It’s that time again: the temperatures are slowly rising and the days are getting longer again – the Spring is here! The right time to get back to E-bike and pedelec But first comes work, then pleasure. Before the first ride, electric bikes should be Technical check What happens in the Care and Maintenance must be observed, explains the TÜV Association.
Battery, electric motor and brakes in focus
"Bicycles with batteries and motors are heavier and faster than conventional bicycles. Therefore, it is particularly important that the safety-relevant components function properly", explained Robin Zalwert, Speaker for sustainable mobility at the TÜV Association.
Battery care
"Lithium-ion batteries age faster if they are completely discharged or fully charged for months," says Zalwert. So, if you haven't used your battery for a long time in the winter, you should first Check charge levelThe battery is often the most sensitive and expensive component of an e-bike or pedelec. Ideally, a Charge level between 20 and 80 percentIf the device is not going to be used for a longer period, the removable battery at room temperature The charge level should also be checked regularly. Deep discharge can irreversible damage on the battery cells.
The TÜV explains: E-Bike, Pedelec or S-Pedelec?pedelec: The Pedelec – in long form Pedal Electric Cycle – only supports when pedaled and that up to a speed of 25 km/hLegally it is considered a bicycle and therefore requires neither registration nor insurance.
S-pedelec: The "Fast Pedelec" (S-Pedelec) can up to 45 km / h support, which puts it in the category of Mopeds falls. A Authorization, Insurance number plate and a corresponding AM driving license are necessary here.
E-Bikes: The e-bike can accelerate without pedalingAccording to the performance class, it is Moped or light moped The term "e-bike" is often colloquial term for all electrically assisted bicycles .
In addition, the battery should be charged to Cracks or damage To avoid corrosion, the Charging contacts clean and dry And be careful: Often Fruit Brandy due to improper charging Most often, dangers arise during charging, for example due to defective or inferior batteries. "Batteries should always be charged with the Original charger be charged on a non-flammable surface," adds Zalwert. If a new battery is needed, only tested original batteries or certified replacement models should be used.
Check engine and electronics
During a first test run, it should be checked whether the Display reacted, the pedal support works and no error messages If the e-bike or pedelec jerks or makes unusual noises, a specialist workshop to be visited.
Particularly Humidity can result from improper storage in winter Damage Condensation can form, especially when storing electric bicycles in the basement or garage. If this happens, Motor and connectors should only be cleaned with a damp cloth Excessive moisture or high-pressure cleaners can cause damage to the electronics. charging contacts can be used if necessary Contact spray However, this should be be sure to dry sufficiently.
A closer look at brakes and tires
The brake pads on e-bikes wear out faster than on "normal" bikes due to the higher weight and higher speed. Zalwert recommends: "If you are unsure whether the Braking power is still sufficient, a specialist workshop In general, it is recommended to use the e-bike once a year or every 1.000 to 1.500 kilometers for inspection E-bikes and pedelecs are often equipped with more powerful braking systems – while older or cheaper models may also be equipped with rim brakes, modern bikes usually have disc brakes, which offer a consistently high braking power. Nevertheless, all types should always be checked, as the Brakes To the most heavily stressed components of an e-bike. Rim brakes often show wear with the naked eye.
In addition to the brakes, the Tires Tires that are too soft will reduce the range and worsen driving comfort. Therefore, the Air pressure always to the manufacturer's instructions For small cracks, cuts, retracted foreign bodies or very worn Tires should Tires completely replaced .
Before the first ride
"A few laps on safe terrain help you get used to the driving feeling again and to recognize possible defects early on," Zalwert advises a short Test drive before starting a first longer tourto test brakes, gearshift and engine under real conditions.
In addition, not only the technology but also the mechanical components should be examined regularly. Only then can the Safety and longevity of the wheel must be guaranteed.
Are the screws tight?
screws on handlebars, stem, saddle, luggage rack or mudguards can become loose due to shocks and vibrations while riding, which is why a Control with the right tool This can prevent defects or safety risks.
Is the chain clean and lubricated?
Even if the Chain If the chain slides slowly, this often goes unnoticed due to the electric assistance. Rust, dirt, and moisture can cause increased wear and poor power transmission – therefore, the chain should be checked regularly. cleaned with a dry cloth and to the other with lubricated with a suitable chain oil or chain wax .
Is the lighting system working?
Ob headlights and Rear Light work, should best checked before every trip In principle, the headlights should be adjusted so that oncoming Road users not blinded For e-bikes with battery-powered lighting systems, the Charge level be controlled.
Further information is available on the Website of the TÜV Association.
We hope you enjoy your spring e-bike tours!
Source: TÜV Association e. V.DHB now also digital!Simply click here and register for the digital German Crafts Journal (DHB)!
Text:
Verena S. Ulbrich /
handwerksblatt.de
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