Ultimaker Original, Руководство по сборке

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Step 1: Assemble the extrusion head housing Assembling the extrusion head
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To assemble the extrusion head housing, perform the following actions.
1. Attach the nozzle into the aluminium heater block, see image 51.
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NOTICE: Attach the nozzle as tight as possible to the aluminium
heater block.
2. Attach the brass pipe into the aluminium heater block. see image 51.
5
NOTICE:
A space between the brass pipe and the alluminium heater
block is allowed, see image 52.
nozzle
brass pipe
image 51: attaching the nozzle and brass pipe into the aluminium heater block.
image 52: result assembling the nozzle, brass pipe and aluminium heater block.
Place the linear bearing in the FRONT and the BACK sides of the extrusion
head housing, see image 53.
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NOTICE: make sure the linear bearing is sicking IN but NOT sticking
THROUGH the sides.
3. Place ONE linear bearing in the RIGHT and the LEFT sides of the
extrusion head housing, see image 53.
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NOTICE: make sure the linear bearing is sicking IN but NOT sticking
THROUGH the sides.