If your adjustable dumbbells are not working correctly, learning how to fix Bowflex dumbbells can save you time and money. Bowflex dumbbells may stop clicking into place due to worn selector pins or internal debris.
This common issue interrupts workouts and can be frustrating. But most problems have a straightforward fix you can do at home.
This guide provides clear, step-by-step solutions for the most frequent malfunctions. You will learn to diagnose the issue, perform the repair, and get back to your fitness routine quickly.
How To Fix Bowflex Dumbbells
Before you start any repair, it’s crucial to identify the exact problem. The symptoms will point you toward the right solution. The most common issues involve the dumbbell not locking at the selected weight, making a strange noise, or feeling loose.
Gather a few basic tools before you begin: a flat-head screwdriver, a Phillips-head screwdriver, a clean cloth, and some light machine oil (like 3-in-1 oil). Always work on a clean, well-lit surface and make sure the dumbbells are unloaded.
Common Problems And Immediate Checks
Start with these simple checks. They can often resolve the issue without needing a full disassembly.
Problem: Dumbbell Won’t Lock Into Any Weight
If the selector dial turns freely but the pin doesn’t engage, the issue is often internal. First, check if the dial itself is cracked or damaged. Then, try the basic cleaning procedure outlined below, as debris is a likely culprit.
Problem: Dumbbell Only Locks On Some Weights
This usually indicates a problem with the specific selector pin or the corresponding hole in the weight plate. Inspect the pin for damage and the weight plate holes for obstructions like dirt or a small piece of broken plastic.
Problem: Grinding Noise Or Stiff Dial
A grinding sound or resistance when turning the dial suggests a lack of lubrication or foreign material inside the mechanism. Applying a small amount of light machine oil to the moving parts often solves this.
Step-By-Step Cleaning And Maintenance
Regular maintenance prevents most issues. Perform this cleaning every few months or if you notice performance declining.
- Set the dumbbell to the lowest weight setting.
- Wipe the entire exterior with a dry cloth to remove dust and sweat.
- Using a can of compressed air, blow out the selector dial area and the gaps between the weight plates. This removes loose debris that can cause jamming.
- Apply one or two small drops of light machine oil to the central shaft you can see when the dial is turned. Also, put a drop on the selector pin that moves in and out.
- Turn the dial through all weight settings several times to work the oil into the mechanism.
- Wipe away any excess oil to prevent attracting more dust.
Repairing Worn Or Broken Selector Pins
The selector pins are the most common point of failure. They are the small metal rods that lock into the weight plates. Over time, they can wear down, bend, or break.
You will need to open the selector housing to inspect them. The process varies slightly by model (like the 552s or 1090), but the principle is the same.
- Locate the screws on the side of the selector dial. There are usually 4-6 of them.
- Carefully remove these screws with the correct screwdriver. Keep them in a safe container.
- Gently pry apart the two halves of the plastic selector housing. Be careful not to force it, as plastic clips may be holding it together.
- Inside, you will see a circular plate with several metal pins (usually 10 or 15). Examine each pin. A broken pin will be sheared off. A worn pin will have a rounded or chipped end.
- Bowflex sells official replacement pin kits. Once you have the kit, replace the damaged pin by sliding it out and sliding the new one in. Ensure it moves freely.
- Reassemble the housing and tighten the screws firmly but do not overtighten and strip the plastic threads.
Fixing Internal Debris And Jammed Mechanisms
If cleaning didn’t work, harder debris like a small rock or a piece of plastic might be jammed inside. This requires a more thorough internal inspection.
- Follow steps 1-3 from the selector pin repair to open the housing.
- Once open, use a flashlight to look for any foreign objects lodged in the gear tracks or around the pins.
- Use a pair of tweezers or a small pick to carefully remove any debris you find.
- Inspect the plastic gears for broken teeth. If gears are damaged, you may need to order a full replacement selector mechanism from Bowflex customer support.
- After clearing debris, apply a light oil to the gears and pins before reassembly.
When To Contact Bowflex Customer Support
Some problems are beyond a simple home fix. Contact Bowflex support if you encounter the following:
- A cracked or broken selector dial housing.
- Severely damaged internal gears.
- A bent central metal shaft.
- If your dumbbells are still under warranty. Attempting a major repair yourself can void the warranty.
- If you need to order official replacement parts, such as a new pin set or gear assembly.
Have your model number and serial number ready when you call. They are usually located on a sticker on the dumbbell or the stand. Being prepared will make the process much smoother.
Preventative Care For Longevity
Taking good care of your dumbbells will minimize the need for repairs. Follow these simple habbits to extend their life.
- Always store them on the stand or a clean, dry surface. Avoid leaving them on concrete floors where they can pick up grit.
- Never drop the dumbbells. The impact can misalign internal components and crack the housing.
- Clean and lubricate the mechanism every 3-6 months, or more often if you use them daily.
- Keep them away from excessive moisture and humidity to prevent rust on the metal parts.
Troubleshooting Specific Bowflex Models
While the core mechanics are similar, here are notes for popular models.
Bowflex SelectTech 552 Dumbbells
The 552s are very common. Their main issue is pin wear. The plastic housing can also become brittle over time. Replacement parts for this model are widely available from Bowflex.
Bowflex SelectTech 1090 Dumbbells
The 1090s have a larger weight range and a slightly different internal design. They are still prone to debris jams and pin problems. The cleaning and inspection process is identical.
Older Bowflex Models
If you have an older pair, the principles remain the same. However, finding specific replacement parts may be more challenging. Customer support can help identify compatible parts.
Frequently Asked Questions
Here are answers to some common questions about Bowflex dumbbell repairs.
Why Are My Bowflex Dumbbells Not Clicking?
The most likely reason your Bowflex dumbbells are not clicking is worn selector pins or a jam caused by internal debris. The pins that lock into the weight plates can become rounded or break, preventing a secure click. A thorough cleaning and inspection of the pins usually identifies the problem.
Can You Fix Bowflex Dumbbells That Are Stuck?
Yes, you can often fix stuck Bowflex dumbbells. First, try setting them to the lowest weight. If they are still stuck, you will likely need to open the selector housing to remove whatever is causing the jam, such as a piece of debris or a misaligned pin. Forcing the dial can cause more damage.
How Do I Reset My Bowflex Dumbbells?
There is no electronic reset function. “Resetting” typically means clearing a mechanical jam. To do this, open the selector housing as described, clear any obstructions, ensure all pins move freely, and then reassemble the unit. This process effectively resets the mechanical alignment.
Are Bowflex Dumbbell Repairs Covered Under Warranty?
Bowflex dumbbell repairs may be covered under warranty if the product is still within its warranty period and the damage is due to a manufacturing defect. Normal wear and tear or damage from dropping the units is usually not covered. Always check your warranty terms and contact Bowflex support for clarification before attempting a repair that might void it.
Where Can I Buy Replacement Parts For Bowflex Dumbbells?
The best place to buy official replacement parts for Bowflex dumbbells is directly from the Bowflex website or their customer service department. They sell selector pin kits, gear assemblies, and sometimes full selector housings. Using official parts ensures compatibility and reliability for your repair.