Shark NV352 Motherboard Replacement

Introduction

The motherboard controls the power to the vacuum. If your vacuum is not turning on, your motherboard may need to be replaced. Follow these instructions to access the motherboard for replacement.

What you need

Step 1 Roller Brush

Shark NV352 Motherboard Replacement, Roller Brush: step 1, image 1 of 2

Shark NV352 Motherboard Replacement, Roller Brush: step 1, image 2 of 2

Lift the latches on both sides of the vacuum to release the dust canister.
Remove the dust canister from the vacuum by lifting it up.

Edit

Removing the dust canister is not necessary.

Taudris - Sep 6, 2021 Reply

Step 2

Lay down the vacuum to access the bottom panel of the roller brush compartment.

Edit

Instead of laying down the whole vacuum, remove the cord from the hooks, then, using the red button/lever on the side, detach the vacuum from the base. https://youtu.be/gQmme4xespU?t=69

Taudris - Sep 6, 2021 Reply

Step 3

Using the metal spudger, pry the two small wheels located at the two bottom corners of the vacuum to remove them.

Edit

It needs to be noted that this step will VOID the warranty!

Tom Barnes - Oct 2, 2018 Reply

You can also use a small slot screwdriver to push directly on the metal rods that hold the wheels.

Taudris - Sep 6, 2021 Reply

Step 4

Remove the eight 19mm Phillips #2 screws from the plastic cover.
Remove the two 14 mm Phillips #2 screws from the upper section of the plastic cover.

Edit

Leave the orange screws in. Removing the wheels is not necessary and does not make the repair easier.

Taudris - Sep 6, 2021 Reply

the whole floor unit can be removed which makes the job A LOT EASIER.

john peters - Jan 8, 2023 Reply

Mine has stars instead of phillips head #2 screws! : (

Rebecca Sellers - Mar 13, 2023 Reply

Step 5

You will need to apply a strong force while pulling the wheels off because they are attached very tightly.
Remove the wheels by pulling them out of their axles, away from the vacuum.

Edit

Any advice on putting the wheels back on the vacuum? I cannot get the metal axle pins back into the socket all the way, and I’m hesitant to just bang them in.

Scott Stepp - Nov 8, 2020 Reply

Im not even sure taking out the wheels is necessary. They dont appear to be attached to the purple plate.

gatchi - Aug 3, 2021 Reply

Removing the wheels is not necessary and does not make the repair easier.

Taudris - Sep 6, 2021 Reply

Step 6

Perform the next step slowly and carefully so the wiring connecting the motherboard to the rest of the vacuum is not broken.
Gently pull the grey lower part of the roller brush compartment away from the purple upper part of the compartment.

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Step 7

Lift up and then pull the roller belt off of the roller brush and the motor to remove it.

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Step 8

Take out the roller brush by lifting it out of its tray.

Edit

Me interesa adquirir el cepillo de esta aspiradora y conocer la ubicación del centro de servicio técnico en San Luis Potosí. Slp. Mex

psclolita - Feb 9, 2020 Reply

Saber centro de servicio tec. En slp

psclolita - Feb 9, 2020 Reply

Be careful not to pinch any wires as you put the cover back on .

john peters - Jan 8, 2023 Reply

Step 9 Motherboard

Shark NV352 Motherboard Replacement, Motherboard: step 9, image 1 of 1

The capacitors on the motherboard may still hold a residual charge, so avoid touching them because there is a risk of getting shocked.
Remove the motherboard carefully so you don't cause damage by pulling the wires connected to it.
Lift the motherboard out of the plastic tray to remove it.

Edit

Step 10

Disconnect the wires connecting the motherboard to the vacuum by unscrewing the twist-on wire connectors.
Desolder the wires connecting the motherboard to the motor. Get tips on how to desolder by checking out How to Solder and Desolder.