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FAQ

Dimensions
Drive System
Maintenance/Modification
Transportation
Riding Suggestions

Dimensions

How do I determine the right bike size for me?

It is recommended to select your size based on the size chart recommendations. Additionally, it is advised to visit an authorized Amflow store or an in-person fitting to find the size that suits you best.

* You can contact customer service for the size chart.

What is the maximum load capacity of the frame?

The maximum load capacity is 125 kg, which includes the rider's weight, any additional items being carried, and the weight of equipment mounted onto the frame.

How do I adjust the bike's suspension for my weight?

The Amflow PL setup guide includes values and instructions tailored to your weight, as well as step-by-step instructions for adjusting suspension components. You can find the setup guide on the download page.

What's the weight of Amflow PL?

The following weights are for bare bikes (excluding pedals, tubeless):
1. Amflow PL Carbon Pro (600Wh)
M size: 19.2 kg, L size: 19.3 kg, XL size: 19.4 kg, XXL size: 19.5 kg

2.Amflow PL Carbon Pro (800Wh)
M size: 20.2 kg, L size: 20.3 kg, XL size: 20.4 kg, XXL size: 20.5 kg

3. Amflow PL Carbon (800Wh)
M size: 21.1 kg, L size: 21.2 kg, XL size: 21.3 kg, XXL size: 21.4 kg

* Weight may vary. Refer to the actual product.

Drive System

What is the speed limit of Amflow PL?

Amflow PL automatically adjusts its maximum speed to comply with the regulations of the country/region you are in. Speed limits for major countries/regions are as follows:
European Union: 25 kph
United Kingdom: 25 kph
United States: 32 kph (20 mph)
China: 25 kph

Can I still ride Amflow PL when the Drive Unit is turned off or if the battery runs out?

Yes. If the Drive Unit is off or the battery has run out, you can ride it like a non-electrical bicycle by pedaling.

Can I charge Amflow PL with third-party chargers?

To ensure battery safety, it is recommended to use the original charger. If the charger is lost, please contact a dealer for assistance.

Does Amflow PL support battery replacements for the Drive Unit?

Battery installation/replacement requires removing the Drive Unit. It is recommended to visit the nearest Amflow authorized store for assistance, or if there is no store nearby, please contact online customer service for support.

How many kilometers can a rider travel on a full battery charge?

The range of Amflow PL (like any eMTB or e-bike) depends on several factors, including environmental temperature, rider weight, pedaling cadence, the use of riding assist modes, and climbing elevation, etc.
In Amflow's tests, a 75kg rider using the Amflow PL Pro (800Wh) in Auto mode could achieve approximately 60 km of mountain biking (or around 1440 m of climbing).

How long does it take to charge the battery?

It takes about 2.5 hours to fully charge an 800Wh battery or a 600Wh battery.

How do I store Amflow PL when I'm not using it?

It is recommended to store the bike indoors and maintain a certain level of charge in the lithium battery to prevent irreversible damage to the drive system from extreme weather and temperatures.

Does the battery need to be charged to 100% to ensure its health?

The battery is equipped with a battery health management system, which ensures battery health even when not fully charged.

Can I update the Avinox app (used for Amflow PL) myself?

Yes, you can download the Avinox app and pair it with your bike. When a new version is available, the app will send an update prompt. Simply follow the instructions to update.

What should I do if Amflow PL cannot be paired with my phone?

Please follow the troubleshooting steps based on the error message:
1. If the bike is already bound to another account:
Solution: Contact the person who bound the bike to unbind it, then you can bind it again.
2. If the device cannot be found:
Solution 1: Check the status on the pairing QR code page, which displays the current connection status of the bike, including the model and account name of the connected phone. If it shows Connected, it means the bike is connected to the phone's Bluetooth, and you need to find that phone and unpair it.
Solution 2: Check if your phone's Bluetooth is already paired with the bike. If so, unpair it and try again.

What should I do if Amflow PL and the Wireless Controllers fail to pair?

Press and hold both buttons on either the Right or Left Wireless Controller for five seconds until the indicator light flashes rapidly. Then, attempt to re-pair.

What is the most extreme environment or operating condition that is suitable for Amflow PL to be used/ridden?

