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Chapter 11: Checklist
Frame:
1. Frame bolts (6x) are properly xed.
2. Frame proles are perpendicular and propely aligned.
3. Damping feet are placed underneath the printer.
X-axis:
1. X-axis rail is properly aligned.
2. Bolts (2x) X-axis rail are properly xed.
3. X-axis belt pushed fully into bracket and tensioner.
4. Belt remains at same height during moving the X-axis.
5. Set screw (1x) for pulley is xed at the correct height with set
screw.
6. X-axis belt tensioned properly
Y-axis:
1. Bolts for stacked bearings (4x) guiding the belt are properly
xed.
2. Y-axis carriage is properly aligned in the Z-axis lift.
3. Bolts (4x) of the Y-axis carriage are properly xed.
4. Y-axis belt pushed fully into bracket and tensioner.
5. Belt remains at same height during moving the Y-axis.
6. Set screw (1x) for pulley is xed at the correct height with set
screw.
7. Y-axis belt tensioned properly.
Z-axis:
1. Z-axis rail is properly aligned.
2. Bolts (3x) Z-axis rail are properly xed.
3. Set screw (1x) Z-axis spindle is properly xed.
4. Bolts (4x) connecting Z-axis carriage to the lift are propely
xed.
5. Z-axis spindle nut is properly tted in the Z-axis lift.
6. Z-axis spindle is greased over its entire length.
Build Platform:
1. Bolt (1x) center of build platform is properly xed.
2. Build surface doesn’t contain air bubbles.
Print Head:
1. Extruder drive wheels properly aligned.
2. Bolts (2x) connecting print head to X-axis carriage are pro-
perly xed.
3. Bolts (2x) sensor bracket are properly xed.
Electrical:
1. Wire harness properly xed without rubbing against parts.
2. Wire harness loop for X, Y, Z-axis are at the correct length
and do not get pulled under full extension.
3. Cables are not under tension and have enough slack.
4. Cable ties neatly cut o.
5. Connectors properly connected in sockets.
6. Potentiometers on control board are set to the correct values.
7. Control board contains the correct Tec 4 rmware version.
8. Wire colors are according to diagram.
Online Test:
1. Build platform heats up to 90 degrees C, move cable harness
to check for wire breakage.
2. Extruders heat up to 90 degrees C, move cable harness to
check for wire breakage.
3. Hot-ends don’t move during loading/unloading lament.
4. Check if lament gets pulled through rmly.