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Dreame T30: Display Replacement

Introduction

This is a guide on how to replace the display of the Dreame T30 handheld battery operated vacuum cleaner.

You should consider doing so if the display is malfunctioning or if the buttons have stopped working.

A possible solution for not switching speeds/powers is to replace the battery.

What you need

  1. Dreame T30: Display Replacement, Remove the battery: step 1, image 1 of 3 Dreame T30: Display Replacement, Remove the battery: step 1, image 2 of 3 Dreame T30: Display Replacement, Remove the battery: step 1, image 3 of 3

    • Begin by removing the removable battery.

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  2. Dreame T30: Display Replacement, Remove the bottom lid.: step 2, image 1 of 3 Dreame T30: Display Replacement, Remove the bottom lid.: step 2, image 2 of 3 Dreame T30: Display Replacement, Remove the bottom lid.: step 2, image 3 of 3

    • Use a T10 torx screwdriver to remove the screw.

    • Then use a prying tool of some sort (Jimmy) to loosen the latches.

    • Finally, remove it.

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  3. Dreame T30: Display Replacement, Remove the dustbin.: step 3, image 1 of 2 Dreame T30: Display Replacement, Remove the dustbin.: step 3, image 2 of 2

    • Push the tab.

    • Pull it off.

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  4. Dreame T30: Display Replacement, Remove the inner lid: step 4, image 1 of 3 Dreame T30: Display Replacement, Remove the inner lid: step 4, image 2 of 3 Dreame T30: Display Replacement, Remove the inner lid: step 4, image 3 of 3

    • It is only latched on.

    • Use a prying tool to force a gap.

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  5. Dreame T30: Display Replacement, Remove the cables from the PCBA: step 5, image 1 of 3 Dreame T30: Display Replacement, Remove the cables from the PCBA: step 5, image 2 of 3 Dreame T30: Display Replacement, Remove the cables from the PCBA: step 5, image 3 of 3

    • Remove the positive and negative leads of the suction fan from the pcba.

    • Negative is a T8 Torx, positive is PH2.

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  7. Dreame T30: Display Replacement, Remove the cables from the PCBA: step 6, image 1 of 2 Dreame T30: Display Replacement, Remove the cables from the PCBA: step 6, image 2 of 2

    • Disconnect the rest of the cables and remove the middle screw.

    • It is a T10 Torx.

    • Once the screw is removed, push the PCBA out. Simply push on the battery connector.

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  8. Dreame T30: Display Replacement, Removing the handle: step 7, image 1 of 3 Dreame T30: Display Replacement, Removing the handle: step 7, image 2 of 3 Dreame T30: Display Replacement, Removing the handle: step 7, image 3 of 3

    • Back up top, pull the 2 top wires through the gap.

    • You will now have to push the little grey button and the red trigger button in while applying some upwards pressure to loosen the handle.

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  9. Dreame T30: Display Replacement, Removing the handle: step 8, image 1 of 2 Dreame T30: Display Replacement, Removing the handle: step 8, image 2 of 2

    • Now, simply pull the handle out.

    • Rotate back to the front and remove the 2 marked screws. They're T10 Torx.

    Edit

  10. Dreame T30: Display Replacement, Removing the handle chassis: step 9, image 1 of 3 Dreame T30: Display Replacement, Removing the handle chassis: step 9, image 2 of 3 Dreame T30: Display Replacement, Removing the handle chassis: step 9, image 3 of 3

    • To remove the handle chassis, insert a prying tool into the marked gap.

    • Do not fit it into the bigger round hole to the left. Fit it into the hole on the right side, which is significantly tighter.

    • I use my looong Phillips screwdriver for this.

    • Then, simply apply adequate force in the direction of the arrow.

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  11. Dreame T30: Display Replacement, Cables: step 10, image 1 of 2 Dreame T30: Display Replacement, Cables: step 10, image 2 of 2

    • Now, pull the chassis off, but only enough to expose the pcba and not any more.

    • Remove the small screw from the PCBA. It is a Torx T6.

    • Disconnect the cable from the PCBA, then pull the other cables through the gap in the PCBA.

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  12. Dreame T30: Display Replacement, Remove the display's cable from the housing: step 11, image 1 of 2 Dreame T30: Display Replacement, Remove the display's cable from the housing: step 11, image 2 of 2

    • Lead the cable out of the housing as you remove the chassis.

    Edit

  13. Dreame T30: Display Replacement, Remove the display from the chassis: step 12, image 1 of 3 Dreame T30: Display Replacement, Remove the display from the chassis: step 12, image 2 of 3 Dreame T30: Display Replacement, Remove the display from the chassis: step 12, image 3 of 3

    • Remove the marked screws.

    • They are Torx T10.

    • After removing the screws, push the display out. I usually just use the screwdriver to do so, as it is not held in by anything.

    Edit

  14. Dreame T30: Display Replacement: step 13, image 1 of 3 Dreame T30: Display Replacement: step 13, image 2 of 3 Dreame T30: Display Replacement: step 13, image 3 of 3

    • After removing the display, simply disconnect the cable. You can now replace it or disassemble it further to replace only the display or the PCBA with buttons.

    • To do so, remove the 2 screws holding the assembly together. They are T10 Torx.

    • Once you've replaced what is needed, simply reassemble it, then attach the cable and put it back into the chassis.

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  15. Dreame T30: Display Replacement, Screeeeews: step 14, image 1 of 1

    • All are sorted by steps and have type written above them.

    • Use this as a reference during reassembly if necessary.

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  16. Dreame T30: Display Replacement, Box.: step 15, image 1 of 1

    • Why do they love boxes so much more than the toys?

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Conclusion

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

Author

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DegenFixer

Member since: 09/18/24

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