Copyright Velocomp LLP 2005-2015
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coefficients (aerodynamic and frictional).
TIP:
COAST DOWN DATA IS COLLECTED BETWEEN THE SPEEDS OF 18 MPH AND 8 MPH.
15.
Do not pedal your bike, apply the brakes, or make abrupt moves with the front
wheel during the coast down.
16.
As the bike slows the horizontal bar will empty and your bike speed will drop.
17.
Once you get to a speed of about 8 mph, the words “DONE COAST” will flash for a
few seconds, then the screen “CALC COAST” (calculating coast) will appear, then
main coast down screen will appear, indicating that the measurement is complete.
CRITICAL
:
FOR BEST RESULTS
PERFORM 5 TO 8 COAST DOWNS
.
RETURN TO THE
PLACE WHERE YOU STARTED YOUR FIRST COAST DOWN AND REPEAT.
CRITICAL
:
DO COAST DOWNS ONLY IN CALM WIND CONDITIONS, AND ON ROADS THAT
ARE LEVEL TO UPHILL.
TIP
: IF YOU ACCIDENTALLY INITIATE THE COAST-DOWN CALIBRATION PROCESS YOU
MAY STOP (ABORT) IT BY PRESS-HOLDING THE CENTER BUTTON. THE SCREEN WILL SAY
“Abrt COASt” (abort coast). THE COAST-DOWN READINGS CURRENTLY STORED WILL BE
UNCHANGED.
RACER TIP
: BY DEFAULT, THE COAST DOWN USES A FIXED VALUE OF ROLLING
RESISTANCE (CRR = 0.0054) IN THE COAST DOWN MEASUREMENT.
IMPORTANT
:
YOUR COAST DOWN AND CAL RIDE DATA
MUST
BE DOWNLOADED AND
ANALYZED IN ISAAC SOFTWARE TO PROVIDE YOU CORRECT RESULTS. SEE “ISAAC
SOFTWARE INSTRUCTIONS” FOR DETAILS
.
FIT TRAIN ON/OFF
This setting allows you to enable/disable the Fitness Training screens (press-hold right
arrow to enter Fit Train. To turn fitness training screens off, click the center button, use
up/down arrows to select “off”, then click the center button to accept.
