Courtesy of some crafty but interesting OCR:
Step 1 - Removing Your Inner Tube
* first of all remove the inner tube valve and deflate the tube
* Undo the rim lock, Ieaving the nut on the end of the thread
* NoW Completely break the bead away from the rim using a'bead breaker or tyre Jevers
* Starting opposite to the rim lock starrt Ieverìng the tyre ofF the rim. At this po;nt aIways
enSUfe that the Side oppposite to that you are working is puIled into the spoke recess. Thi.s wi.tJ
allOW the tyre to Move across to the sìde that you are working and thus aIJowing jt to be
removed much easier
Step 2 - Removing The Tyre
* Having now removed t^he' ìnner-tu''be. Turn thè'wheet over and folIowing the same buJIet
points mentioned in step 1, Iever the tyre from the rîm
* Whenever fttting or removing tyres directly on the gr'ound, always remember to work w;th
the brake disc top síde. This wìll prevent any damage occuring to the disc. *
Step 3 - Tyre Fitttìng Preparation
* Inspect the rim, rim tape, spoke níppIes and ìnner tube for any írregularìties before
commencìng with the refìt
* Clean all components a'nd Iubricate the bead ofthe tyre, ready for fttting
Step 4 - Rerittting, Sìde 1 '
* Insert the wheel into the hre, rim Iock fìrst. / '
* Now is the time to make sure the tyre is being fittted in the direction that you require. .
* Once again, ensure the bead is set right into the spoke well of the rim and the tyre w;JI lever
on easíly.
Step ? - Re?tting, Síde 2
* Now turn the wheel over. Before fttting the inner tube, slightly ìnflate the tube to the point
that ìt wiII stiII droop over your arm. Thís will help stop the tube being caught between the rím
and the bead when fitting.
* Inserrt the tube, valve first
* Now lubricate the tyre bea'd. Starrt fittting the tyre at the rim lock first, once again ensuring
that the bead is set right into the spoke weIl. This is important at this stage
Step 6 - Dont Pinch That Tube! '
* NOw yOu have got this far, you dont want to pinch that tu%. So, as you lever the tyre make
Su Fe that the tyre lever doesn't go much past the verrtical. Pinches are caused by Jettìng the
hre lever go too far over.
* YOU may need to use your foot to stop the tyre bead riding out from the rìm at the opposite
end
Stèp 7 - Now The Hardest Part
* You wílI now have arrived at the most di_icult part, the last quarter!
* Instead of Ievering three inches of tyre at a time, you will now need to Jever one ;nch at a
time. You wíll find that this will enable you to easily fit that last part. .
Step 8 - Finìshìng Off
* Now that the hre is on, you havent quite finished yet !
* USin9 a lever pulI back the tyre and check that the tube has not been caught between the
riM and the tyre bead. IF it has, ty inflating the tyre and defIatìng, usually this will free it. This
iS qUite iMpO_ant, due to the fact that moSt rìm pinch puctures (whíle riding) are caused by the
tube being caught whiIe fittting or through compression punctures
* FinalIy, puMp the tYre up to seat the bead onto the rim, tìghten 'the rim lock, the.n set your
tyre presSure. for most o_-road rìdinglracing a pressure of 12 - 14 psj is suitable
