Wadkin Machine repair Part 3. Reassembly of the rise and fall mechanism.

Machine maintenance

In this video presentation I go through the reassembly of the rise and fall mechanism.

Restoring a Machine: A Step-by-Step Guide

Welcome back to the process of reassembling the machine. If you own a Wadkin machine and have its manual, you’re in luck. Manuals are invaluable resources, and even if you’re outside the UK, many are available online. My machine, the BF-500, is a prime example. Its diagrams and breakdown are within the manual, helping us visualize its parts and assembly.

I’ve previously dismantled this machine, and I’m using this guide to put it back together. Catalogs, such as those from Dalton’s in England, are a great resource for those working on restoring old machinery. They not only list spare parts but also provide guidance on refurbishment.

For my case, I’ve collaborated with a skilled metalworker named Larry. Initially, we considered brass for a new part, but we opted for aluminum, which proved effective and cost-efficient. The key issue was a blocked grease nipple, affecting lubrication to the threads over time. This caused dust accumulation, resulting in resistance and stiffness in the wheel’s motion. I mistakenly suspected issues with the chain mechanisms, but the root cause was the threaded Acme bearing.

An Acme bearing, designed for load-bearing purposes, plays a pivotal role in the rise and fall of machines like this. I’ve performed comprehensive maintenance, including greasing mechanisms and washing bearings. If bearings show wear, it’s prudent to replace them.

I’ve focused on both the top and bottom bearings, ensuring they’re well-maintained. These heavy-duty bearings offer stability, and I’ve cleaned them thoroughly using diesel to prevent dirt and dust accumulation. Hygiene plays a crucial role in preventing breakdowns.

As I move forward with assembly, I pay careful attention to each component. The grease nipple and Acme bearing are key elements. Proper alignment is crucial, as is maintaining the thread’s direction. Keyways prevent unwanted slipping and secure components in place.

With patience and precision, I guide each part into position, ensuring everything aligns correctly. The lap nut is initially left loose for easier access, and later adjustments will ensure everything is securely tightened.

This step-by-step process ensures that every component is returned to its rightful place. By following these meticulous steps, I’m confident that my machine will be restored to optimal performance, ready to serve for years to come.

Remember, the art of machine restoration is a valuable skill, and through practice and experience, anyone can master the art of fixing and maintaining these complex mechanisms.

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