
READ & UNDERSTAND
INSTRUCTION MANUAL
Save all warnings and instructions for future reference.
ELECTRIC LAWN MOWER
Original Instructions
GB
EM U32
SLM32F

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Read this manual carefully prior to assembling and
operating the lawnmower. It is dangerous to operate this
product without being familiar with these instructions.
Keep this manual in a safe place and have it ready for
future reference.
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EM U32 Original Instruction
CONTENT
Intended use 06
General safety warnings 06
Symbols 10
Technical data 13
Description of product 14
Installation 15
Operation 16
Maintenance and storage 18
Troubleshooting 20
Declaration of conformity 21

6 7
INTENDED USE
The device is exclusively designed for mowing private lawns. The lawn must be dry and level.
Wildower meadows, uncultivated meadows and strongly overgrown lawns with high weeds
(such as thistles) are not considered lawns.
This device is intended for private use only and is not suitable for commercial use. Use the
device only as described in this operating manual. Any other use is improper and may lead to
product damage or even personal injury. This device is not a toy.
The manufacturer or retailer assume no liability for damage caused by improper or incorrect
use.
GENERAL SAFETY WARNINGS
This operating manual is part of the electric lawn mower
(hereinafter also called "device"). It contains important
information on how to set up and use the product.
Before using the device, read the operating manual
carefully, in particular the safety instructions. Failure to
follow this operating manual may lead to severe injuries
or product damage.
This user manual is based on the standards and
regulations that are valid within the European Union.
Outside the EU, please also note the country-specic
directives and laws.
Keep this operating manual for future reference. If you
pass this device on to a third party, you must also supply
this operating manual.
IMPORTANT
READ CAREFULLY BEFORE USE
KEEP FOR FUTURE REFERENCE
GENERAL SAFETY WARNINGS
Safety notes
Risk of electric shock!
Improper handling of the device, faulty electric installation
or excessively high mains voltage may result in an electric
shock.
- Only connect the device to a properly installed socket.
The mains voltage must match the value indicated on
the rating plate.
- In the case of a fault, immediately disconnect the
device from the power cable and/or mains.
- Do not connect the device if the device, power cable
or a mains plug shows visible signs of damage.
- Damaged power cords and devices must only be
repaired by the manufacturer, their customer service
or a qualied professional.
- Do not open the housing under any circumstances
and never insert any object in the housing.
- Always disconnect the device from the mains before
cleaning or servicing it.
- Never touch the mains plug with damp hands.
- Do not immerse the device, power cable or mains plug
in water or other liquids.
- Do not bend the power cable and do not pass it over
sharp edges.
- Never move the device over the power cable.
Notes on the power cable
- Use only authorised power cables of type H05VV-F or
H05RNF.
- They must be approved for outdoor use.

8 9
- The length shall not exceed 50 m.
- The power cable wire cross section must be at least 1.5
mm .
- Always completely unroll cable drums before use.
- Check the cable for damage.
WARNING!
Danger for children and persons with impaired
physical, sensory or mental capacities (e.g. partially
disabled persons, older persons with reduced
physical and mental capacities) or lack of experience
and knowledge.
Improper handling of the device can lead to severe
injuries or damage to the device.
- This lawn mower may be used by persons with
impaired physical, sensory or mental capacities or
those lacking experience and knowledge if they are
supervised or have been instructed in how to safely
use the lawn mower and have understood the risks
associated with operating it. Children must not play
with the lawn mower. Cleaning and user maintenance
must not be performed by children.
- Never allow children or other persons, who are not
familiar with the user manual, to use the lawn mower.
Local provisions can dene the minimum age of the
user.
- Do not leave the lawn mower unattended while in
operation.
GENERAL SAFETY WARNINGS
CAUTION!
Risk of injury!
Improper handling of the device can cause injuries.
1. The blade is sharp; take care when touching the
blade.
2. Do not reach underneath the device or into the
discharge chute.
3. Do not operate the device when other persons or
animals are around.
4. Do not operate the device if you are impaired (e.g.
under the inuence of drugs, alcohol, medication or if
you are tired).
5. Wear solid shoes, long trousers and hearing
protection.
6. Watch out for the power cable as you might trip over
it and lose control of the device.
7. Avoid working on wet grass as you might slip and
lose control of the device.
8. Do not work on areas with an inclination above 20 %
as you might slip and lose control of the device.
9. Always keep the discharge ap closed and keep
away from the discharge chute when working without
a collecting bag.
10. Wait until the blade stands still before removing any
blockage or clogging and carrying out any other work
on the device.
GENERAL SAFETY WARNINGS

