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