Introduction

If you need to repair any of the wires or computer chips, use this guide to remove these components for repair and replacement.

Image 1/1:
  • First, take the base of the device and flip it over.

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Image 1/2: Image 2/2:
  • Remove the four 12 mm Phillips #2 screws surrounding the base then lift the bottom half of the base to expose the circuit boards inside the device.

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Image 1/1:
  • Remove the two 7.5 mm Phillips #2 screws holding in the motherboard

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Image 1/1:
  • Unplug the wire going into the side of the motherboard

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Image 1/2: Unplug wire at heating element by first using the metal spudger to push the latch in and then pushing it out. Image 2/2: Be careful when unplugging the wire as if it is done too forcefully it can damage the connection and make it difficult to connect a new motherboard
  • Use the metal spudger to cut open the rubber covering the latch where it clamps onto the copper tab.

  • Unplug wire at heating element by first using the metal spudger to push the latch in and then pushing it out.

  • Be careful when unplugging the wire as if it is done too forcefully it can damage the connection and make it difficult to connect a new motherboard

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Image 1/1:
  • Lift the motherboard out of the device

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Image 1/2: Remove the frame from the assembly. Image 2/2: Remove the frame from the assembly.
  • Remove the two 7.5mm Phillips #2 screws from the metal frame.

  • Remove the frame from the assembly.

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Image 1/3: Flip over and remove the 7.5 mm fine thread Phillips #2 screw from the back while holding the 5mm nut on the front securely. Image 2/3: Flip over and remove the 7.5 mm fine thread Phillips #2 screw from the back while holding the 5mm nut on the front securely. Image 3/3: Flip over and remove the 7.5 mm fine thread Phillips #2 screw from the back while holding the 5mm nut on the front securely.
  • Remove the two 6mm fine thread Phillips #2 screws attaching the small computer chip to the metal frame.

  • Flip over and remove the 7.5 mm fine thread Phillips #2 screw from the back while holding the 5mm nut on the front securely.

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Image 1/3: Use the spudger to cut open the rubber coating on the latch where it clamps onto the copper tab. Image 2/3: Insert the metal spudger into the rectangular hole on the latch and push toward the tab (away from the wire) to unbend the tab. Image 3/3: Push the latch off the tab with the spudger.
  • Find the cable that attaches the small computer chip to the heating element connections.

  • Use the spudger to cut open the rubber coating on the latch where it clamps onto the copper tab.

    • Insert the metal spudger into the rectangular hole on the latch and push toward the tab (away from the wire) to unbend the tab.

  • Push the latch off the tab with the spudger.

  • The tab will come loose suddenly. Make sure that you apply force in a controlled manner to avoid injuring yourself or damaging the other components.

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Image 1/3: Remove the four 5 mm Phillips #1 screws. Image 2/3: Remove the two computer chips from their places. Image 3/3: The two computer chips are held in place by plastic interference pins. Wiggle the board free of these pins to remove.
  • Identify the two computer chips that connect the two yellow wires to the temperature controls.

  • Remove the four 5 mm Phillips #1 screws.

  • Remove the two computer chips from their places.

  • The two computer chips are held in place by plastic interference pins. Wiggle the board free of these pins to remove.

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Image 1/3: Remove the three 6mm Phillips #2 screws. Image 2/3: Remove the computer chip. Image 3/3: Remember the orientation of the computer chip on the dial and which peg goes into which hole.
  • Find the computer chip over the dial.

  • Remove the three 6mm Phillips #2 screws.

  • Remove the computer chip.

  • Remember the orientation of the computer chip on the dial and which peg goes into which hole.

  • Keep the plastic frame on the bottom of the chip attached.

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Image 1/1: Remember which cable goes to which plug.
  • Unplug the four cables on the left side of the chip.

  • Remember which cable goes to which plug.

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Conclusion

To reassemble your device, follow these instructions in reverse order.

One other person completed this guide.

Kenji Anzai

Member since: 04/14/2015

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Cal Poly, Team 6-17, Maness Spring 2015 Member of Cal Poly, Team 6-17, Maness Spring 2015

CPSU-MANESS-S15S6G17

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