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SYMBOLS
Safety symbols
The purpose of safety symbols is to attract your
attention to any possible dangers. The safety symbols
and their explanations deserve your careful attention
and full understanding. The symbol warnings do not, by
themselves, eliminate any danger. The instructions and
warnings they give are no substitute for proper accident
prevention measures.
WARNING:
Be sure to read and understand
all safety instructions within this operator’s
manual, including all safety alert symbols such as
“DANGER”
,
“WARNING”
, and
“CAUTION”
before
using this tool. Failure to follow all instructions
listed below may result in electric shock, re and/or
serious personal injury.
SAFETY ALERT SYMBOLS:
Indicate
DANGER,
WARNING,
or
CAUTION.
May be used in conjunction
with other symbols or pictographs.
Symbol meanings
This page depicts and describes safety symbols that
may appear on this product. Read, fully understand and
follow all instructions on the machine before attempting
to assemble and operate.
SYMBOLS
Declaration of conformity (see chapter
“Declaration of conformity”): Products marked
with this symbol meet all the applicable
Community regulations of the European
Economic Area.
This symbol indicates that the device complies
with the protection class II.
General warning sign.
Read the operating manual.
Caution! Discharge of cuttings or stones.
Always keep the discharge ap closed.
Keep other persons and animals out of the
working range!
Warning! Rotating blade! Do not reach or step
underneath the device.
Disconnect the device from the mains before
carrying out maintenance and cleaning work.
Warning! Electric voltage.
Keep the power cable away from the rotating
blade! Do not move the device over the power
cable.

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The symbol shows the maximum sound power
level L
wA
.
Never use mower unless the grass catcher or
guard provided is in position.
Do not expose the product to rain or wet
conditions.
Conforms to relevant UK regulatory requirements.
SYMBOLS
96
Model
EM U32
Rated voltage/frequency 230–240 V~/50 Hz
Rated power 1200 W
Protection class II
IP rating IPX4
Max. rpm 3500 min
-1
Cutting width 320 mm
Cutting height 20-60 mm, 5 positions
Capacity of grass bag 30 l
Weight 8.8 kg
Measured sound pressure level (L
pA
) 78.5 dB(A) K=3 dB(A)
Measured sound power level (L
wA
) 91.14 dB(A), K=1.55 dB(A)
Guaranteed sound power level 96 dB(A)
Vibrations 2.268 m/s (K = 1.5 m/s
2
)
The noise and vibration values were determined in accordance with EN 60335-2-77:2010.
The vibration emission values during actual use of the device may deviate from the declared
values. This is independent of the way the device is used.
Users must take all safety precautions to protect themselves. They must consider all
inuences of the actual application conditions (especially all parts of the work cycle such as
running times, idling times and times at which the machine is shut off). The vibration values
may deviate from the stated total output depending on the actual use of the device.
Suitable measures include regular maintenance and servicing of the device, keeping
your hands warm, taking regular breaks and properly planning the work sequences!
TECHNICAL DATA

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DESCRIPTION OF PRODUCT
Parts description (Fig. A)
1. Top handle
2. Knob with bolt x 2
3. Lower handle
4. Transportation handle
5. Grass catcher
6. Rear ap
7. Cable clip
8. Switch box
9. Switch lever
Check the delivery parts (Fig. B)
Remove the machine from its packaging carefully and make sure that all of the following parts
are present:
a. Lawnmower with upper handle
b. Lower handle
c. Grass catcher
d. Knob with bolt x 2
e. Fixing screw x 2
f. Cable clamps (2x)
g. Manual
h. Pull relief (for the power cable)
WARNING:
If any parts are damaged or missing, do not operate this tool until
these parts have been replaced. Failure to heed this warning could result in serious
personal injury.
NOTE:
Always recycle the packaging in accordance with local recycling guidelines.
INSTALLATION
WARNING!
- Always check the mounting plates before assembling the wheels. Never attach the wheel
on a damaged or loose mounting plate.
- The wheels must be assembled on the same height level. Using a product with wheels
assembled on different height level may cause damage of the cutting unit (e.g. cutting
device, spindle etc.) or an unsatisfactory result.
The bottom part of the handle is connected to the lawn mower and does not wobble.
Mounting the lower handle bar (Fig. C)
1. Insert the lower handle bars into the supports. Ensure the mounting holes in the lower
handle bars are aligned with the ones in the supports
.
2. Secure the lower handle bars with the screws and tighten them with a suitable crosshead
screwdriver.
Mounting the upper handle bar
1. Remove the bolts from the knobs and keep them handy.
2. Attach the upper handle bar to the lower handle bars and align the holes in the upper
handle bar with the ones in the lower handle bars. (Fig. D)
3. Secure the upper handle bar with the knobs and bolts to the lower handle bars and
tighten the knobs clockwise.
4. Fix the power cord with the cord clips to the handle bars. (Fig. E)
Mounting the grass catcher
1. Fit the upper part onto the lower part by xing all the outer clips correctly (Fig. F).
2. Hang the grass box on to the hook (Fig. G).

