Sun Shortcut Folding Bicycle
Supplemental
Owner’s Manual
Revised 04-2017
CONGRATULATIONS
Congratulations on the purchase of your new Sun folding bicycle. This supplemental manual
provides complete instructions for the operation of the folding features for the Sun Shortcut series
folding bicycles. Before riding your new bicycle please read this supplemental manual as well
as the main Owner’s manual included with your new bicycle. This manual is not intended as a
comprehensive repair or maintenance book. All repair and maintenance should be performed by
a qualied Bicycle Service Technician found at your local Sun Bicycles authorized dealer. Please
refer to our website www.sun.bike to locate a dealer in your area.
CONTENTS
Introduction and Index....................................................Page 2
Models covered in this manual.......................................Page 3
5 steps to fold your bicycle.............................................Page 4-5
Fold and unfold the pedals.............................................Page 6
Raise and lower the seatpost.........................................Page 7
Raise and lower the handlebar.......................................Page 8
Fold and unfold the stem................................................Page 9
Fold and unfold the frame...............................................Page 10-11
Warnings.........................................................................Page 12
Measurements................................................................Page 13
Page 2
SUN SHORTCUT SERIES FOLDING BICYCLES
Shortcut 1 Shortcut 3 Shortcut 7
This manual covers folding and unfolding guidelines for the Sun Shortcut series folding bikes which
include the Shortcut 1, Shortcut 3, and Shortcut 7 models.
1-speed
with
coaster brake
Page 3
Internal 3-speed
with
coaster brake
7-speed
with
V-brakes
Part No. 670295 Part No. 670296 Part No. 670297
1
2
3
4
5
5 STEPS TO FOLD YOUR BICYCLE
Page 4
1. Fold Pedals - Fold each pedal by squeezing the inner release and then rotating the outer pedal
platform down.
2. Lower Seat - Swing the quick release lever open, lower the seatpost until it touches the ground,
and then swing the lever closed to lock the seat post in place. When lowered to the ground, the
seatpost acts as a 3rd leg to balance the bike while folded.
3. Lower Handlebar (Optional) - Swing the quick release lever open , then lower the handlebar until
it stops, and then swing the lever closed to lock the handlebar in place.
4. Fold Stem - Slide the chrome quick-release safety lock upward and then swing the quick-release
lever wide open to disengage the connector hook. Now fold the upper stem down to the left side of
the bicycle.
5. Fold Frame Joint - Rotate the quick-release safety lock up and then swing the quick release lever
wide open to disengage the connector hook. Now fold the the front frame 180 deg. towards the left
side of the bike until the front wheel meets the rear wheel.
To Unfold - Repeat steps 1 through 5 in reverse
5 STEPS TO FOLD YOUR BICYCLE
Your bicycle can be easily folded for transport or storage by following these 5 simple steps.
No tools are required for this process.
Page 5
HOW TO FOLD AND UNFOLD THE PEDALS
While riding the
pedal is locked in the
horizontal position.
The outer pedal platform
body will now fold 90 deg.
in either direction.
To unlock and fold the
pedals simply insert 1-2
ngers in the oval hole
and squeeze.
Page 6
HOW TO RAISE AND LOWER THE SEAT POST
To adjust seatpost height up
or down swing the lever wide
open. Do not twist the lever.
If post moves while in closed
position add tension to the
adjusting nut on the opposite
side.
Closed / locked
quick-release
lever.
Seatpost can now be
adjusted up or down. Do
not raise above maximum
height line marked on the
seatpost.
Page 7
HOW TO RAISE AND LOWER THE HANDLEBAR
During use the quick-
release should be in the
closed / locked
position.
To adjust handlebar height
up or down swing the lever
wide open. Do not twist the
lever. If handlebar moves
while in the closed position
add tension to the adjustable
nut on the opposite side.
Handlebar can now be
adjusted up or down.
Do not raise above max
height line marked on the
bar.
Page 8
HOW TO OPEN AND CLOSE THE FOLDING STEM
Slide the chrome quick-
release safety lock
upward.
Swing quick-release lever
wide open to disengage
the connector hook.
With the connector hook
disengaged you can
now fold the upper stem
down to the left side of
the bike.
Page 9
HOW TO OPEN AND CLOSE THE FOLDING FRAME
Quick-release lever
will not open when
quick-release safety lock
is engaged.
Rotate the quick-release
safety lock clock wise
90 deg. to reveal quick-
release lever safety post.
Quick-release will not
open when this is covered.
Swing quick-release lever
wide open.
Page 10
HOW TO OPEN AND CLOSE THE FOLDING FRAME
Connector hook will begin
to disengage from
the frame as you swing
the lever open.
The connector hook
is now disengaged
and you can begin
folding the frame.
Fold the front frame 180
deg. towards the left side
of the bike until the front
wheel meets the rear
wheel.
Page 11
WARNINGS
SEATPOST
• Never ride with the seatpost extended above the maximum height line.
• Never ride with the seatpost inserted below the bottom level of the frame seat tube.
HANDLEBAR
• Never ride with the handlebar extended above the maximum height line.
• If handlebar feels loose you should check the handlebar quick release to ensure it is in the
closed / locked position and sufciently tight. When closing it should require rm pressure
using the palm of your hand. If it can be closed using only your ngers it is not tight enough.
STEM
• If the stem feels loose you should open and then reclose the quick release lever. Make sure
folding stem connector hook is properly engaged with the upper folding portion of the stem.
FRAME JOINT
• If the frame feels loose at the frame joint you should reopen and reclose the quick-release
lever. Make sure the connector hook is properly engaged with the frame, the quick-release
lever is completely closed, and the quick-release safety lock is turned to the locked position.
• When closing the quick-release lever it should require rm pressure using the palm of your
hand. If it can be closed using only your ngers it is not tight enough. You can add tension to
the quick release lever by turning the screw on the back side of the lever clockwise.
Page 12
MEASUREMENTS
Page 13
27”
31”
43.5”
59”
Saddle to Ground
Minimum....34.0”
Maximum...39.5”
Saddle to Pedal
Minimum....30.0”
Maximum...35.5”
Handlebar to Ground
Minimum....40.5”
Maximum....43.5”
Folded Dimensions
Length...31.0”
Height....27.0”
Width.....13.3”
Assembled Dimensions
Length...59.0”
Height....43.5”
Width...22.3”
Distributed by J&B Importers, Inc.
11925 SW 128th Street, Miami, FL 33186
Email: info@sun.bike | Web: sun.bike
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