MakerBot Replicator 2X User Manual page 72

PRINTING ISSUES
DISASSEMBLING AN EXTRUDER
1. Unload the MakerBot Filament from the extruder. To run the script for unloading
filament, navigate to Utilities > Change Filament > Unload on the LCD panel.
2. Switch off the power on the MakerBot Replicator 2X and unplug the power supply. Pull
on the connector to release it from the power input port.
3. Unscrew the two bolts at the lower corners of the fan guard using your 2.5 mm hex
wrench. As one piece, remove the fan guard, the fan, the heat sink, and the spacers.
Keep these pieces assembled and move them out of the way.
4. Unplug the motor wire harness from the top of the extruder motor and slide the motor
assembly out of the extruder.
72 TROUBLESHOOTING
CONTINUED