Delton AT900 User manual

User Manual
Robot Vacuum Cleaner
with Self -Emptying Station

Product Parameters
Product introduction
Install charging dock with dust box
Instruction on Use
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Thank you for choosing our robot vacuum cleaner!
Please read this manual carefully before use and keep it
for future reference. Hopefully we shall render you a
more convenient life of smart home.
This product is subject to the material object. Our
company reserves the right to update the product without
prior notice.
Best wishes!
Contents
Safety precaution
Packing list
Connect APP
Warranty
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Maintenance
Troubleshooting
Hazardous substances contained in this product

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Robot
Charging dock with dust box
Mop
Dust bag
Safety precaution
Usage restrictions
Battery and charging
Packing list
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Side brushesUser manual
Mop holder
· To avoid danger of suffocation, keep this plastic bag away from babies and children.
· This product is intended for household use only, not for outdoor surface (such as open balconies), non-floor
level (such as sofas), etc.
· Do not use this product on a surface where there is no guardrail protection (such as duplex buildings, open
balconies, and the top of furniture).
· Do not use it in an environment where the temperature is higher than 40°C, lower than 0°C, or there are any
liquids and viscous objects on the ground.
· Before use, please hang up the ground cable on the floor to prevent cable-related troubles.
· Please put away the fragile items and sundries placed on the ground (such as vases, plastic bags) to avoid the
main machine being blocked or collided during operation and cause damage to valuables.
· Do not allow persons (including children) who lack physical, sensory and intellectual capacity or
experience and common sense to use this product without supervision or guidance.
· Do not let children use this product as a toy.
· Do not place the cleaning tool of the main brush in a child-accessible area.
· Do not let your hair, fingers and other parts close to the vacuum port of the machine
when the machine is working.
· Do not use this product to clean up any burning objects (e.g. unextinguished cigarette butts).
· Do not let the host pick up hard or sharp objects (such as decoration waste, glass, iron nails, etc.).
· Do not use the protective cover of the laser ranging sensor, the upper cover of the main unit and the collision
buffer as a handle to carry the machine.
· To clean and maintain the main unit and the charging dock with dust box, first turn off the machine, pull out the
plug from the socket, and disconnect the power supply. Do not immerse the main unit and the charging dock
with dust box into water to wash or rinse it with water.
· Do not wipe any part of the product with a damp cloth or any liquid.
· Do not use the mopping mode on a carpeted floor.
· Please use this product in accordance with the instructions of this manual. Any loss and damage caused by
improper use shall be borne by the user.
● Incineration of the product is prohibited even if the
product is severely damaged, as the battery of the
product may explode.
● Do not use any third-party batteries, chargers and
charging dock.
● Do not disassemble, repair or modify batteries and
charging dock without permission.
● Do not place charging dock near heat sources (such as
radiators).
● Do not wipe or clean the electrode of the charging dock
with a damp cloth or wet hands.
● Do not throw away discarded batteries at will. Please
send the battery to professional recycling
organizations.
● If the power cord is damaged, it must be replaced by
professionals from the manufacturer, maintenance
department and similarly service department.
● If you need to transport the product, please make sure
that the main unit is turned off, and it is recommended
to use the original box.
● Do not pour water into the device, or immerse the
device in water.
● If it is not used for a long time, please turn off the main
unit after fully charged and put it in a cool and dry
place, and charge it at least once every three months
to avoid damage to the battery due to over-discharge.
● To take out the battery, you need to use the correct
tool, first remove the bottom battery cover screw, then
open the product battery cover, unplug the battery
connection terminal, and take out the battery from the
battery box.
● The battery must be removed from the appliance
before disposing of the appliance.
● The appliance must be switched off when the battery
is removed.
This product includes Class 1 lase. The lidar of this
product complies with the Class 1 laser safety
standard of GB 7247.1-2012/1EC60825-1:2014, and
will not produce dangerous laser radiation to the
human body.
The illustrations of products, accessories, user interface, etc.
in this manual are schematic diagrams and are for reference
only. Due to product updates and upgrades, the actual product
may be slightly different from the schematic diagram, please
refer to the actual product.