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Setting cutting height (Fig. H)
1. Adjust the cutting height according to the needs of your lawn.
2. When mowing high grass, start with the maximum cutting height and make a second cut
with a lower cutting height.
Switching on/off (Fig. I)
1. Ensure the start lever is released.
2. Press the lock-off button and hold it in position.
3. Squeeze the start lever towards the handle to switch the product on. Hold the start lever
in position during operation.
4. Release the lock-off button once the product is running.
5. Release the start lever to switch the product off.
NOTE! The product can only be started by pressing the lock-off button rst followed by
squeezing the start lever .
Reverse operation will not start the product.
NOTE! The cutting device will continue to rotate for a short period after the product has been
switched off.
Grass catcher
Always attach the grass catcher when using the product for grass collection.
Always carry the grass catcher by its handle.
Empty the grass catcher frequently during use. Do not wait until it is completely full. We
recommend emptying it when it is half full.
NOTE! A full grass catcher will reduce the performance of this product.
1. Lift the deector guard and lift the grass catcher off the hooks.
2. Remove the grass clippings from the discharge chute into the grass catcher. Use a
proper tool such as a brush.
3. Remove the grass catcher.
4. Empty the grass clippings onto a compost heap.
5. Re-t the grass catcher to the hooks.
OPERATION
OPERATION
Mowing
1. Never cut off more than one-third of the total length of the grass for a healthy lawn. In
the autumn, lawns should only be cut as long as there is growth.
2. Slowly push the product forward.
3. Mow in slightly overlapping rows. The most effective pattern for mowing lawns is straight
lines along one of the sides. This will keep the rows even and ensures that all the lawn is
cut without missing any spots.
4. Circle around ower beds. When reaching a ower bed in the middle of the lawn, cut a
width or two around the circumference of the bed.
5. Pay special attention when changing direction.
WARNING!
If the product strikes a foreign object stop the motor immediately. Switch the product off,
disconnect it from the power supply and let it cool down. Inspect the product thoroughly for
damage. Have any damage repaired by a suitably qualied person before restarting.
Note the following when mowing and mulching
The following instructions help you use the device effectively and safely. Improper handling of
the device can cause damage to it.
Extensive vibration of the product during operation is an indication of damage. Stop the
motor unplug and check for damage.

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MAINTENANCE AND STORAGE
Cleaning
Risk of electric shock!
Moisture in the device may cause a short circuit or electric shock.
- Before cleaning, disconnect the power cable from the socket.
- Make sure that no water or other liquid gets inside the housing.
- Never clean the device with running water (e.g. a garden hose).
NOTE:
Improper cleaning can damage the device.
- Do not use any harsh cleaning products, brushes with metal or nylon bristles, or sharp or
metallic cleaning materials such as knives, hard scrapers or similar. They may damage
the surfaces.
- Remove wet cuttings immediately. Residues of wet cuttings on and in the device may
harden and cause mould.
Cleaning and inspection after each use
NOTE:
Regular cleaning and inspection is necessary to keep the device in perfect state.
1. Stop the motor and wait until the blade stands still.
2. Disconnect the device by unplugging the power cable and remove the power cable from
the pull relief.
3. Thoroughly empty the collecting bag (see "Emptying the collecting bag") without
reattaching it to the device.
4. Remove cuttings from the device and the collecting bag with a hand brush.
5. Tip the device on its side and remove cuttings from the discharge chute and blade
compartment with a hand brush or a brush.
6. Check the blade for damaged spots and wear. Do not operate the device with a
damaged or worn blade! If necessary, have the blade sharpened or exchanged in a
specialist workshop (for the blade type, see "Technical specications").
7. Set the device upright again.
8. Check all connections (handle, collecting bag) for tight t.
The device is ready for storage.
Maintenance
Apart from the measures described in the section "Cleaning and inspection after each use",
the device is principally maintenance-free. You do not have to lubricate or readjust any parts.
In addition, check the following once a year:
- Free wheel movement.
- Function and free movement of the cutting height adjuster.
- Function and free movement of the discharge ap.
- Damage to the device, such as broken housing parts or worn collecting bag.
MAINTENANCE AND STORAGE
If you detect any defects, contact customer service or a specialist workshop. Do not operate
the device with a detected defect.
Storage
NOTE:
Improper storage of the device can result in damage.
- Let the device dry before storing it. Residual moisture and cuttings remaining in the
device can lead to mould formation.
Optionally, the handle can be folded in to save space during storage or transport.
Transport instructions
- Only lift the device by the carry handle.
- Exclusively transport the device in normal position; prevent tilting while transporting.
- When transporting the device in vehicles, the device must be secured in accordance with
the applicable regulations (load securing).
Replacing the blades
Always unplug the lawn mower before removing or retting the blades.
1. Loosen the bolt, turning anticlockwise using a suitable wrench and remove it together
with the cutting device.
2. Replace the cutting device with a new one of the same type.
3. Reattach the cutting device onto the spindle, pay attention to its correct alignment.
Ensure that you can see the symbol A on the blade. Tighten the bolt clockwise with
16Nm min., 20Nm max. to ensure the safe operation of your product.
4. Replace this cutting device after 50 hours mowing or 2 years whichever is sooner
regardless of condition. If the cutting device is cracked or damaged, immediately replace
it with a new one.
5. Lubricate the cutting device after each use to prolong the life span of the cutting device
and product. Apply light machine oil along the edge of the cutting device.

