Nautilus Schwinn IC3 Service Manual page 57

11. To loosen the Flywheel hardware, use a 15 mm crescent wrench to
hold the Axle Nut (I) on one side steady and loosen the Axle Nut on the
opposite side with a 15 mm socket and wrench. Remove the Axle Nuts
from the Flywheel axle (J). Set the hardware safely aside for reassembly.
12. Using a 10mm wrench, loosen and remove the Flywheel Retainer
nut (K1) that is closest to the Frame. Remove the Tensioner eyebolt (G)
and Nut (K2) from the Flywheel axle (J) and Tensioner support (H1). Set
the Tensioner hardware aside for reassembly.
NOTICE: It may be necessary to move the Flywheel (L). This step
may require two people.
13. Remove the rubber grommets from the top opening (R1) in the left
Frame upright and the lower opening (R2) near the Speed Sensor. Set the
grommets safely aside for reassembly.
NOTICE: Make sure the Speed Sensor cable is disconnected from
the Console cable.
14. Tie the length of string to the end (N1) of the Speed Sensor cable
at the top opening (R1) in the left Frame upright. Hold the other end of
the Speed Sensor cable (N2) and carefully pull it out of the lower opening
(R2) so that the string extends through the upright. Untie the string from
the old Speed Sensor cable.
NOTICE: This step may require two people.
15.
brackets (H) and remove the Flywheel from the bracket. Remove the
thin Nut (M) from the left end of the axle (J) and set it safely aside for
reassembly.
NOTICE: This step may require two people.
16. Carefully remove the Speed Sensor (N) and Spacer (O) from the
axle (J). Set the old Speed Sensor safely aside.
NOTICE: This step may require two people.
17.
Speed Sensor (N) and the Spacer (O) in position on the axle (J). Reinstall
the thin Nut (M) on the axle.
NOTICE: This step may require two people. Do not crimp any
cables
I
G
N1
N
L
J
57
J
R1
R2
N2
N
J
I
O
M