Raleigh PEDELEC IMPULSE EVO Notice Originale page 205

Description
Power assist sporadically cuts out.
Motor noise
Buttons on easy-reach control not
functioning
The system freezes in a mode.
Shift sensor not working.
Push assist is too weak.
EN-98 Original User Guide | Pedelec Impulse Evo / Impulse Evo Next Version 4
Cause
b) C hain/belt has come off.
a) The spoke magnet has slipped.
b) Climb assist is set too high.
a) T here are various reasons for motor noise – it is not always due to a mechanical fault. For example, the following factors can negatively affect
noise:
» Excessively high cadence with a low load.
» Very high assist level (e.g. riding uphill).
» Derailleur gear (as opposed to a gear hub).
b) Chain/belt tension too high.
c) Dirty chain/belt.
d) Defective pedals.
e) Motor bolts not tight enough.
Easy-reach control is defective.
Shift sensor defective.
a) Software is not up to date.
b) Shift cable incorrectly threaded.
Remedy
b) Lift the chain/belt on to the sprocket and adjust the tension. Contact your cycle dealer
and adjusting the chain tension Page EN-23  3.9.1 Belt tension Page
a) Check whether the spoke magnet has slipped. It should be
as close as possible to the speed sensor on the chain stay
(max. 10 mm). Align the magnet with the marker point on
the speed sensor.
b) Change the value  6.4.3.16 Climb assist Page
b) Reduce chain/belt tension. Contact your cycle dealer
Page EN-23  3.9.1 Belt tension Page
c) Clean chain/belt  3.8.3 Chain cleaning and maintenance Page EN-23  3.9.3 Cleaning the belt Page
 3.1 Attaching the pedals Page
d) Replace pedals
e) Tighten motor bolts  12. Torque settings Page
Please contact your cycle dealer. The easy-reach control may have to be replaced.
Please contact your cycle dealer. The shift sensor may have to be replaced.
Please contact your cycle dealer. They can install the latest system software.
Please contact your cycle dealer.
EN-24.
EN-66.
Spoke magnet
 3.8.1 Measuring and adjusting the chain tension
EN-24.
EN-16.
EN-103.
 3.8.1 Measuring
Speed sensor
EN-26.