deerma DEM-VX910W User manual

DEM-VX910W
Deerma
Double Roller Wireless
Floor Cleaner
Innovative double brush, double cleaning by dragging front and wiping back.
Read Instruction manual carefully before use
Guangdong Deerma Technology Co., Ltd.
Add: No.4-1 Longhui Road, Malong Village Committee, Beijiao Town,
Shunde District, Foshan City, Guangdong Province, China
Made in China

Safety
1 2
The product is for home use only. Please read this manual carefully and keep it properly before use.
• The product is only used for oor cleaning in the home environment. Do not use it in outdoor, non-oor,
commercial or industrial environment.
• The product should not be used by persons with physical, senso or intellectual disabilities and persons
without relevant experience and knowledge (including children), unless supeised or directed by a guardian
to ensure that they can use the product safely.
• Do not allow children to use the product as a toy. Please supeise children and pets to keep them away
as far as possible.
• Do not touch the plug or any live pa of the product with wet hands to avoid the electric shock.
• Do not ush or submerge pas of the body other than the detachable pas of the product. Do not
expose the product to the sun or burn it.
• The product may be dangerous if used on the power cord.
• The product should be unplugged before cleaning and maintenance.
• The damaged power cord must be replaced with a special cord or a special component purchased from
its manufacturer or maintenance depament.
• Do not use the product to absorb high-temperature substances (such as cigarette butts, matches or hot
ashes that are not extinguished), ultrane substances (such as lime, cement, wood chips, gypsum powder,
ash, carbon powder, etc.), dangerous substances (such as solvents, scale agents, etc.), corrosive chemicals,
foam liquid and other substances with unceain physical propeies.
• Do not use the product to absorb ammable or explosive liquids such as gasoline. Do not inhale toxic
solutions such as chlorine bleach, ammonia, sewage cleaner or other liquids.
• Do not use the product to absorb sharp substances (such as glass fragments, toys, pins, paper clips,
stones, gypsum, large pieces of paper, etc.), which may cause blockage and damage the product.
• Do not use the product to absorb stains with strong grease, viscosity or dyeing, such as shoe polish, paint
and pigment.
• Do not block the ding outlet of the base to avoid failure.
• Do not charge and store the product near heat source or damp area (such as radiator, kitchen and
bathroom).
• In case of any failure of the product, such as overheating, abnormal noise, odor, weak suction, etc., it is
recommended to contact the ocial after-sales seice, and do not repair it by yourself.
• Please pay attention to personal safety when using the product to clean the stairs.
• Do not use the product in an environment that is higher than 40℃ and lower than 5℃.
• Do not disassemble and assemble the pas other than the detachable pas described in the manual,
otherwise it will result in danger.
• Charge the product at the rated voltage on the base.
• Please pay special attention to prevent falling when cleaning the stairs.
• Do not lift and car the operating product up and down, or tilt the product to one side and lay it at, to
prevent liquid reux into the motor.
• Do not use the clean water tank and sewage tank if they are not properly installed.
• Do not place any small objects at the outlet or block the outlet, and promptly remove all small objects that
may hinder the smooth ailow at the outlet to prevent the product from overheating.
• Do not wet the device body to avoid re or electric shock due to sho circuit.
• In order to ensure the product quality, the product will be subject to quality inspection before delive. It
is normal if a small amount of water remains in the water tank, so please feel free to use it.
• Please use the product according to the manual. Any loss caused by improper use shall be borne by the
user.
Product
Accessories installed on main unit
Accessories installed on base
Cleaning brush holder Cleaning brushBase tank Power cord
Rolling brush (installed)
Handle assembly Clean water tank
(installed)
Sewage tank
(installed)
Filter element
(installed)
最高水位
Side pressing plate of
oor brush
(installed)
Upper removal cover of
oor brush
(installed)
Rear removal cover of
oor brush
(installed)

