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6
Maintenance and adjustments
6.1
IMPORTANT! Do not attempt to open the casings of the battery, motor or
controller it could be dangerous and all warrantees will become void. If you
experience a problem contact our service department or your retailer.
6.2
Wheel spokes should be adjusted after 300 miles riding. Handlebar and saddle
tubes should never be raised beyond the maximum indicated by a safety line
around the tubes. The recommendation of the torque on the nuts as follows:
(A) Front motor axle nuts.
(B) Back axle nuts.
(C)Handlebar clamp bolt.
(D)Seat pillar clamp nut/bolt. (5-8) N.M
(E)Seat clamp nuts. 24N.M
(F) Gear shifter nuts. 4N.M
(G) Rear carrier nuts. 8N.M
(H) Mudguard bracket nuts.8N.M
Other nut torque depends on the nut size. M4：2.5-4.0N.M M5：4.0-6.0N.M M6：
6.0-7.5N.M
6.3
Your bike has a low maintenance SHIMANO 8 speed alfine gear box
6.4
The brake leavers should lock the wheels when compressed half way between
their open position and touching the handle bars. When they need adjusting
please follows the procedure in section 14
6.5
Warning: Handlebar hand grips or tube end plugs should be replaced if
damaged, as bare tube ends have been known to cause injury.
6.6
Warning: Any replacement forks must have the same rake and same tube inner
diameter as the originally fitted to the bicycle.
6.7
Disc brake pad wear and replacement. Remove the brake pads and check them
for wear. If they have worn to the point where the caliper piston pin-positioning
hole goes all the way through, then they need to be replaced.
IMPORTANT braking distances increase on wet or icy roads.
6.8
Lubrication:
Every three months lubricate the chain with light oil
6.9
Recommended tools for proper maintenance:
Torque wrench with lb•in or N•m gradations 2, 4, 5, 6, 8 mm Allen wrenches
9, 10, 15 mm open-end wrenches 15 mm box end wrench
Socket wrench, 14, 15, and 19 mm socket T25 Torx wrench
No. 1 Phillips head screwdriver Bicycle tube patch kit, tire pump
7
Technical specifications & performance
Type
Performance
70N.M
70N.M
12 N.M
Wisper 906Alpino
(with 75kg 165lb rider)
- 7 -
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