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Product name
Model
Product size
Input
Rated power
Working voltage
Battery type
Battery capacity
Wireless connection
Robot vacuum cleaner
AT900
345mmX345mmX76mm
DC 24V 0.6A
50W
14.8V
Lithium-ion battery pack
2600mAh
Wi-Fi IEEE 802.11b/n 2.4GHz
Input
Output
Rated power
Product size
AC100-240V, 50/60Hz
DC 24V 2A
950W
260mmX211mmX347mm
Net weight
Executive standard
7.8kg
Dust bag (include the one installed in the charging dock with dust box )
Dust bags cannot be recycled, please replace them regularly.
Dust bag handle
Dust bag
Accessories installed on the robot
Accessories installed on the
charging dock with dust box
Product Parameters
Main machine
Charging dock with dust box
Whole machine
GB 4706.1-2005, GB 4706.7-2014,
GB 4343.1-2018, GB 17625.1-2012
Cleaning knife (1)
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1
Side brushes
Main brush
Main brush cover
HEPA
2-in-1 water tank
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Standby
Charging
Pause
Working
Recharging
Abnormal
Turning on
Turning off
Wi-Fi disconnected
Wi-Fi connected
Connect to a Wi-Fi
Green light always on
Light off
Green light always on
Green light always on
Light off
Breathing red light
Breathing green light
Light off
Breathing green light
Green light always on
Breathing green light
Light off
Breathing red light
Light off
Light off
Red light always on
Light off
Light off
Light off
Light off
Light off
Light off
Product introduction
Indicator description
Machine status Power button display Recharge button display
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1.Main machine Cliff sensor
(Cliff detection at 9 cm)
Cliff sensor
(Cliff detection at 9 cm)
Side brushes
Battery cover
Driving caster
Main brush
Main brush cover
Driving caster
Universal caster
Charging terminal
on the machine
Power on/off/one key start and stop
• Press hold & key for more than 3
seconds to turn on or Turn off the robot
vacuum.
• Short press key to perform start
cleaning and pause operate.
Automatic recharge/APP distribution network
• Short press key to start/stop automatic charging.
•WIFI fast network distribution: long press the button for more than 3 seconds, the sweeper will
make the first sound of "ding dong", the voice prompt "start fast network distribution", the green light of
the power button will flash quickly, and it will enter the fast network configuration state;
• APP hotspot distribution network: long press the button for more than 6 seconds, the sweeper
will make a second "ding dong" sound.
The voice prompt "Start AP network configuration", the green light of the power button flashes
quickly, and the AP hotspot network configuration state is entered;
LED indicator
Green: normal operation/standby/charged.
Red: Low battery/fault alarm/charging.
Recharge button
Power button
Reset
Dust collector button
System reset button
Dust collector cover
Laser range sensor
Laser obstacle sensor
Laser collision avoidance sensor

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Against the wall
2. Charging dock with dust box
Dust bag storage box
Rechargeable dust
collection connector
Vacuum port
Infrared lens
display
Cover
Please purchase dust bags from our designated sales channels.
Charging dock status
3. Indicator description of the charging dock with dust box
Install charging dock with dust box
How to use
Charge the robot
0.5m
1.2m
0.5m
0.5m
1.2m
0.5m
Communication indicator with main machine
Deodorant indicator
Headlight ring
Full dust indicator
LED display
Enable garbage collection
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Open the top cover
and put in/remove
the dust bag.
Place the charging dock with dust box against the wall
on a flat ground, insert the power plug into a socket
that meets the requirements, and turn on the power.
Make sure that there are no obstacles within 1.2
meters in front of the charging dock with dust box
and within 0.5 meters on both sides.
The garbage in the main
machine will be sent to the dust
bag through the vacuum port.
● For initial cleaning task, fully charge the robot.
● Before starting the cleaning task, tidy up the wires and items on the ground to avoid cable entanglement and collision
in the cleaning process.
● It is recommended that the robot starts cleaning task from the charging dock with dust box
● When the power is insufficient during the cleaning process, the robot will automatically return to the the charging dock
with dust box. After the power is sufficient, it will automatically return to the interrupted location to continue cleaning.
Press and hold button for 3 seconds to turn on the robot, and then press button to make the robot
automatically recharge. The robot will enter the ready-to-work state when fully charged.