3 4
InstallationProduct
Handle assembly
Roller brush
Display
Power key
Sewage tank
removal key
Sewage tank
Press to turn on/o when the
main unit is not on the base.
Press to stop self-cleaning/ding
when the main unit is self cleaning
on the base.
Mode key
Press to change the
modes during cleaning.
Self-cleaning key
Sho press to turn on/o
self-cleaning/ding when
main unit is on the base;
Double-click to open
seperate ding mode.
Voice key
Press to turn on/o
voice prompt
Handle removal hole
Horn mouth
Clean water tank window
Clean water tank
Main unit inlet
Main unit charging po
LED display
Intelligent Charging Base Station
Power cord holder
Power po
Base tank handle
Cleaning Brush
Button
Cutter
Brush
Main Unit
Note: The illustrations of products, accessories and user inteaces in the manual are schematic diagrams for reference only. Due
to the updating and upgrading of the product, there may be slight dierences between the actual product and the schematic
diagram. Please refer to the actual product.
Installation of handle
Veically inse the connecting pipe of the
handle assembly into the corresponding
inteace of the device body in the direction of
arrow as shown in the gure, until there is a
"click". It is recommended to conrm again that
the handle is installed stably without looseness.
Installation of base
1. Inse the power plug into the power
connector on the back of the base, wind the
excess power cord on the power cord
holder, and leave a proper length of power
cord to clip it into the power cord slot.
3. Install the cleaning brush holder on either
side of the base stand, and place the
cleaning brush in the cleaning brush holder.
2. Place the base against the wall, and then
connect the power cord to the reliably
grounded wall socket.
•Do not place it near heat source or damp area (such as radiator, kitchen and bathroom).
•Do not disassemble, repair or ret the base without permission.
•Do not use any third-pay batte or rechargeable base. Only use it with the base model DEM-VX910W-JZ.
Caution:
Power cord holder Power po
Power cord slot
Base tank cover
Cleaning brush holder
Tray
(detachable)
Base tank window
Base charging po
Base outlet
Tray outlet
Base tank
Base stand
最高水位
Side pressing plate of
oor brush
Side pressing plate
of oor brush
removal key
Upper removal cover
Upper removal cover
removal key

Change from green to
orange based on the
condition of di inhaled
Note: When the product fails to work normally, a fault prompt will be shown on the display. For solutions, please refer to
[Troubleshooting].
6
最高水位
Tank cover
Water inlet
Highest water level
最高水位
Water lling in base tank
1. Open the base tank cover in the direction shown in the
gure. It will open completely if there is a "click".
2. Fill the clean tap water from the water inlet of the base tank.
3. Put the base tank lled with clean tap water back to the
base in the direction shown in the gure.
•Do not ll liquids other than tap water and special
detergent to avoid danger.
•Do not exceed the highest water level when lling water.
Caution:
Di indicator ring
Power status indication
5
How to Use
LED Display
Device failure
Strong mode
Water absorption mode
Clean water tank /
sewage tank /
base tank extraction
Automatic water lling
Automatic mode
Clean water tank/
Shoage of water
in the base tank
Water full in sewage tank
Self-cleaning
Pipe di
Neglected installation of rolling brush / winding of rolling brush
Ding
Note:
• It is recommended to use the product after full charge.
• The main unit cannot be charged in case of automatic water lling, self-cleaning and ding.
• It is recommended to charge the product for 12 hours each time for the rst three times. Later, in daily use,
the product can be charged at any time. Self-cleaning, ding and automatic water lling are not allowed
during charging.
• After main unit is used continuously, the batte temperature is high and the charging is slow, which is
normal.
Charging
The main unit will be automatically charged after automatic water lling, until it is fully charged and the display
goes out.
Low batte: One-bar red is ashing
Fully charged: Six-bar green is always on
Power display
Automatic water lling in main unit
After the base is powered on normally and the base
tank is lled with water, the main unit can be placed
on the base as shown in the gure. After main unit is
placed properly, the water will be lled automatically
until the clean water tank is full. There will be
relevant prompts on the display in the process of
lling water.
Note: If water is not replenished automatically,
please check whether main unit is placed properly or
whether there is water in the base tank.
Note:
• Do not remove main unit when water is lled
automatically.
• If main unit is not fully lled with water and there
is water in the base tank, the main unit will activate
the automatic water lling again.
• In case of a fault during the automatic water
lling, the main unit will stop water lling and will be
charged if the fault is not removed within a sho
time.
• When the base tank is sho of water, the
automatic water lling will fail if you open the base
tank cover directly to ll water. You need to take and
place the base tank again or press the Power key to
sta automatic water lling.
Main unit charging po
Base charging po
Automatic water lling
Abnormal
placement of
main unit /
abnormal
power-on of base

