Browse the Owner’s Manual
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Tailwind e-Bike Manuals
OLI Motor Manual - This PDF is the OLI motor manual (includes the battery access and computer info). While the manual doesn't indicate you can switch from KM to Miles there is a way to do that. And this image is what the computer looks like. You can visit the Oli...
Routine Maintenance & Trouble Shooting
These suggestions apply to all high performance bicycles. A properly maintained bicycle will improve the feel, reliability, safety, and longevity of your investment. When the bike is new and for the first hundred miles, frequently check and tighten the crank bolts. If...
Eccentric / Timing Chain Adjustment
As the cross over chains stretch, you will need to adjust the eccentrics to tension the chain. We switched from set screw type eccentrics to internal expanding eccentrics in 2004. Specific instructions for the set screw type will be listed below. Using a 4mm hex key...
Intermediate Shaft
Disassemble the Intermediate Shaft & Remove the Timing Chains Without Loosening the Eccentrics If you do not have da Vinci Tool TL.001, insert two 5mm allen wrenches all the way into any two opposite holes of the DFB (Double Freewheel Block). Use a pry bar or...
Intermediate Shaft Bearings
Removing the Bearings Pry the bearing spacer off center with a flat punch. Lightly tap the inner race of the bearing from the inside. You want the bearing to come out as straight as possible, so alternate tapping on the top and bottom of the inner race. It is...
Anti-Chain-Suck (ACS) Bracket Adjustment
If you have experienced chain-suck, (the chain gets stuck in the drive gears by wrapping around the chainring too far), your ACS bracket is adjusted too far from the chainrings, or the ACS bracket is bent, or both. The bracket should be within .030” (.75mm) of the...
Spindle Adjustment & Eccentric Maintenance
This Information is for the pre 2005 Set Screw Type Eccentrics Removing the Eccentrics When servicing the eccentrics, it is best to remove them from the bike first. To do this all you have to do is loosen the set screws under the bottom bracket shells. If the...
Torque Specifications
Part / size wrench In. Lbs. Ft. Lbs. N-M Stem Top Cap / 5mm 10 - 12 .8 - 1.0 1.1 - 1.4 Stem to Bars / 4mm 55 - 60 8.3 - 9.2 6.2 - 6.8 Stem to Fork 55 - 60 8.3 - 9.2 11.3 - 12.4 Seatpost Clamps / 4mm 45 - 55 3.8 - 4.6 5.1 - 6.2 Seatpost Clamps / 5mm...
White Industries Hubs & Freewheels
Here are pdf instructions from White Industries: Front Hub PDF Link Rear Hub PDF Link Freewheel service PDF Link
Rear Derailleur Adjustment
From the Shimano service manual and tips from da Vinci Top Adjustment Turn the top adjustment screw so that the guide pulley is in line with the outer line of the smallest sprocket when looking from the back. Low Adjustment Turn the low adjustment screw so that the...
Packing a Global Tandem (S&S Couplers)
Below are instructions for packing an older model with the lateral tube. The size shown is a Medium Road, with the wheels, packed into a 26" X 26" X 12 S&S case. Start by shifting both the front and rear derailleurs into the smallest sprockets. Un-thread the...
S&S Coupler Maintenance
You must remove both retaining rings and the coupling nut to thoroughly clean and inspect a coupling. ALWAYS TAKE CARE TO PROTECT THE COUPLING TEETH!