This type of knob is an elastic knob. If it is found that the L-shaped knob is blocked by the bike, you can pull the
handle out to neutral, and then rotate it to the place where it cannot be blocked. Release the handle and the
handle will automatically spring back to its original position, and then lock or release the knob clockwise or
anticlockwise.
Maintenance of this product:
For your health and safety, please make sure to clean and maintain this product regularly. After each use, clean
cloth can be used to remove sweat and dust. Electroplating accessories, such as armrest adjuster and cushion
adjuster, inertia wheel, screw parts, etc., can be sprayed with furniture wax or antirust oil every week to prevent
rust. The brake pads should be inspected regularly according to the service conditions. If the wear is serious,
please replace them in time to eliminate potential safety hazards.
Handle height adjustment:
The height of the handle can be adjusted according to different heights of users. Loosen the L-shaped fixed knob
of the handle holder, pull the handle adjustment tube frame into the appropriate hole position, and lock the L-
shaped knob.
Handle levelness adjustment:
The levelness position of the handle can be adjusted according to different heights of users. Loosen the L-shaped
fixed knob of the handle holder, pull the handle adjustment tube frame into the appropriate position, and lock the
L-shaped knob.
Use of L-shaped knob:
Cushion height adjustment:
The height of the cushion can be adjusted according to different heights of users. Loosen the L-shaped fixed knob
of the cushion frame, pull the cushion adjustment tube frame into the appropriate hole position, and lock the L-
shaped knob.
Cushion levelness adjustment:
The levelness position of the cushion can be adjusted according to different heights of users. Loosen the L-
shaped fixed knob of the cushion frame, pull the cushion adjustment tube frame into the appropriate position, and
lock the L-shaped knob.
Summary of Contents for A90-212
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