87
Cleaning in power-on state
Remove main unit from the base, bend the device body, and
then press the " " key to sta the device.
Caution:
• The product is suitable for hard oors such as oor, ceramic tile
and marble.
• Do not use on the suace of carpets, blankets and other fabrics.
• In case of a fault during use, the main unit will pause for standby
or shut down if the fault is not removed within a ceain period.
After the fault is removed, press " " key to power on again.
Note:
• When the rolling brush is used for the rst time or the
rolling brush is d, it is recommended to rst wet the
rolling brush and then wipe the ground, which can achieve
better cleaning eect.
• Clean the sewage tank in time to avoid odor.
• Do not soak or wash the product.
• To prevent sewage from owing out, do not lay at or
shake the main unit violently! Remove the clean water tank
and sewage tank before cleaning the oor brush.
• Do not suck foam liquid, otherwise it is easy to trigger
the false alarm that sewage tank is full.
Water lling halfway
During the cleaning, when the voice or display screen shows that the water tank is sho of water, you can
manually ll water to the water tank, or you can put the main unit back to the base to automatically ll water.
Manual water filling
1. Hold the two sides of the upper half of the water tank and pull it outward to remove it.
2. Open the cover on the top of the clean water tank, directly fill the clean tap water, and cover the water tank after it
is filled with water.
3. Put the bottom of the clean water tank into the installation slot, and then powerfully press the top of clean water
tank against the body. The tank is installed in place if there is a "click".
During the cleaning, press the " " key to change the cleaning mode: automatic, sterilization and water
absorption.
Change of modes
Automatic mode (daily stain cleaning)
The automatic mode is activated by default in the power-on state. In this mode, the suction
will be adjusted according to the di condition of the ground.
Power mode (stubborn stain cleaning)
In this mode, there is large water output of oor brush and high suction of main unit, which is
suitable for cleaning stubborn stains
Water absorption mode (water stain cleaning)
This mode is suitable for cleaning water stains because the water output of the oor brush is
ve low.
Pause cleaning
During the cleaning, if the device body is upright, the main unit will pause cleaning. Bend the device body
again within 3 minutes to continue the cleaning. Press the " " key again to sta the device after more than 3
minutes.
Di indicator ring
The color of ring will change with the di condition of the substances inhaled
Green: No di
Yellow: Slight di
Orange: Severe di

4. Clean the interior of sewage tank with a
cleaning brush, and directly ush the sewage tank
with clean tap water.
3. Pour out the sewage in the sewage tank, press the
Cover Opening key of solid waste storage box as
shown in the gure, open the cover of the solid waste
storage box, and pour out the solid waste.
5. Clean the water full sensor with a clean damp cloth.
Note: The water full sensor should be cleaned
frequently to avoid adhering stains that aect the
detection accuracy.
6. If the lter element is diy and needs to be
cleaned, it can be washed with clean tap water.
After cleaning, put it in a ventilated place, and
then put it back for use after ding.
Water full sensor
Cover Opening key
10
Maintenance
Warning: Shut down the device and unplug the power plug before cleaning and maintaining the product.
Note: The self-cleaning function is mainly used to clean the rolling brush and waterway. If necessa, refer to
the maintenance instructions to disassemble and clean the device.
Cleaning of sewage tank
1. Press and hold the Sewage Tank Removal key, and
pull the sewage tank outward at the same time.
2. Lift up and take out the lter element and solid
waste storage box.
①Sterilizing liquid
preparation
②Self-cleaning ③Self-cleaning ④Ding and
rolling brush
9
Self-cleaning and ding of rolling brush
1. Place main unit on the base correctly, and press the " " key to activate the self-cleaning of rolling brush.
2. After the self-cleaning of the rolling brush, the water will be lled automatically.
3. After water is lled, the rolling brush will be dried automatically
To complete the self-cleaning of rolling brush: Press " " or " " to complete the self-cleaning of rolling brush.
To complete the ding of rolling brush: Press " " to complete the ding of rolling brush.
After ding, it will automatically be charged.
4.Independent ding: Double-click the self-cleaning to sta ding, and press the power button or
self-cleaning key to end ding.
Completion of cleaning
After cleaning, press the " " key to turn o the device, then stand the device upright and return it to the base
for self-cleaning.
Note: Shut down the main unit after 3 seconds in order to prevent sewage residue.
Note:
• After use, put main unit into the base to prevent the wet bristles from touching the oor for a long time and
damaging the oor.
• After use, it is recommended to self-clean and d the rolling brush in time, or manually clean the rolling
brush and place it in a cool and d place to avoid moldy bristles and odor.
Caution:
• The self-cleaning function can only be used when the product is charging and the power indicator shows
one bar of green and above.
• During the self-cleaning, the device body will shake slightly, which is normal.
• During the ding, do not touch the rolling brush with your hands or other objects to avoid being involved,
which may cause danger.
• In case of a fault during the self-cleaning or ding, the self-cleaning or ding can be continued if the fault
is removed within 15 minutes. If not, the main unit will be charged automatically.
Sewage Tank
Removal key

