Installing The Sprocket - NuVinci Nfinity Series Owner's Manual

3.2 Installing the Sprocket

1. Remove the anti-shift retainer (A) by pulling
firmly away from the NuVinci CVP
NuVinci Optimized CVPs are

!
incompatible with 1/8 inch
(3.18mm) single-speed chains and
sprockets that are flat on at least one side.
Use 3/32 inch (2.3mm) chains and sprockets
only.
 Use of incompatible chains can
!
result in interference with the Nfinity
Hub Interface and damage to CVP
components and may result in a dangerous
condition for the rider.
2. Install a standard 9-spline 3/32 inch
(2.3mm) sprocket (B) with the flat side
facing the CVP, followed by the supplied
sprocket spacer (C, if required), and secure
with the sprocket snap ring (D).
•
The sprocket spacer is intended for
sprockets that are 3/32 inch (2.3mm) thick
at the inner diameter. If the inner diameter
is 0.17-0.18 inch (4.3-4.5mm) thick, the
spacer should not be used.
TECHNICAL OWNER MANUAL
•
See section 5.1 (for chainline and beltline
specifications)
•
The NuVinci Optimized CVPs are
compatible with 16 to 28 tooth sprockets.
See section 5.1 for sprocket ratio
requirements and approved gearing
3. If a Nfinity Hub Interface is not installed
immediately following the sprocket, replace
the anti-shift retainer (A)
If the sprocket is asymmetric, incorrect

!
installation can result in interference
with the Nfinity Hub Interface and
damage to CVP components and may result
in a dangerous condition for the rider.
Nfinity 330 systems are compatible

!
with mid-motor eBike systems rated
at 250W or less. See section 5.2 for
approved gearing tables.
Nfinity 380 systems are compatible with mid-
motor eBike systems rated at 350W or less.
See section 5.2 for approved gearing tables.
A
B
C
D
NFINITY ASSEMBLY OF COMPONENTS
EN
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