Cr 10S Ddx Linear Rail Kit Hotend Installation Repair Guide

Difficulty

Easy

Steps

7

Time Required

                          1 hour            

Sections

2

• X Linear Rail
• 5 steps
• Linear Rail Kit Hotend Install
• 2 steps

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Introduction

What you need

Step 1

              Hotend Removal down               

• Remove the Hotend cover screw
• Remove the Hotend mounting screws

Remove the Hotend cover screw

Remove the Hotend mounting screws

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Step 2

              Belt removal and Stock X Carriage               

• Loosen Idler pulley bracket screws and remove the idler pulley bracket
• Remove the belt
• Remove the lower V-slot wheel bolt from X-carriage

Loosen Idler pulley bracket screws and remove the idler pulley bracket

Remove the belt

Remove the lower V-slot wheel bolt from X-carriage

Step 3

              Mounting screw Pattern & Sliding on the Rail               

• Follow the table for the recommended mounting locations
• Take note to skip 2 holes between fasteners, and make sure to mirror this process from each of the end of the rail until you meet in the middle.
• Pre-install all the M3x8 SHCS screw and Sliding T-nuts
• Install the Printed T-nut guide on the end of the X axis extrusion, and slide the rail on to the X-axis from Right to left
• The guide helps to slide the T-nuts into the extrusion

Follow the table for the recommended mounting locations

Take note to skip 2 holes between fasteners, and make sure to mirror this process from each of the end of the rail until you meet in the middle.

Pre-install all the M3x8 SHCS screw and Sliding T-nuts

Install the Printed T-nut guide on the end of the X axis extrusion, and slide the rail on to the X-axis from Right to left

The guide helps to slide the T-nuts into the extrusion

Step 4

              Mounting the Rail               

• Slide the rail until you have about 2-3 mm between the rail and the end of the X axis extrusion.
• Use both Linear rail Guide to center the rail to the Aluminum extrusion
• Tighten the mounting screws as you go down. Making sure to slide down, slide the linear rail guide down as each screw is tightened.

Slide the rail until you have about 2-3 mm between the rail and the end of the X axis extrusion.

Use both Linear rail Guide to center the rail to the Aluminum extrusion

Tighten the mounting screws as you go down. Making sure to slide down, slide the linear rail guide down as each screw is tightened.

Step 5

              X Carriage install               

• Belt adaptor
• 4x M3x8 SHCS
• 3x M3 split washers
• M3 Hex nuts
• Install the M3x8 SHCS screw with M3 Split washer in to the X carriage adaptor plate and mount to the Rail block.
• Push up on the belt bracket, it is square against the bottom of the carriage block.
• Note: If screws will not start, threading in. Spin the screws counterclockwise until you hear a click, and then tighten the screws evenly in an X pattern until they are fully tightened. This is to ensure that the threads do not get damaged.
• Note, reference Hotend Mounting Instructions section before mounting the MGN 12 Adaptor Plates to the linear rail block. For installing Hex Nuts to the back of the Adaptors.

Belt adaptor

4x M3x8 SHCS

3x M3 split washers

M3 Hex nuts

Install the M3x8 SHCS screw with M3 Split washer in to the X carriage adaptor plate and mount to the Rail block.

Push up on the belt bracket, it is square against the bottom of the carriage block.

Note: If screws will not start, threading in. Spin the screws counterclockwise until you hear a click, and then tighten the screws evenly in an X pattern until they are fully tightened. This is to ensure that the threads do not get damaged.

Note, reference Hotend Mounting Instructions section before mounting the MGN 12 Adaptor Plates to the linear rail block. For installing Hex Nuts to the back of the Adaptors.

Step 6

              Stock Hotend Install               

• BL Touch and Fan Cover
• M3x8 SHCS (2 mm longer than stock)
• BL Touch and Fan Cover
• This screw replaces the M3x8 SHCS mount screw
• M3x14 SHCS (8-10 mm longer than stock)
• Hotend mounting screws
• M3x22 SHCS (6 mm longer than stock) (Stock hotend)
• M3x22 FHCS (6 mm longer than stock) (Stock hotend)

BL Touch and Fan Cover

M3x8 SHCS (2 mm longer than stock)

This screw replaces the M3x8 SHCS mount screw

M3x14 SHCS (8-10 mm longer than stock)

Hotend mounting screws

M3x22 SHCS (6 mm longer than stock) (Stock hotend)

M3x22 FHCS (6 mm longer than stock) (Stock hotend)

Step 7

              DDX Install               

• M3x28 SHCS & 2 Split lock washer(6 mm longer than stock) (Stock hotend)

M3x28 SHCS & 2 Split lock washer(6 mm longer than stock) (Stock hotend)

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                    AJ Pereira                     

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