1.About User’s Manual Dear User: Please drive E-bike safely .The FEM2 instrument is one of the components to operate an E-bike and to control cycling status. Please read instructions carefully before using. Here we write the professional manual in order to make you understand its materials, installation, setup, adjustment, maintenance and normal use of the instrument clearly.
Normal setting items: km / mile system, the speed limit, the backlight brightness. Advanced setting items: wheel diameter, automatic power-off time, the total number of stalls. 5.Normal Display Area The FEM2 Instrument display contents are: 1.Battery display 2.Assist stall display 3.Cycling mileage display 4.The Mileage unit display 5.Speed unit display...
6. Button Definition The FEM2 display instrument has a special and integrated button which consists of three single buttons fixed on the left side of the instrument. Its shape and position shown as below: Button Mode Button + Button - Button + During the subsequent description, the up button called "MODE";...
10.Switch Single Milage/Total Milage In the power-on state, press the "MODE" button to switch single /total milage. Setting interface as shown below: 11.Into General Settings-km/mile System Setting When started up,press the "+" button and the "-" button together for 3 seconds to enter the general setting mode, you will set the km / mile system setting firstly, press "+"...
Note: When the wheel speed reaches or exceeds the set value, the motor’s output power will continue to attenuate. For cycling safety, it is recommended to set the speed limit at 25Km / H and below. 13.Backlight Brightness Setting After setting the speed limit , press "MODE" button to enter the backlight brightness settings;...
15.Wheel Diameter Setting After entering the advanced setting,the first setting is the wheel diameter (Unit: inch), press "+" button to increase the wheel diameter and press "-" button to decrease the wheel diameter. Setting range: 8-32; Set Units: inches. Setting interface as shown below: 16.Automatic Power-Off Time Setting After setting the wheel diameter, press "MODE"...
"+" button to increase the total number of stalls, and press "-" button to decrease the total number of stalls, setting range: 0 -9. After setting the total stall, press "MODE" button to exit the advanced settings, the FEM2 instrument will automatically save settings. Setting interface as shown below: Note: The total stall does not include the 0 stall and L.
Show Definition Show Definition Reach the high temperature Turn to no homing protection point Turn fault Temperature sensor fault Low voltage Current sensor fault protection Over voltage Speeed sensor fault protection Motor Hall singal Battery communication fault Line fault Instrument communication Motor Phase line fault fault Note: Only the fault is solved, the instrument can exit from the fault code...
Q: How to solve the fault as the instrument shows? A: Please self-troubleshooting refer to the fault code definition,if not please contact the local dearer to solve. 21.Commitment To Quality and Warranty If any product quality questions caused under normal use, during the warranty period we will give limited warranty service.
Need help?
Do you have a question about the FEM2 and is the answer not in the manual?
Questions and answers