RISTRETTO 303FS Guía del usuario
Owner’s Handbook |Assembly & Maintenance
Certificate of Identity and Warranty
303FS Founders Edition
Model
Ristretto Electric, Denver, CO
Design
Detroit Bikes, Detroit, MI
Manufacturer Details
July 1st, 2022
Start Date of Warranty
Serial No.
Located on the seat tube of your 303FS.
Color
Owner’s Handbook
Assembly & Maintenance
1
Ristretto Founders Edition
For additional help view the Ristretto assembly video available in the Ristretto Help Center at www.ristrettoelectric.com/helpcenter
Welcome to Ristretto.
Thank you for choosing Ristretto and your purchase of the 303FS Founders limited-edition bike.
Your electric bike was manufactured in Detroit, Michigan by one of the best artisan bike engineers in North America,
Detroit Bikes. It is important for us to follow this same tradition of excellence for all Ristretto products. Your 303FS
bike has been quality crafted and is feature-rich, optimized to provide you with an elevated riding experience.
Our number one priority is to ensure your safety and the best riding performance possible.
Important: please read and understand this manual first before assembling and operating your Ristretto bike.
We recommend having your bike professionally assembled by a certified electric vehicle mechanic.
The 303FS is a high performance electric bike, designed for experienced riders. Please ride responsibly.
If you have questions after reading this manual, please reference the Ristretto Electric Help Center, or contact
We would love to hear from you.
2
Owner’s Handbook
General Information
This manual contains warnings and cautions that are marked by the triangular caution symbol and should be given
special attention to the information marked in this owner’s manual.
If you have questions after reading this manual, please reference the Ristretto Help Center.
Keep this manual, along with any other documents that were included with your bike, for future reference. All
content in this manual is subject to change so please be sure to visit ristrettoelectric.com/ownershandbook to view
and download the latest version. Ristretto makes every effort to ensure the accuracy of its documentation is correct
and assumes no responsibility of liability if any errors or inaccuracies appear within.
Assembly and the first adjustment of your 303FS requires special tools and skills, therefore it is recommended
that you have your bike assembled by a certified, electric bike mechanic or a mobile assembly service provider like
velofix.com. Riding an incorrectly assembled bike can put your and others’ safety at risk.
There are risks associated with the use of any bike which cannot be predicted or avoided and are the sole
responsibility of the rider. Please ride responsibly.
PLEASE NOTE: THIS MANUAL IS NOT INTENDED AS A DETAILED USER, SERVICE, REPAIR OR MAINTENANCE
MANUAL. PLEASE SEEK ASSISTANCE FROM A QUALIFIED TECHNICIAN FOR SERVICE, REPAIRS OR MAINTENANCE.
YOUR INSURANCE POLICIES MAY NOT PROVIDE COVERAGE FOR ACCIDENTS INVOLVING THE USE OF THIS BICYCLE.
3
Ristretto Founders Edition
For additional help view the Ristretto assembly video available in the Ristretto Help Center at www.ristrettoelectric.com/helpcenter
General Information –––––––––––––––––––––––––– 2
303FS Diagram ––––––––––––––––––––––––––––––––– 4
Assembly Instructions –––––––––––––––––––––––––5
Step 1: Unbox and Install Front Wheel ––––––– 5
Step 2: Install Handlebar ––––––––––––––––––––– 7
Step 3: Install Pedals ––––––––––––––––––––––––– 7
Step 4: Inflate Tires –––––––––––––––––––––––––– 9
Step 5: Charge Battery Pack ––––––––––––––––– 9
Battery ––––––––––––––––––––––––––––––––––––––– 10
How To Remove Battery Pack –––––––––––––– 10
Battery Charging Information –––––––––––––– 10
Operating Instructions –––––––––––––––––––––– 12
Powering On –––––––––––––––––––––––––––––––– 12
Display Set Up ––––––––––––––––––––––––––––––––– 13
Braking Procedure –––––––––––––––––––––––––––– 14
Pedal Assist Level Settings –––––––––––––––––––– 15
Basic Controller Display Settings ––––––––––––– 16
Mode and Class Selection ––––––––––––––––––––– 17
Advanced Controller Display Settings ––––––––– 18
Operating Integrated Lights –––––––––––––––––– 19