11
7. Use a cleaning brush to clean the di detection sensor
and the sewage pipe.
Note: It is normal that hair and solid wastes are adhered
at the pipe opening, which can be removed by a cleaning
brush.
Caution:
• When taking out the solid waste storage box, do not press the Cover Opening key on it to prevent the
waste from scattering.
• Do not inve the sewage tank, otherwise the sewage will ow out.
• The sewage tank and oor brush can be cleaned with a cleaning brush. After use, the cleaning brush can
be directly washed with clean tap water. After washing, it shall be placed in a ventilated place. After ding, it
shall be installed back into the cleaning brush holder.
• Clean the solid waste storage box in time.
8. After cleaning, install the solid waste storage
box, lter element and sewage tank in turn.
5.Install the rolling brush
Put the rolling brush on the roller shaft, push it inward until it is against the end cover, and then install the
rolling brush end cover. It will be installed in place if there is a "click".
Caution:
• If the rolling brush is involved with large foreign matters or excessive bers during operation, the main unit
will automatically power o to protect the motor. Clean the foreign matters in time.
• Shut down the device before removing or installing the rolling brush.
• When cleaning the rolling brush, if main unit needs to be tilted, rst remove the clean water tank and the
sewage tank to prevent water from owing out.
• Be sure that the rolling brush is installed in place, otherwise there will be abnormal sound or it cannot be
used.
Cleaning of device body
Use a d rag or tissue paper to clean the adhered dust.
12
3. Clean the rolling brush
The rolling brush can be directly washed with clean tap
water, and then placed in a ventilated place to d.
During cleaning, the cutter of the cleaning brush can be
used to cut o the hair wrapped on the rolling brush.
Use the cutter to
clean the hair on
the rolling brush
4. Clean the oor brush
Use a cleaning brush to clean the hair, di and foreign matters stuck on the oor brush suction po.
Note: It is normal that there is hair and di around the suction po of the oor brush. Clean it by a cleaning
brush.
Cleaning of rolling brush
1.Removal of cover
Press the upper removal cover button of oor brush, remove the upper cover, and repeat the steps to remove
the rear cover of oor brush.
2.Remove the rear rolling brush
Press the Removal key of the left end cover of rolling brush, remove the right end cover of rolling brush, and
pull out the rear rolling brush.
Around the suction po Around the suction po
Pipe
(including di sensor)

14
Storage of complete device
1. Inse a screwdriver into the handle removal hole
behind the handle assembly, hold the handle assembly
and pull it upwards, and then withdraw the screwdriver
when pulling.
2. Unplug the handle assembly, and then install it back
into the packaging box together with main unit and base.
3. If it is not used for a long time, it shall be packed well
and stored in a cool and d place, not in direct sunlight or
wet environment.
Note: Do not forcibly pull out the handle assembly to
avoid inju.
Precautions
Environmental instructions
The chemical substances contained in the built-in lithium-ion batte of the product will pollute the
environment. Before scrapping, it should be removed by professional personnel and sent to a professional
batte recycling agency for centralized disposal.
• Batte must be taken out before discarding the product. The product must be powered o when taking
out the batte;
• Batte should be disposed of safely.
Caution:
• Do not expose the batte to high temperature, otherwise it may cause explosion.
• In case of batte leakage and accidental contact, immediately ush with plenty of water and seek medical
advice.
The following information is only applicable when discarding the product, and is not the instruction of daily
operation.
1. Press and hold the Handle Removal key on the back of the body with a non-sharp auxilia tool, and pull out
the handle veically;
2. Remove the sewage tank;
3. P four buckles with a slotted screwdriver along the edge of the display screen assembly and the main unit
cover to remove the display screen assembly;
4. Remove the decorative cover of main unit;
5. Unscrew the screws of the middle cover and holder of main unit, and remove the main unit holder;
6. Unscrew the screws that x the batte pack components, and take out the batte pack;
7. Unscrew the upper and lower covers of the batte assembly, and remove the upper cover;
8. Unscrew the xing screws of the batte assembly, pull out the plug of batte assembly, and remove the
batte pack.
Removal of batte
13
Note:
• It is normal that hair and di are adhered to the base tray. It can be washed by clean tap water.
• After the self-cleaning, it is normal that a small amount of sewage remains on the base.
Cleaning of base tray and base
1. The diy base tray can be cleaned with a damp
cloth, or ushed with clean tap water in the direction
shown in the gure, until it is clean. It can be
reinstalled after ding in a ventilated place.
2. After the base tray is removed, any di on the
base can be wiped with a damp cloth.
Handle
removal hole
最高水位
最高水位

