Ultimaker Original, Assembly Instructions Manual, Page: 81 / 109

Step 3: clamp assembly Assembling the material feeder
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Notice: because you have to push the spring, it can take some force.
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Notice: the spring should stick out about 11mm.
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Notice: If it is hard to reach. Try without the spring first.
image 107: placing the U-Bracket on the clamp assembly
The result must look like this, see image 108.
image 108: result after attaching the U-Bracket on the clamp assembly
(for action 9-10 see image 109)
8. Attach the clamp assembly with U-Bracket on the main body of the
drive mechanism.
Use ONE bolt M3 x 20mm and ONE lock nut.
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Notice: do not screw too tight, the clamp assembly with U-Bracket
must be able to move.
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Notice: make sure the lock nut is NOT placed on the side of the gear.
9. Connect the lever to the main body of the drive mechanism.
Use ONE bolt M3 x 20mm and a ONE lock nut.
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Notice: do not screw too tight, it must be able to move.
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Notice: make sure the lock nut is NOT placed on the side of the gear.