Amflow PL meets ASTM4 standards and can be used on both paved and unpaved surfaces. With the fork and rear shock air pressure set to 25-30% sag, and properly tuned, it can handle a maximum load of 125 kg, a maximum speed of 40 kph, and a maximum drop height of 120 cm.

Is it normal for Amflow PL's Control Display to feel warm or hot to the touch when in use?

Yes, it is normal. The Control Display and GPS module generate heat, and the Control Display absorbs sunlight, so it is normal for the Control Display temperature to rise and, accordingly, for it to feel warm to the touch when in use.
Amflow PL's Control Display is equipped with a temperature sensor beneath the screen; if an abnormal screen temperature is detected, an error code will be displayed on the screen and an alarm will sound.

Can the speed limit on Amflow PL be removed?

No. The maximum speed should comply with the regulations of the country/region where it is being used. Amflow does not provide a method to remove the speed limit.

What is the operating temperature of Amflow PL?

The normal operating temperature is -10° to 40° C.

Can I control Amflow PL via 4G when it's powered off?

When Amflow PL is off, you can use the Avinox app over a 4G connection to check its battery level and location. If the bike's location is abnormal, you will receive a notification from the Avinox app and can choose to remotely authorize unlocking or maintain the locked state and silence the alarm.

Features related to 4G network communication require the additional purchase of a SIM card and are not available during data roaming.

What do the different light colors on the charger indicate about the battery's status?

Yellow light indicates standby, red light means charging, and green light signifies a full charge.

What is the charging temperature of the battery?

0° to 40° C.

What is the maximum operating altitude of Amflow PL?

It is suggested to stay below 5000 m.

What type of crank interface does Amflow PL's Drive Unit use?

It uses an ISIS interface. It is recommended to use the official crank for optimal compatibility.

How does Amflow PL connect to a 4G network?

First, prepare a local Nano 4G SIM card.
Remove the Amflow PL Control Display, install the SIM card behind the screen, and then you can connect to the network.

What type of battery do the Wireless Controllers use? How long do the batteries last?

Each Wireless Controller uses a CR1620 battery. Under normal usage, the battery life is approximately one year.

Can I control Amflow PL with just one Wireless Controller?

Yes. Amflow PL can be used with two, one, or zero Wireless Controllers.

What is the maximum power of the Drive Unit? When do the 850W and 1000W power levels apply?

The Drive Unit has a rated power of 250 W and a peak power of 850 W.
In Boost mode, it can output a limited burst of up to 1000 W of power for 30 seconds.

Does Amflow PL have a hub-drive or a mid-drive motor?

Amflow PL uses a mid-drive motor.

Maintenance/Modification

Does Amflow PL support user modifications to the Drive Unit (motor/battery/sensors)?

No. The Drive Unit must use official Avinox components. Any modifications to the drive system will void the warranty and may violate legal requirements.
If parts are damaged, please contact customer service to purchase spare parts.

Does Amflow PL support replacement shifting systems from other brands?

Yes. Amflow PL supports both electronic and mechanical shifting.
It is recommended to use a shifting system that meets the requirements for eMTB use. BCD104 chainrings can be used.

What are the installation requirements for the seatpost?

Any 31.6mm-diameter dropper seatpost can be installed. Please refer to the specs page for installation depth.

What are the dimensions and bearing specifications for the headset?

The dimensions are 40×52×7 mm, with 45° bearings.
For replacement purchasing options, please contact customer service.

What are the bearing models for the various pivots on the frame?

The two main pivot bearings are model 6901, located above the Drive Unit. The remaining 12 pivot bearings are model 6801.

What are the minimum and maximum chainring sizes?

The chainring sizes supported are 32/34/36T, with a BCD104 mounting interface.

How do I choose the specifications for the front and rear tires?

The front wheel can accommodate up to a 29-inch diameter and 2.8-inch tire width; the rear wheel can accommodate up to a 29-inch diameter and 2.6-inch tire width.
We recommend using Amflow PL's matching tires: 2.5 inches wide for the front and 2.4 inches wide for the rear.

Does Amflow PL support the installation of a 27.5-inch rear wheel for a mullet setup?

