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Symptom
Cause
Traces of oil film (no droplets)
Oil leaks following horizontal
transportation or storage
Traces of oil on the quick release axle
Oil leaks
Oil drops form on quick release hole in
the axle spindle
Oil drops form on the axle ring and axle
plate or the gaiters
Oil drops form on housing lid flange
Traces of oil on oil drain screw
Oil drops form on shaft seals (sides of
housing smeared in oil)
Shift cable broken (shift cable on hub -
internal shift control)
Shift cable broken (internal shift
control)
Gear shift no longer works
Bayonet lost or defective (internal shift
(while touring)
control)
Shift cable broken (external shift
control)
Retaining ring (and bolt) lost on quick-
release fastener collar clamp
Table 54: Error solution for limit stop
MY23I0a - 42_1.0_22.01.2024
Troubleshooting, fault clearance and repair
Remedy
Oil can form around the shaft seals, the housing lid gasket and the oil
drain screw due to variations in air temperature and pressure. This is
not a defect.
You can continue riding until the next regular oil change (5000
km interval).
Pedelecs must be transported and stored in an upright position. Oil
will leak out in a horizontal position.
Contact specialist dealer (measure oil level in hub).
The gears breathe through the inner hole in the gear axle. This is not
a defect.
You can continue riding until the next regular oil change (5000
km interval).
Contact specialist dealer.
Contact specialist dealer.
Contact specialist dealer.
Contact specialist dealer.
Contact specialist dealer.
Detach axle plate and cable pulley.
Use an 8 mm box/open-end spanner to select a suitable gear
(e.g. gear no. 7).
You can now continue riding using this one gear.
Contact specialist dealer on your return.
Select a suitable gear by pulling on the hub shift cables.
You can now continue riding using this one gear.
Contact specialist dealer on your return.
Replace with screw clamp or shift cable.
Knot the shift cable with binding wire.
Contact specialist dealer on your return.
Detach cable box.
Use an 8 mm box/open-end spanner to select a suitable gear.
You can now continue riding using this fixed gear.
Contact specialist dealer on your return.
Replace with M6 screw and nut or fix temporarily with binding
wire.
Contact specialist dealer on your return.
260
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