STEPRACE: Service & Maintenance Manual - rev. 1.2
Page 7.23
7.19. DISASSEMBLING THE SECONDARY DRIVE SPROCKETS
Figure 7.19-1
Carry out procedures described in paragraph 7.6.
“Disassembling the upright guard”.
On each side of the machine:
1. Select stepping mode B (dependent stepping
motion).
2. Back off dowel a using a 3-mm hex T
wrench.
Figure 7.19-2
3. Using a pointed tool and a rubber mallet,
push the pin on the left side until it comes out
on the right, gradually pulling out the
SPROCKETS and the spring.
To reassemble the DRIVE SPROCKETS, carry
out the above steps in reverse order.
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