Version 1.2 2010 EBLS Copyright by Indoorcycling Group GmbH 2010 | www.indoorcycling.com
ENG 28
Finally, retighten the two outer lock nuts
^|_
to
secure the new adjustment and retigthen the two
axle nuts
^>_
. At last reattach the maintenance co-
vers
^_"
Check if
belt drive
""
while riding under resistance load. In case that the
belt slips, proceed using the same technique as
described above. Please note that a belt drive gear
never shows slack. In case of adjustment do not
apply too much tension.
The manufacturer recommends using an ultrasonic
voltage meter adhering to a natural frequency of
the belt of 3200 Hz ± 150Hz. Ball bearing damage
due to incorrect belt tension is excluded from
warranty.
g
>%^_
5. Belt drive
A loose belt as well as an overtightened
belt may cause injury of the rider or damage to the
drive system.
|%
To check for
a loose belt, sit on the saddle, place your feet on
the pedals, move the pedals until the crank arms
are horizontal. Next, pull up the emergency bra-
ke handle and hold it. Then, stand on the pedals
and rock forward and backward. There should be
no
play or slip in the drive train. If there is slip or
play in the drive train, this indicates that the belt is
too loose.
| \
To
adjust the belt, pull off the right and the left mainte-
nance covers
^_
. Loosen the axle nut
^>_
on both
"Q $
the inner adjustment nut
^~_
Q
" Q = ! \
nut
^|_
.
Then, turn both (right and left sides) of the in-
ner adjustment nuts
^~_
" Q-
wheel bracket ¼ of a turn at atime (upward on
the R side and downward on L side) until the belt
is properly adjusted. Make sure to turn both ad-
justment nuts exactly the same amount to avo-
" Q ;?\
the amount of play or slip in the drive train has
disappeared.
A
B
C
4
D
D
C
PREVENTATIVE MAINTENANCE