Powering Off the Motor –––––––––––––––––––––– 19
Ristretto App ––––––––––––––––––––––––––––––––– 20
How to Connect the Mobile App ––––––––––––– 20
Change Riding Modes ––––––––––––––––––––––––– 21
Troubleshooting
Error Codes ––––––––––––––––––––––––––––––––––– 22
Troubleshooting –––––––––––––––––––––––––––––– 23
Checklist
Pre-Ride Checklist ––––––––––––––––––––––––––––– 26
Post-Ride Checklist ––––––––––––––––––––––––––– 27
Maintenance Checklists ––––––––––––––––––––––– 28
Warranty
Limited Warranty & Other Terms ––––––––––––– 29
Table of Contents
4
303FS Diagram
Battery Pack
Headset
Head Tube
Grips
Handlebars
Suspension Fork
Dropouts
Cogset
Saddle
Rear Shocks
Front Hub
Brake Rotor
Brake Caliper
Brake Pads
Top Tube
Rear Hub
Seat Tube
Down Tube
Rear Shocks Mount Tube
Chain Stay
Chain
Rim
Tire
Tube
Spokes
Fenders
Fenders
Rear Derailleur
Derailleur Cable
Stem Brake Levers
Rear Light Head Light
Display
Brake Rotor
Brake Caliper
Brake Pads
Motor
Chainring
Botton
Bracket
Rim
Tire
Tube
Spokes
Owner’s Handbook | Assembly Instructions
5
Ristretto Founders Edition
For additional help view the Ristretto assembly video available in the Ristretto Help Center at www.ristrettoelectric.com/helpcenter
Assembly Instructions
STEP 1: UNBOX AND INSTALL FRONT WHEEL
Carefully open the bike box fasteners then remove the owner’s tool box.
Owner’s Tool Box Contents:
•Owner’s Manual
•Battery Lock Keys (2x)
•Battery Charger
•Pedal Set
•Pedal Wrench
•Multi Tool (can be used instead of a torque wrench if needed)
UNBOXING AND BIKE ASSEMBLY IS HIGHLY RECOMMENDED TO BE COMPLETED
BY TWO PEOPLE THAT ARE CAPABLE OF LIFTING A HEAVY OBJECT SAFELY.
1. Lay down a soft floor covering to protect the bike forks and your floor.
2. Remove the front wheel from the box to prepare for installation.
3. Remove packaging material then carefully lift the bike out from both sides.
4. Place the bike on the soft floor covering with one person holding the bike upright.
6
5. With one person holding the bike upright, remove one fastener from the front axle using an M6 hex key,
then slide the front axle out from the front forks.
6. With one person holding the bike upright, prepare to slide the front wheel between the front forks:
a. Remove the front brake caliper spacer.
b. Carefully align the wheel brake rotor to slide between the brake caliper pads.
c. Align the front wheel hub with the fork axle holes.
d. Gently slide the axle through the fork axle holes and through the front wheel hub.
e. Hand thread the second axle fastener on the front axle.
f. Torque the axle fasteners (2x) using an M6 hex key (15 Nm)
g. Torque fork axle pinch fasteners (4x) using an M5 hex key (10 Nm)
PLEASE USE A TORQUE WRENCH IF POSSIBLE. BE CAREFUL NOT TO
CROSS-THREAD OR DAMAGE THE FASTENER THREADS.
7. With one person holding the bike upright, spin the front wheel to ensure proper alignment.
Make sure the front brake rotor is properly aligned between the brake caliper pads.
A PROPERLY INSTALLED FRONT WHEEL SHOULD SPIN FREELY. IF YOU HAVE ANY
HESITATION, PLEASE CONTACT A CERTIFIED EV MECHANIC FOR ASSISTANCE.
Please be kind to the environment and be sure to recycle all packaging materials according to your local guidelines.
Assembly Instructions
7
Ristretto Founders Edition
For additional help view the Ristretto assembly video available in the Ristretto Help Center at www.ristrettoelectric.com/helpcenter
STEP 2: INSTALL HANDLEBAR
1. Remove the bolts of the handlebar clamp using an M5 hex key.
2. Place the lower crossbar of the handlebar in the groove of the top crown once the clamp is open.
3. Finger tighten the handlebar clamp, then adjust the angle of the handlebar to the rider’s preference.
4. Torque the stem clamp fasteners using an M5 hex key (10 Nm) in a cross pattern making sure the
clamp is tight and the handlebars do not move.
STEP 3: INSTALL PEDALS
1. Locate the Right side pedal (stamped with an “R” at the end of the pedal axle).
The Right side pedal goes on the crank on the Right side of the bike (the side
with the drivetrain gears). Torque each pedal to (35 Nm). Use the included
pedal wrench to avoid damage caused by wider wrenches.
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