Yes, Amflow PL is compatible with both 27.5-inch and 29-inch rear wheels. Users need to adjust the four-bar linkage flip chips and set the wheel size in the app to ensure accurate speed calculation.

How often do I service and maintain the fork and rear shock of Amflow PL?

For detailed information on servicing and maintenance, please refer to the FOX official website. FOX provides maintenance for the fork and rear shock. Here are some suggestions from Amflow for using the shock absorbers:
1. Set the sag before each ride.
2. Adjust the rebound before each ride.
3. Clean the shock absorbers after each ride.
4. Service the air chamber after every 50 hours of riding.
5. Reapply lubricant to the aluminum alloy shock pivot after every 50 hours of riding.
6. Take your fork/shock to a FOX dealer for inspection and maintenance after 150 hours of riding (or once annually).

What kind of rear shocks can be installed on Amflow PL?

Any 185×55mm rear shock with eyelets can be mounted on the frame. The original rear shock has been fine-tuned for internal damping according to Amflow PL's four-bar linkage leverage curve.
It is recommended to use the original rear shock or a shock absorber of the same model with the same damping.

What maintenance does Amflow PL require?

Due to natural wear and tear of the components, Amflow PL requires maintenance. Here is how to extend the lifespan and optimize performance for different parts:

1. Shock absorbers: Set the air pressure and adjust the compression and rebound settings according to the riding conditions before each ride. Clean the shock absorbers after each ride. Service the air chamber and reapply lubricant to the aluminum alloy shock pivot after every 50 hours of riding. Take your fork/shock to a FOX dealer for inspection and maintenance after every 150 hours of riding (or once annually).

2. Bike chain: Always clean the chain, remove dirt, and re-lubricate. A well-maintained chain should be replaced after about 1000 kilometers of riding to prevent excessive wear on the chainrings. Use a dedicated chain checker to determine whether or not the chain requires replacement.

3. Crankset, chainrings, and cassette: The wear on these components largely depends on riding style, maintenance, and the environment. It is recommended to service them at an authorized store every six months.

4. Brake fluid: Brake fluid should be replaced annually to ensure excellent brake performance.

5. Rotors: Keep the rotors clean and free of dirt. Do not touch them with your hands, as the natural oils on fingers and hands can negatively affect brake pad performance. Clean promptly after riding on muddy roads. Dirty brake pads will wear out more quickly and affect braking performance, potentially causing significant noise when braking.

6. Pedals: Lubricate the pedal threads thoroughly before installation to reduce noise.

7. Grips: Grips are coated with rubber. If the rubber becomes porous or greasy over time or after exposure to the sun, it is recommended to replace them with new grips.

8. Wheelset: Wheelset should not have any vertical or lateral wobble. If you notice the wheelset has been impacted, you can go to a professional bike shop to adjust the spoke tension to correct any offset caused by impact.

9. Tires: Tires should always have sufficient tread for adequate grip on roads or trails. If you find sidewall damage when inspecting the tires, replace them promptly.

Does Amflow PL support converting the wheelset to a tubeless setup?

Amflow PL comes with tubes, but both the wheelset and tires are compatible with a tubeless setup. You can easily convert to tubeless using a tubeless valve and sealant.

How many headset spacers can be installed on an Amflow PL?

There is no limit to the number of spacers. However, it is recommended to use no more than three, all installed below the stem.

Transportation

How do I disassemble and pack an Amflow PL for transportation?

For transportation, please use the original packaging/box you received upon purchase and pack it as it was when first opened.
If the packaging/box is lost, you can purchase new transportation materials from the Amflow online store to safely transport your bike.
If you have any other questions, please visit the official Amflow website and fill out the service form to contact us. The Amflow customer service team will get in touch with you as soon as possible and provide assistance.

Riding Suggestions

What should riders check before each ride on an Amflow PL?

1. Ensure the battery is adequately charged.
2. Check the thickness of the brake pads and rotors.
3. Inspect the tire pressure and wear on both the front and rear tires.
4. Check the screw torque at the main pivots of the frame.
5. Check the air pressure, rebound, and compression damping of both the fork and rear shock.
6. Examine the chain for wear.