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A user notices their FDM printer's hotend is clogged and not extruding filament. Which step should they take to fix it?

medium📝 Analysis Q14 of 15
3D Printing - 3D Printer Hardware
A user notices their FDM printer's hotend is clogged and not extruding filament. Which step should they take to fix it?
AClean or replace the hotend nozzle
BTighten the frame screws
CIncrease the bed temperature
DReplace the printer's power supply
Step-by-Step Solution
Solution:

  1. Step 1: Identify the problem source

    A clogged hotend nozzle blocks filament flow, causing extrusion failure.

  2. Step 2: Choose the correct fix

    Cleaning or replacing the nozzle clears the clog; tightening frame or changing bed temperature won't help.

  3. Final Answer:

    Clean or replace the hotend nozzle -> Option A

  4. Quick Check:

    Clogged hotend = Clean nozzle [OK]
Quick Trick: Clogged hotend? Clean nozzle first [OK]
Common Mistakes:
MISTAKES
  • Tightening frame instead
  • Raising bed temp wrongly
  • Changing power supply unnecessarily

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