How to Repair Chi-Chi Wall Fan Noise | Fan Bearings 608ZZ Replacement Step by Step DIY

Tutorial on how to Repair KDK wall fan noise by replace the bearings of 608ZZ
1. What is the difference between 608ZZ & 608Z?
ZZ means 2 metal shields installed on 1 bearing [2 shields ×
1 bearing = 2 shields].
Z means 1 metal shield installed on 2 sides of the bearing [1 shield × 2 sides = 2 shields].
So, both 608ZZ & 608Z actually have the same number of metal shields, which is 2 [double metal shielded].
2. Which one to choose?
~8.1mm hole size for wheels like skateboards, inline roller skates, scooters, wheelchairs, etc.
~8.0mm hole size for motors like electric tools, fan, shafts, gearboxes, etc.
SPECIFICATIONS:
Name: 608ZZ / 608Z Double Metal Shielded Ball Bearing
Bearing Type: Single-Row Deep Groove Radial Ball Bearing
Seal Type: Double Metal Shielded
Material: Chrome Steel
Inner Diameter: 8.0mm / 8.1mm
Outer Diameter: 22mm
Width: 7mm
FEATURES:
* Strong & durable
* Long service life
* High rotational speeds
* High precision
* Double metal shielded
* Pre-lubricated with grease
* Silent & smooth operation
* Low-maintenance
DESCRIPTION:
608ZZ & 608Z bearings are both suitable for high rotational speeds & heavy load applications.
~8.1mm hole size (looser fit) is commonly used for skateboards, inline roller skates, scooters, etc.
~8.0mm hole size (tighter fit) is widely used for industrial machinery, electric tools, motor shafts, etc.
They can also be used to upgrade/modify/repair 3D printers & make accessories like spool holders, filament guides, lead screw stabilizers, etc.
The double-sided metal shields act as armor to protect the inside from dirt & damage and also help to keep the lubricant inside.
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[@pop_viral]

Thanks for the tutorial

[@TonaziTube]

You're welcome Sir

[@FynarStudio]

Good

[@TonaziTube]

Thanks

[@Bieffe]

How can the front bearing be so easily removed without a bearing puller?

[@TonaziTube]

Need a jig to hold and push it.

[@mranon42023]

super fancy fan it has a ball bearing, mine always have just bushings

[@TonaziTube]

Different fan model may have different parts design.

[@mranon42023]

@@TonaziTube yeah ik but i meant your's is more high end probably? i always had chinesium fans with steel bushings

[@TonaziTube]

Yes Sir!Its totally different design

[@cheeriechong]

Hi, your video is great, may i know is ur fan 16 inch ? Coz my kdk fan 16inch having the same noise...pls reply if u are available 😊 i aapreciate ur help

[@cheeriechong]

My table fan 😊 having this problem

[@TonaziTube]

Thanks for watching! You’re right,the size of my fan is 16”.

[@TonaziTube]

DIY👍🏼

[@cheeriechong]

@@TonaziTube thank you 🙏🏻😊

[@TonaziTube]

@cheeriechong You’re most Welcome 🤗

[@Bieffe]

Back bearing?

[@TonaziTube]

Back bearing not have an issue.

[@ezy2cook]

Where can I buy the bearing?hardware or electrical shop?

[@TonaziTube]

You can buy at online shop or electrical repair shop

[@mranon42023]

neither, i would go to a bearings shop. they are pretty expensive though like 2 dolars each

[@royce5389]

'Promosm'

[@TonaziTube]

Thanks for watching

[@omegaeh2811]

Why would the fan make such a sound

[@TonaziTube]

Got bearing issue.