How To Tune Up A Gary Fisher Hoo Koo E Koo

Learning how to tune up a Gary Fisher Hoo Koo E Koo is a way to maintain its top performance on mountain or regular biking. Other than getting the best out of your bike, performing regular tune up is a safety measure as well. Gary Fisher Hoo Koo E Koo bike model is specifically made for better handling in tight single track and technical climbs but without proper tune up procedure it won’t be able to showcase what it’s made for.

What you need:

  • Cloth for cleaning
  • Isopropyl alcohol (for disc brake cleaning)
  • Long nose pliers
  • Bike wrenches
  1. Inspect the bike’s frame, fork and its components. It is better to replace any damaged part before riding your bike. Clean the frame with damp cloth to wipe out dirt or grease.
  2. Check the wheels. Ensure that the wheels are straight by spinning each wheel as it passes by the brake pads. If the wheels display wobbling movement, you may need to replace the wheel.
  3. Check the tire pressure. Follow the recommended air pressure on the sidewalls of the bike’s tires. It is better to use a hand operated pump to inflate your bike’s tire for more accurate reading and proper inflation procedure avoiding excessive pressure which may cause the tires to break or explode.
  4. Check the brakes. Gary Fisher Hoo Koo E Koo has hydraulic disc brakes installed which need checking in every ride. Press each brake lever towards the handle bar to see if the brake pads functions properly. If the brake lever can be pulled to the handle bar fully the brake system may be bleeding which requires dealer service. The brake pads clearance should be around 0.25 to 0.75 mm from the disc. Keep the brake system clean from dirt or grease or oil at all times. Use isopropyl alcohol for cleaning the disc. Tighten bolts if necessary. Replace the brake pads for signs of wear by removing the wheel and pulling out the installation tang.
  5. Adjust the brakes if needed. Loosen the mounting bolts and fully press the lever as you slowly tighten the bolts according to its torque specification.
  6. Inspect the handle bar and stem. Check for any bents, cracks or scratches and it any of these is visible replacement of the parts is necessary. The handlebar ends should be properly covered with plugs on both ends.
  7. Check the suspension fork. This requires regular lubrication for smooth handling and braking. Tighten suspension bolts if needed. The minimum clearance should be around 2.5 inches from the tires. Adjust the preload and the damping if needed.

Tips/Warnings:

  • Check your Gary Fisher bike’s warranty for parts replacement as self servicing your bike may cause voided warranty.
  • Modifications or any attachments on your bike maybe unsafe both for you and your bike. Consult your Gary Fisher dealer first before modifying your fisher bike.
  • Though common brake systems require regular lubrication, Fisher’s Hoo Koo E Koo bike doesn’t. 
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