STEPRACE: Service & Maintenance Manual - rev. 1.2
Page 7.25
7.21. DISASSEMBLING THE SECONDARY SHAFT
Figure 7.21-1
Carry out the procedures described in paragraph
7.16. “Disassembling the primary shaft -
secondary shaft chain ”.
1. Select stepping mode B (dependent stepping
motion).
2. Align the pedals.
3. Back off the nut
a
of the belt tension rod
using a 17-mm wrench.
Figure 7.21-2
4. Back off the dowel
b
using a 4-mm hex T
wrench.
5. Shift the alternator toward the pulley in order
to slacken belt
c
.
Figure 7.21-3
6. From both sides of the machine, back off the
lock nut
d
and lock down the SECONDARY
SHAFT adjusting screw
e
using a 13-mm
wrench.
7. Back off the 4 screws
f
which fix the
SECONDARY SHAFT to the frame, using a
17-mm wrench.
8. Remove the SECONDARY SHAFT, pulling
out belt
g
.
To reassemble the SECONDARY SHAFT, carry
out the above steps in reverse order.
Continued on the following page
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