Technical Specifications Frequently Asked Questions

Questions

1.

What tires can I use on my Spinergy wheels?

2.

What maintenance do my Spinergy wheels require?

3.

My tires don’t fit, do I have the wrong size?

4.

Why do I keep popping tubes?

5.

What kind of air valve is this in my tire, and why doesn’t my air pump work?

6.

Where can I buy replacement spokes?

7.

How do I replace a spoke?

8.

When should a spoke be replaced?

9.

What axle length do I need for my Spinergy wheels?

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Answers

1.

What tires can I use on my Spinergy wheels?

Spinergy rims will accept any tire made for wheelchair use. You can use 1-3/8” tires, 1” tires (recommend size if using solid “flat-free” tires), or even mountain bike tires (26x1.95”-559 mtn. bike tires will fit our 25” (559) wheels).

2.

What maintenance do my Spinergy wheels require?

Keep them clean. Occasionally take your wheels off the chair, remove the axle and wipe the bearings, hub, and axle with a dry rag. The bearings are sealed, so you will not need to grease them. We recommend you inspect your wheels occasionally to make sure spokes are tight, the rim is not damaged and your tire pressure is adequate.

3.

My tires don’t fit, do I have the wrong size?

Chances are you have the right size. Some tire brands can be difficult to install. To be sure, look at the numbers labeled on the side of the tire. For example: If you have 24” Spinergy wheels, the tire should have the numbers “540” on the sidewall. 20” wheels = “451” 22” wheels = “501” 24” wheels = “540” 25” wheels = “559” 26” wheels = “590” 700c wheels = “622” Still having problems? Visit your local wheelchair dealer or bicycle shop and have them install the tires for you. (Helpful tool: “Tire Bead Jack” made by Kool Stop - http://www.koolstop.com/Accessories/)

4.

Why do I keep popping tubes?

If you are continuously popping a tube in the same wheel, you will want to check the following: 1. Protective strip inside the rim is positioned correctly and that it doesn’t have any holes at a nipple or pusrim mount hole location. 2. Make sure the rim is clean of any metal burs or debris. 3. Keep your tires inflated to the correct air pressure (psi). If you are too high or too low, this could result in a puncture. We recommend 110psi for high pressure tires, and 80psi for low pressure tires.

5.

What kind of air valve is this in my tire, and why doesn’t my air pump work?

There are two types of valves. Your Spinergy wheels could have either one. 1. Schraeder (like a car tire valve) – if you have this valve, most pumps will work. 2. Presta (skinny valve with threaded valve-release) – if you have this valve, the gas station pump will not work unless you have an adapter (Adapter: http://www.koolstop.com/Accessories). Note: Most hand pumps and portable compressor pumps have reversible heads to accommodate either valve. It’s not a bad idea to buy an adapter and just leave it on your wheels so it’s always there (most bike shops sell adapters).

6.

Where can I buy replacement spokes?

Any wheelchair dealer or bike shop can special order spokes for you. You will need to know your wheel size, wheel type and spoke color.

7.

How do I replace a spoke?

If you’re asking this question, it is probably in your best interest to have a bicycle shop or wheelchair dealer replace the spoke. It is very important to the integrity of the wheel that spokes are installed properly. If they are not, you can risk breaking more spokes, or having a “wobble” in your wheel. Refer to “truing instructions” section of this website if you want more details.

8.

When should a spoke be replaced?

If a spoke is broken, replace the spoke as soon as possible to avoid further damage to the wheel. If the outer sheath is simply cut the spoke is still functional and may not need immediate replacement. If a spoke is more than 1/3 cut, you should replace the spoke.

9.

What axle length do I need for my Spinergy wheels?

Your axle length depends on two things: 1. Length of axle receiver in wheelchair camber tube. 2. Distance between outside-of-bearing to outside-of-bearing in your wheel’s hub. Measure these two lengths and this will give you the axle length you need. Keep in mind same axles have some adjustability to them – buy the axle that closely matches the measurement you got from step 1 & 2.