8
9
WHEEL SIZE CHART
Wheel/Tire Size Wheel Size Setting
in mm
26 x 1.0 ATB . . . . . . .1913
26 x 1.25 . . . . . . . . .1953
26 x 1.5 . . . . . . . . . .1985
26 x 1.9 . . . . . . . . . .2055
26 x 2.0 . . . . . . . . . .2074
26 x 2.1 . . . . . . . . . .2095
26 x 2.2 . . . . . . . . . .2110
700 x 20c . . . . . . . . . .2074
700 x 23c . . . . . . . . . .2114
700 x 25c . . . . . . . . . .2124
700 x 28c . . . . . . . . . .2140
700 x 32c . . . . . . . . . .2155
700 x 35c . . . . . . . . . .2175
700 x 38c . . . . . . . . . .2180
700 x 40c . . . . . . . . . .2190
650 x 20c . . . . . . . . . .1945
650 x 23c . . . . . . . . . .1990
Wide 700c Tubular . . . . . . .2117
Narrow 700c Tubular . . . . .2105
27 x 1” . . . . . . . . . . .2145
27 x 1-1/4 . . . . . . . .2160
AT
B
ROA
D
QUICK REFERENCE GUIDE
Desired Function
Which Key to Press
Notes
Advance Digits While Programming Left Key
Hold for Fast Advance
Set Digits While Programming
Right Key
Set Clock
Right for 2 Sec.
In MXS/Clock Screen
Set Miles/Kilometers/Wheel Size
Right for 2 Sec.
In AVS/ODO Screen
Enter ATM “Lap Timer” Display
Left for 2 Sec
In any Screen
Reset ATM, DST, AVG and Max
Right for 2 Sec.
In SPD/ATM Screen
TROUBLESHOOTING
• No Speed Reading
Improper magnet to axiom alignment,
computer improperly installed
in bracket.
• Slow Display Response
Temperature is outside operation
limit (0˚-55˚C).
• Display is Black
Temperature is too hot. Remove from
direct sunlight to return to
proper operation.
• Display Fades or Disappears
Weak or dead battery, dirty
battery contacts.
• Irregular Display Figures
Check and record Total Odometer, then
press Auto Clear button to initialize
computer. Follow setup procedure and
adjust Odometer setting.
Method Two:
Measure wheel radius (including tire) in
mm and multiply by 6.2832=Wheel
setting number.
Method Three:
Refer to the following chart and input
the number that corresponds to your tire
size. (Note: Actual size of two similarly
marked tires from different
manufactures can vary significantly,
making this method the least accurate.)
Radius x 6.2832 = Wheel Setting
01Axiom 98 6/12/00 10:48 AM Page 10
