8.3.1.3 After riding the electric bike for a period of time, sometimes the chain will
loosen. The adjustment method is as follows: Loosen the nuts on both sides of the rear
axle, and tighten the chain adjustment nuts until the chain is properly tight. At the same
time, pay attention to the plane of the rear wheel and the frame being parallel, and then
tighten the nuts on both sides. . If the chain is too tight, do the reverse operation
according to the above method. The chain is tight and tight (sag 10mm-15mm)
8.3.1.4 When adjusting the height of the handlebar, pay attention that the safety
line on the main tube should not be exposed. And note that the tightening torque of the
core screw is not less than 18N. m. The tightening bolt torque of the cross bar is not less
than 18N. m.
8.3.1.5 When adjusting the height of the saddle, pay attention that the safety
wire on the saddle should not be exposed, and pay attention that the tightening torque
of the saddle nut and the saddle tube clamping bolt is not less than 18N.m.
8.3.1.6 The brakes should be checked frequently for good performance, paying
attention to increasing the braking distance in rain, snow and downhill riding.
Lubrication
part
Lubrication
cycle
Recommended
lubricating oil
Front fork
joint
one year
Butter (lithium grease)
Front and
rear axles
one year
Butter (lithium grease)
central axis
one year
Butter (lithium grease)
pedal shaft
one year
Butter (lithium grease)
sprocket
a week
lubricating oil
chain
a week
lubricating oil
Inside the
flywheel
January
lubricating oil
brake lever
January
lubricating oil
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