Shark Navigator Lightweight Upright Motherboard Replacement

简介

The motherboard is the command center for the vacuum's functions. Sometimes components on the board will come loose and require replacement. This guide will show you the steps necessary to replace the motherboard.

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步骤 1 Head Shell

Shark Navigator Lightweight Upright Motherboard Replacement, Head Shell: 步骤 1 中的图像 1，2

Shark Navigator Lightweight Upright Motherboard Replacement, Head Shell: 步骤 1 中的图像 2，2

Detach the hose connected on the bottom of the vacuum by pulling it out of the casing.

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步骤 2

Lay the vacuum on its side.
Press in the black, rubberish button located on the back of the vacuum to detach the vacuum head from the body.

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步骤 3

Flip over the vacuum head so the brush head is facing up.

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步骤 4

Shark Navigator Lightweight Upright Motherboard Replacement: 步骤 4 中的图像 3，3

Remove the small front wheels with a metal spudger by inserting the metal spudger in front of the wheel and slowly prying up. This will free the wheel and reveal the screw beneath it.
Repeat this for the other wheel.

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步骤 5

Remove the two 18mm screws with a JIS 1 screwdriver.

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步骤 6

Remove the four 18mm screws located on the top corners and the bottom/middle of the vacuum head using a JIS 1 screwdriver.

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步骤 7

Remove the two 18mm screws located on the inside of the large wheels using a JIS 1 screwdriver.

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步骤 8

Shark Navigator Lightweight Upright Motherboard Replacement: 步骤 8 中的图像 3，3

Remove the plastic cover by prying the plastic cover up using a plastic opening tool.
Prying in multiple locations may be necessary to create separation.

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步骤 9 Motor

Shark Navigator Lightweight Upright Motherboard Replacement, Motor: 步骤 9 中的图像 1，1

Locate the motor on the top right corner of the vacuum head shell.

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步骤 10

Shark Navigator Lightweight Upright Motherboard Replacement: 步骤 10 中的图像 3，3

Remove the belt from the motor gear by sliding the belt to the right.

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步骤 11

Shark Navigator Lightweight Upright Motherboard Replacement: 步骤 11 中的图像 3，3

Remove the white metal wire connector from the motor.
The white cable is positive.

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步骤 12

Remove the black metal wire connector from the motor.
The black cable is negative.

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步骤 13 Motherboard

Shark Navigator Lightweight Upright Motherboard Replacement, Motherboard: 步骤 13 中的图像 1，2

Shark Navigator Lightweight Upright Motherboard Replacement, Motherboard: 步骤 13 中的图像 2，2

Remove the two 12mm screws using a JIS 1 screwdriver.

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步骤 14

Remove the wire housing by removing one 12mm screw using a JIS 1 screwdriver.

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步骤 15

在这个步骤中使用的工具：

Tweezers

$4.99

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Lift up the wire housing from the plastic base using tweezers.

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步骤 16

Free the black and white cables that were previously attached to the motor from their slot.

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步骤 17

Free the motherboard and its connecting parts from the rest of the vacuum.
Turn the motherboard upside-down and spread wires out.

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步骤 18

Heat the wire connection's solder joint until the joint looks wet and liquidy.
While maintaining contact with the solder iron, free the wire end by pulling the wire away from the board with the tweezers.
For instructions on how to solder properly please refer to this soldering technique guide. 如何焊接和拆焊
Remember which cables were soldered onto where. You will have to re-solder the cables back onto the same joint.
Solder iron is extremely hot and should be handled with care. Always wear eye protection when soldering.