Kalkhoff IMPULSE EVO RS Notice Originale page 196

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-94 Original User Guide | Pedelec Impulse Evo RS Version 2
Cause Remedy
b) C hain/belt has come off. b) L
and adjusting the chain tension Page EN-21  3.9.1 Belt tension Page
a) The spoke magnet has slipped. a) C heck 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) C limb assist is set too high. b) Change the value  6.4.3.16 Climb assist Page
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) C hain/belt tension too high. b) R
Page EN-21  3.9.1 Belt tension Page
c) Dirty chain/belt. c) C
d) Defective pedals. d) Replace pedals
e) Motor bolts not tight enough. e) Tighten motor bolts
Easy-reach control is defective. Please contact your cycle dealer. The easy-reach control may have to be replaced.
Shift sensor defective. Please contact your cycle dealer. The shift sensor may have to be replaced.
a) Software is not up to date. Please contact your cycle dealer. They can install the latest system software.
b) Shift cable incorrectly threaded. Please contact your cycle dealer.
ift the chain/belt on to the sprocket and adjust the tension. Contact your cycle dealer  3.8.1 Measuring
educe chain/belt tension. Contact your cycle dealer  3.8.1 Measuring and adjusting the chain tension
EN-22.
lean chain/belt  3.8.3 Chain cleaning and maintenance Page EN-21  3.9.3 Cleaning the belt Page
 3.1 Attaching the pedals Page
 12. Torque settings Page
EN-22.
Speed sensor
EN-63.
Spoke magnet
EN-15.
EN-99.
EN-24.