16
FAQs
Parameters
Main Unit
Intelligent Charging Base Station
Product: Water Suction Cleaner (Double Roller Wireless Floor Cleaner)
Working voltage: 21.6V
Working power: 230W
Model: DEM-VX910W-JZ
Rated output: 26V 1A
Rated input: 220V~50Hz
Rated power: 250W
Net weight of base: 4.3kg
Model: DEM-VX910W
Net weight of main unit: 6.0kg
Device does
not work
Cause Solution
Fault
Failure in
charging
Failure in
lling water
automatically
Failure in
self-cleaning
No voice prompt
Charge out
Batte overheat protection
Base tank is sho of water
Base tank is not installed
Base is not powered on
Please ll the appropriate tap water
Reinstall the base tank
Check whether the power plug is plugged in properly
Main unit is working
Base is not powered on
Original power cord is not used
Voice prompt is o
Sewage tank is full or not installed
Clean water tank is not installed
Low batte or out of charge
Clean the sewage tank and reinstall it
Reinstall the clean water tank
Use self-cleaning after fully charged
15
Troubleshooting
When the product cannot work normally, please handle the abnormalities according to the display or voice
prompt and in combination with the following table.
Clean water tank is sho of water,
please ll water
Base tank is sho of water. Please
ll water and t again Fill water in base tank and reinstall it
Clean water tank is sho of water, please
ll water and continue to self-clean Automatically ll water in the clean water tank and then continue to self-clean
Manually ll water into the clean water tank and
reinstall it, or put the main unit back to the base to
automatically ll water
Use after fully charged
Clean the pipe and sewage tank
Check whether the power plug is plugged in
properly
Main unit is not placed properly when it is put
back to the base
Put the tank on the base to ll water after the
base tank is sho of water
There is water stain on the inner wall of clean
water tank or the main unit
Take and place the base tank again or press
the Power key
Remove the clean water tank, wipe the water
stains with a rag, and reinstall it
Use the original power cord
Reposition the main unit to ensure it is in place
Press the Voice key to activate the voice prompt
Clean the rolling brush and reinstall it
Clean the sewage tank and reinstall it
T again after batte temperature returns
to normal level
The main unit cannot be charged during
automatic water lling and self-cleaning, and
will be automatically charged after the work
is completed
Manually ll water and reinstall it, or put the
main unit back into the base to automatically
ll water
Sewage tank is full of water
Clean water tank is sho of water or not installed
Air duct is blocked
Rolling brush is blocked or not installed
Please put the rolling brush back Check whether the rolling brush is installed in place
Rolling brush is entangled. Please
check and clean the rolling brush. You
can scan the code to view the video
or the manual
Check whether the rolling brush is entangled or
blocked by foreign matters, clean the rolling brush
and reinstall it
Base stand is soaked in water and
cannot be charged Move the base to a d environment for use
Batte temperature is too high, please
use it later
Device failure, please contact
after-sales seice
Air duct is blocked. Please clean the
pipe and sewage tank. You can scan
the code to view the video or the
manual
Clean the pipe and sewage tank, and then reinstall
the sewage tank
T to use again after batte temperature decreases
after shutdown
Contact after-sales seice
Sensor is diy, please clean the pipe
of the main unit. You can scan the
code to view the video or check the
manual
Remove the sewage tank and clean the main pipe
with a cleaning brush (the position of di sensor)
Please check whether the main unit is
placed properly or whether the base
is powered on normally
Reseat the main unit, and check whether
the base is powered on normally
Clean the sewage tank and reinstall itSewage tank is full, please clean it
Reinstall the clean water tank
Clean water tank has been taken out
Please reinstall sewage tank
Sewage tank has been taken out
Please reinstall base tank
Base tank has been taken out
Install clean water tank
Install sewage tank
Install base tank
Fault prompt Solution
Fault sign