EG Vienna 250 EX Owner'S Manual Download Page 7

High Quality Electric Disc motor with an advance speed sensor. 

Closed system motor requires only surface cleaning and dry storage. 

Charging the Battery

Connect the battery to the charger; ensure the output terminal of the charger and the 
input terminal of the battery are firmly connected.

When the charger is plugged into a wall outlet, the charger LED indicator will turn RED to 
indicate that the battery is charging 

The LED indicator on the charger will turn GREEN when the battery is fully charged. 

Disconnect the charger from the wall outlet before disconnecting the charger from the 
battery.

To ensure long battery life, fully charge the battery for at least twelve (12) hours during 
the first initial three charges and charge the battery at least once for 2-3 hours every 2 
months

Repair and Service

WARNING:

Inspect the bicycle frequently. Failure to inspect the bicycle and to make repairs or 
adjustments, as necessary, can result in injury to the rider or to others. Make sure all 
parts are correctly assembled and adjusted as written in the owner’s manual.

Immediately replace any damaged, missing, or worn parts.

Make sure all fasteners are correctly tightened as written in the owner’s manual 

Parts that are not properly tightened can be lost or operate poorly. 

Do not over tighten parts, as over-tightening may damage the part. 

Make sure any replacement fasteners are of the correct type and size.

If your own a bike with an aluminum frame, inspect the bicycle frame carefully and 
frequently as Aluminum frames can develop micro fractures from stress, severe impact 
and shocks. If you see these micro fractures or cracks, stop riding the bicycle 
immediately. 

In case of micro fractures, have the bicycle frame repaired and inspected by a qualified 
professional before riding the bicycle again.

NOTE: Have a bicycle service shop make any repairs or adjustments for which you do not have 
the correct tools to or if you do not sufficiently understand the instructions set forth in this electric
bicycle’s manual supplement or the bicycle owner’s manual.

Inspection of the Bearings Maintenance

1. Frequently check the bearings of the bicycle. Have a bicycle service shop lubricate the 

bearing once a year or any time they do not pass the tests as noted in the Bicycle 
owner’s manual.

Serial Numbers to your EG Electric Bike

1.

The Serial number to your EG Electric Bike is located in 2 places on the bike frame. 

2.

The first one is located right where the front Suspension fork meets the frame of the bike.
It is at the front of the frame right near where you install the front reflector to the bike.

3.

! Warning: Before turning the bike upside down remove the battery. Ensure the battery 
holder does not support the weight of the bike in anyway while upside down.

4.

The Second serial number is located on the under side of the bike below the saddle and 

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Summary of Contents for Vienna 250 EX

Page 1: ...ructions 3 How to operate the Electric Bicycle 3 How to read the Battery Meters and about the Li on Battery 4 Care Instructions 5 Battery 5 Storage Maintenance and Transport 5 Battery 5 Charger 6 Char...

Page 2: ...way to the front of the bike Then securing the quick release 4 Unfold the Handle stem where the handlebar fits into section of the bike Then bring the quick release over to the top portion of the bike...

Page 3: ...WARNING if your pedals don t fold easily do not force them to do so or you will risk breaking the pedals 4 Next fold the pedals by gently pressing in the pedals horizontally and then they will effortl...

Page 4: ...is now a standard safety feature on all our electric bikes from here on out It functions as a kill switch for the throttle grip Pressing it the first time will disable the throttle grip and pressing...

Page 5: ...place any object on or over the battery Use only the supplied charger to charge the battery Battery capacity 10Ah Battery and Motor Voltage 24V Charge temperature range 0 45 Discharge temperature ran...

Page 6: ...r plug or un plug the charger with a wet hand Do not use the charger during a lightning storm Use only the supplied charger to re charge the battery Do not operate the charger in an unstable dusty or...

Page 7: ...the part Make sure any replacement fasteners are of the correct type and size If your own a bike with an aluminum frame inspect the bicycle frame carefully and frequently as Aluminum frames can devel...

Page 8: ...ifying the bike in any way will void your Warranty The instructions below are written only for the maintenance or repair of the bike 2 To detach the rear wheel first unhook the connector near the rear...

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