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TROUBLESHOOTING
Fault/malfunction Cause Remedy
Motor does not start
up
The mains plug is not correctly
plugged in.
Check that the mains plug is tted
properly.
The socket does not supply
any power/the fuse has blown
or the RCCB has tripped.
Check the power cable for damage.
The button on the safety
switch was not pushed.
Let go of the safety bar and push the
button on the safety switch before
pulling the safety bar again.
The motor overload protection
has triggered, the motor is
overheated.
Allow the device to cool down for
15-20 minutes.
Unsteady run
The device emits
unusual
noises Insufcient
power
The selected cutting height is
too low.
Set the cutting height 2 levels
higher.
Collecting bag is full to the
rim or the discharge chute is
clogged.
Empty the collecting bag and
remove cuttings from the
discharge chute.
Blade is blocked by foreign
object.
Check the blade
compartment for foreign
objects and remove these if
present.
Blade is dull or damaged.
Check the blade and have it
sharpened or replaced at a
specialist workshop, if
necessary.
Cuttings left on
ground
Collecting bag is full to the
rim or the discharge chute is
clogged.
Empty the collecting bag and
remove cuttings from the
discharge chute.
Grass is too wet.
Wait for the grass to dry.
DECLARATION OF CONFORMITY
To the provisions of Council Directives
We
MEROTEC GmbH
Otto-Brenner-Str. 8, 47877 Willich, Germany
Declare that the product:
Machine Description: Electric lawnmower
EM U32/ SLM32F
Function: Cutting grass
Complies with the essential health and safety requirements of the following directives:
Machinery Directive 2006/42/EC
Electromagnetic Compatibility Directive 2014/30/EU
EC Directive 2011/65/EU and its amendment Directive (EU) 2015/863 (RoHS)
Noise Emission in the Environment by Equipment for Use Outdoors Directive
2000/14/EC amended by 2005/88/EC
We additionally conrm the following in accordance with the 2000/14/EC amended by 2005/88/EC emis-
sions guideline,
Measured Sound Power Level: 91.14 dB(A), K=1.55 dB(A)
Declared Guaranteed Sound Power Level: 96 dB (A)
Standards and technical specification referred to :
EN 60335-1:2012+A11+A13+A1+A14+A2
EN 60335-2-77:2010
EN 62233:2008
EN IEC 55014-1:2021
EN IEC 55014-2:2021
EN IEC 61000-3-2:2019+A1:2021
EN 61000-3-3:2013+A1:2019+A2:2021
EN 50581:2012
Authorized Signatory
Date:
09.01.2023
Signature:________________________
Place: Willich
Name: Roland Menken
General Manager
MEROTEC GmbH
Otto-Brenner-Str. 8
47877 Willich, Germany

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To the provisions of Council Directives
We
SUMEC UK
Unit A&B Escrick Business Park Escrick, York YO19 6 FD
United Kingdom
Declare that the product:
Machine Description: Electric lawnmower
EM U32 /SLM 32F
Function: Cutting grass
Complies with the essential health and safety requirements of the following directives:
Supply of Machinery (Safety) Regulations 2008
Electromagnetic Compatibility Regulations 2016
The Restriction of the Use of Certain Hazardous Substances in Electrical and Electronic Equipment Regu-
lations 2012
Noise Emission in the Environment by Equipment for use Outdoors Regulations 2001 Measured Sound
Measured Sound Power Level: 91.14 dB(A), K=1.55 dB(A)
Declared Guaranteed Sound Power Level: 96 dB (A)
Standards and technical specification referred to :
EN 60335-1:2012+A11+A13+A1+A14+A2
EN 60335-2-77:2010
EN 62233:2008
EN IEC 55014-1:2021
EN IEC 55014-2:2021
EN IEC 61000-3-2:2019+A1:2021
EN 61000-3-3:2013+A1:2019+A2:2021
EN 50581:2012
Authorized Signatory
Date:
09.01.2023
Signature:________________________
Place: York
Name: Mariana Hall
General Manager
SUMEC UK
Unit A&B Escrick Business Park Escrick York YO19 6 FD
United Kingdom
DECLARATION OF CONFORMITY
