6 screws holding the belt
guards
3. Remove the belt guards.
4. Remove the engine mount bolts.
5. Unhook the belts from the engine pulley and remove the
engine.
6. Reverse process to refit the engine.
7. Make sure the pulleys are aligned vertical to each other
and the engine face is parallel to the chippers face.
8. Fasten the mounting screws and check the tension of the
belts. (See belt adjustment.)
Belt Removal
Note: Replace the drive belts when the adjustment block and
screws have reached the end of its slotted holes.
1. Remove guard and engine as above.
2. Note how the belts are threaded and remove the belts.
3. Fit two new belts in the reverse of removal.
4. Adjust belts if required.
Disc Acuation Lever
Note: Do not run the machine with the belt guards removed.
Belt Adjustment
1. Refer to fig 5, loosen the two adjuster block mount screws.
2. Loosen the locknuts and adjust the block with the adjuster
screw.
3. Tighten the nuts and mount screws and check the belt tension.
In the disengaged position, the belts must slip on the disc pulley
and allow it to turn freely. Engage the actuation lever and the belts
must engage the pulley, do not overtight but enough to run the disc
without the belts slipping.
Fig.5
Adjuster block screws
M8 adjustment screw
Adjuster locknuts

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