How to Repair or Replace the Knee Joint on a 3-Blade KDK Wall Fan - Step-by-Step Guide

In today's tutorial, we will guide you through the process of repairing or replacing the knee joint of a 3-blade KDK wall fan. Follow these steps to get your fan back in working order and enjoy a cool breeze once again.

Replace knee joint wall fan.

Step 1: Safety First

1. Before you begin, make sure to unplug the fan from the power source. Safety is always the first priority when working with electrical appliances.

Step 2: Remove the Fan from the Wall

1. Carefully remove the fan from its wall mount. It might be helpful to have an extra pair of hands to hold the fan steady while you unscrew it from the mount.

Step 3: Disassemble the Fan

1. To access the knee joint, you need to remove the fan guard and blades. Use a screwdriver to remove the screws holding the guard in place, then carefully detach the blades.
   
   

   

   Remove the front fan guard.

   
   

   

   Remove fan knob

   
   

   

   Remove the back fan guard.

   
   
2. Locate the broken knee joint and use your tools to unscrew it from the fan. Make sure to keep the screws in a safe place, as you will need them for the new joint.
   
   

   

   Remove broken knee joint.

   
   
3. Next, you need to remove the main PCB in the control switch compartment to make space for the new knee joint. This step is crucial for proper installation.
   
   

   

   Unscrew compartment.

   
   

   

   Desolder wire.

   
   

Step 4: Swap Components

1. Take the components from the broken knee joint and attach them to the new replacement joint. Ensure everything is fitted securely. 
   
   

   

   Swap components.

   
   

   

   New replacement knee joint.

   
   

Step 5: Assemble the Fan

1. Position the new knee joint in place and secure it with the screws you saved earlier. Tighten them firmly to ensure the joint is stable.

   

   Position the new joint to its original place.

   

   Put some grease on moving parts.

   
   
2. Now, reinstall the other components in the reverse order of removal. This includes the fan blades and the guard.
3. Reassemble the fan by reattaching the blades and the fan guard. Make sure everything is tightly secured to avoid any issues during operation.

Step 5: Test the Fan

1. Plug the fan back in and turn it on to make sure it's working properly. Check that the new knee joint allows the fan to oscillate smoothly and that all functions are operational.

   

   The fan rotates in normal condition.

The link tools and components replacement I used in this video are listed below:

Shopee:

1. Spanner Set
2. Screwdriver Set
3. Knee Joint KDK

Lazada:

1. Spanner Set
2. Screwdriver Set
3. Knee Joint KDK

Aliexpress:

1. Spanner Set
2. Screwdriver Set 
   
   

Video:

And that's it! You've successfully replaced the knee joint of your wall fan. Enjoy your newly repaired fan! For more DIY tips and tutorials, be sure to subscribe to our channel and check out our other videos. Thanks for watching!

Revive Your Ride: Fixing the SYM 125 Jet Power Winker or Signal Switch 🛠️

Do you often feel frustrated when your SYM 125 Jet Power's winker switch fails to function? You're not alone. This blog post will guide you through a simple yet effective DIY repair to address this common issue and ensure smooth signalling on your scooter.

Replace the new winker/signal switch.

Step 1: Diagnose Scooter

1. Before diving into any repairs, accurately diagnosing the issue with your SYM 125 Jet Power scooter's winker switch is crucial.
   
   

   

   Test the functionality of the winker switch.

   
   
2. Once you've diagnosed your SYM 125 Jet Power scooter and confirmed that the winker switch is non-responsive or the turn signals are not working correctly, it's time to take action.
   
   

Step 2: Swapping Out the Switch:

1. Let's dive right in! The first step is to remove the front cover (Click HERE for a guide on removing the SYM 125 Jet Power Cover). Once the cover is removed, it's time to remove the old winker switch.
   
   

   

   Remove the broken winker switch.

   
   
2. Once the screws are removed, gently pry the old switch out of its housing. Be sure to handle it with care to avoid damaging any surrounding components.
   
   

   

   Remove the wiring attached to the winker switch.

   
   

   

   Pry out the clip that holds the old switch.

   
   

   

   Push the winker switch out.

   
   

Step 3: Installing the New Switch:

1. With the old switch out of the way, it's time to install the new one. Simply reverse the process, inserting the new switch into the housing. Make sure the switch fits snugly.
   
   

   

   Push the new winker switch to its place.

   
   

   

   Make sure the wiring is connected correctly.

   
   

Step 4: Testing the Functionality

1. Now comes the moment of truth! Turn on your SYM 125 Jet Power and test the winker switch. Observe the indicator on the meter display to confirm that it's functioning as it should.

   

   Winker signal to work in average condition.

   

   Install the front cover and test the winker switch again.

2. Additionally, check the signal lamp to ensure that it's working correctly. If everything looks good, congratulations – you've successfully replaced your winker switch!

The link tools and components replacement I used in this video are listed below:

Shopee:

1. Spanner Set
2. Screwdriver Set
3. Winker Switch

Lazada:

1. Spanner Set
2. Screwdriver Set
3. Winker Switch

Aliexpress:

1. Spanner Set
2. Screwdriver Set 
   
   

Video:

Thanks for tuning in to our DIY winker switch repair guide for the SYM 125 Jet Power. We hope this tutorial has helped resolve any signalling issues you may have encountered. Remember to subscribe to our channel for helpful tips and tutorials, and share this video with your fellow scooter enthusiasts. Until next time, ride safe and happy, signalling!