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CHI Original Circuit Board Replacement

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  1. CHI Original Circuit Board Replacement, Hinge Spring: crwdns2935265:01crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 CHI Original Circuit Board Replacement, Hinge Spring: crwdns2935265:01crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Insert a nylon or metal spudger under the plastic CHI spring covers. Pry them up to pop them off. Do this for each side.

  2. CHI Original Circuit Board Replacement: crwdns2935265:02crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Remove the .53" long screw from the hinge pin.

  3. CHI Original Circuit Board Replacement: crwdns2935265:03crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Remove the hinge pin.

  4. CHI Original Circuit Board Replacement: crwdns2935265:04crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Separate the two halves of the CHI Original.

  5. CHI Original Circuit Board Replacement: crwdns2935265:05crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 CHI Original Circuit Board Replacement: crwdns2935265:05crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Remove the spring pin with a pair of pliers or tweezers.

    • Remove the spring.

  6. CHI Original Circuit Board Replacement, Power Cord: crwdns2935265:06crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 CHI Original Circuit Board Replacement, Power Cord: crwdns2935265:06crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Remove (2) .31" Phillips head screws from back cover.

    • Remove cover.

  7. CHI Original Circuit Board Replacement: crwdns2935265:07crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Gently pull upwards on the connection point and disconnect the power cord.

  8. CHI Original Circuit Board Replacement, Circuit Board: crwdns2935265:08crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 CHI Original Circuit Board Replacement, Circuit Board: crwdns2935265:08crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 CHI Original Circuit Board Replacement, Circuit Board: crwdns2935265:08crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Remove the (2) .27" Phillips head screws on each half of the CHI Original.

  9. CHI Original Circuit Board Replacement: crwdns2935265:09crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 CHI Original Circuit Board Replacement: crwdns2935265:09crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 CHI Original Circuit Board Replacement: crwdns2935265:09crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Remove the covers on both halves.

  10. CHI Original Circuit Board Replacement: crwdns2935265:010crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Remove (2) .15" Phillips screws from the circuit board.

  11. CHI Original Circuit Board Replacement: crwdns2935265:011crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 CHI Original Circuit Board Replacement: crwdns2935265:011crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Desolder all points of contact between the circuit board and wires on the ceramic heating elements.

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

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Eric Knigga

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IUPUI, Team S1-G2, Freund Fall 2017 crwdns2935289:0IUPUI, Team S1-G2, Freund Fall 2017crwdne2935289:0

IUPUI-FREUND-F17S1G2

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