9. TROUBLE SHOOTING

9.3 Symptom

If your R40Li does not work as expected, follow the troubleshooting guide below. There is a FAQ (Frequently Asked Questions) on www.gardena.com/int which provides more detailed answers to a number of standard questions. Contact GARDENA Central Service if you still cannot find the reason for the fault. See MEMO on page 4.

Symptom

Cause

Action

 

 

 

 

 

 

The R40Li has

The boundary wire is not laid in a long

Check that the charging station has

difficulty docking

straight line that is far enough out from

been installed according to the

 

the charging station.

instructions in 3.2 Installation of the

 

 

charging station on page 16.

 

 

 

 

The guide wire is not inserted in the

It is absolutely critical for operation

 

slot at the bottom of the charging

that the guide wire is perfectly straight

 

station.

and is in the correct position under the

 

 

charging station. Therefore make sure

 

 

that the guide wire is always in its slot

 

 

in the charging station. See 3.6

 

 

Installation of the guide wire.

 

 

 

 

The charging station is on a slope

Place the charging station on a

 

 

surface that is entirely level. See 3.2

 

 

Installation of the charging station on

 

 

page 16.

 

 

 

Uneven mowing

R40Li works too few hours per day.

Increase the mowing time, see 6.3

results

 

Timer (1) on page 41.

 

 

 

 

The proportion setting is incorrect in

Check that the correct Proportion

 

relation to the layout of the working

value is selected. See 6.5 Settings

 

area

(3) on page 43.

 

 

 

 

Working area too large.

Try limiting the working area or

 

 

extending the working time, see 6.3

 

 

Timer (1) on page 41.

 

 

 

 

Dull blades.

Replace all the blades and screws so

 

 

that the rotating parts are balanced.

 

 

See 8.6 Replacing the blades on page

 

 

53.

 

 

 

 

Long grass in relation to the set cutting

Increase the cutting height and then

 

height.

successively lower.

 

 

 

 

Accumulation of grass by the blade

Check that the blade disc rotates

 

disc or around the motor shaft.

freely and easily. If not, screw off the

 

 

blade disc and remove grass and

 

 

foreign objects. See 8.3 Cleaning on

 

 

page 52

 

 

 

R40Li runs at the

The clock on R40Li needs to be set.

Set the clock, see 6.5 Settings (3).

wrong time

 

 

The start and stop times for mowing

Reset the start time and stop time

 

 

are incorrect.

settings for mowing. See 6.3 Timer (1)

 

 

on page 41.

 

 

 

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Gardena R40Li manual Symptom

R40Li specifications

The Gardena R40Li and R70Li robotic lawn mowers represent the cutting-edge in garden maintenance technology, designed to simplify the lawn care process for homeowners. With their sleek design and innovative features, these mowers offer exceptional performance, reliability, and convenience.

The R40Li is suitable for smaller gardens of up to 400 square meters, while the R70Li caters to medium-sized lawns of up to 700 square meters. Both models are powered by a robust lithium-ion battery, providing efficient and quiet operation while ensuring minimal disturbance to the surrounding environment.

One of the standout features of these robotic mowers is their intelligent navigation system. The R40Li and R70Li are equipped with a smart sensor technology that allows them to efficiently map and navigate the garden, avoiding obstacles and adjusting their mowing paths as needed. This ensures that every corner of the lawn is trimmed without missing patches or damaging plants.

Both mowers come with a programmable timer, which allows users to set specific days and times for mowing, ensuring that the lawn is always well-maintained. The rain sensor is another valuable feature, automatically detecting wet conditions and returning to the charging station to prevent unwanted damage to the lawn.

Ease of use is a priority with the Gardena R40Li and R70Li. They are equipped with intuitive controls, allowing users to easily customize settings and manage their mowing schedules. The mow height can be easily adjusted, giving homeowners the flexibility to achieve their desired grass length.

Safety is another critical aspect of these robotic mowers. Both models feature an emergency stop function and a lift sensor that halts operation if the mower is lifted or tilted, providing peace of mind to users with pets and children.

Moreover, the mowers' compact design and highly maneuverable nature allow them to operate in tight spaces and navigate narrow passages with ease. Their durable construction ensures reliability and longevity, making them a worthwhile investment for any garden enthusiast.

In summary, the Gardena R40Li and R70Li robotic lawn mowers provide an excellent combination of advanced technology, user-friendly features, and efficient performance, making lawn care effortless and enjoyable. With these mowers, homeowners can enjoy a pristine lawn without the time and effort typically required for traditional mowing methods.