Maintenance
Replace the dust bag
APP connect
Set the cleaning mode
Fault condition
Power on/Power off/Pause
Automatic recharge/manual recharge
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Scan the QR code below, or search for "Smart Life'
APP in the app store, download and install it. Open
the APP, click "Smart Life" in the upper right corner of
the home page, and follow the prompts to add
devices.
When the dust bag is full, the indicator light of will be white and always on, and the APP will
notify you. Please replace the dust bag in time 。
Due to the upgrade and update of the APP, the
actual operation may be slightly different from the
above description, please operate according to
the current instructions in the APP.
When the sweeping and mopping robot is stationary, press and hold the button for 3 seconds to turn off the machine, and the
power indicator light turns off. During the cleaning process, press button to enter the recharge state, and press button
to pause the cleaning task.
The robot will enter sleep state if there is no operation for 10 minutes; in the sleep state, short press any button to wake up the
machine.
In the cleaning process, short press button to
pause the robot, and short press button the robot
will return to the charging dock with dust box to collect
dust and charge.
The default mode is the whole house cleaning mode;
after connecting the APP, you can choose more
modes in the APP.
When the battery is low in the cleaning process, the
robot will automatically recharging; or after cleaning,
the robot will automatically recharge. Short press button to pause the robot, remove the mopping
module, add water or clean the mop, then install the mopping
module back, and briefly press button again to continue
cleaning.
● When the robot is abnormal, it will give a voice prompt and the
power indicator will flash red light. For solutions, please refer to
"Troubleshooting".
● If there is no operation for 10 minutes in the fault state, the robot
will automatically enter sleep state
Press and hold button for 3 seconds to turn on the machine; the green light of the power indicator flashes for 5 seconds,
then the green light is always on, the device broadcasts a voice "Welcome to use our Robot vacuum cleaner, I am glad to serve
you", the robot enters the standby state, short press button , turn on Global cleaning mode; or press and hold button
for 3 seconds to turn on the WIFI network.
During charging, the robot cannot be turned off and will not enter sleep state.
Fill the water tank with water or clean the
mop halfway
Open the top cover
Close the top cover Put in a new dust bag
Pull the dust bag handle upwards and
take out the dust bag
Throw away the dust bag
Network distribution method 1: Wi-Fi fast connection
Press and hold the automatic recharge button for more than 3
seconds, the sweeper will make the first sound of "ding dong", the
voice prompt "start fast network distribution", and the green light of
the power button will flash quickly, entering the fast network
configuration state;
Network distribution method 2: hotspot distribution network
When the Wi-Fi quick connection cannot connect to the network,
please select "hotspot network"
Hotspot distribution network: Press and hold the automatic recharge
button for more than 6 seconds, the sweeper will make a second
“ding dong” sound, the voice prompt “Start AP distribution network”,
and the green light of the host power button will flash quickly,
entering the AP hotspot distribution network state;
reset device

Infrared lens
Sensor head
Dust tube
Transparent cover
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Main brush cover
Main brush
Clean the main brush
Clear dust tube
If the indicator light of the charging dock
with dust box is always on red, it is
recommended to unplug the power plug,
reverse the dust box, and check whether
the dust channel is blocked by foreign
objects. If the dust tube is blocked, refer to
the figure below, remove the transparent
cover of the dust tube with a screwdriver,
and clean out the foreign objects
Clean the infrared lens/sensor head
Wipe the infrared lens/sensor
head gently with a clean, soft,
dry cloth. It is recommended to
clean it once a month.
Clean the fan filter
Fan filter
The fan filter is under the dust bag. When
the dust accumulates, wipe it with a clean,
soft dry cloth. It is recommended to clean
it once a month.
The main brush is a consumable item and should be cleaned at least once a week. It is
recommended to replace the main brush every 6 or 12 months to ensure the cleaning quality.
1. Turn over the sweeping and mopping robot, press the buckle on the main brush cover, and
remove the main brush cover and main brush.
2. Use a cleaning tool to cut the entangled hair on the main brush, and use the cleaning brush on
other end of the cleaning tool to clean the main brush。
When flipping, avoid collisions to prevent damage to the lidar.
Violent disassembly is prohibited.
After cleaning the dust tube, put it back in place.

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Remove the side brush Install the side brush
Cliff sensor X4
Electrode X2
Charging dock with dust box :
Infrared lens x2
Sensor head x2
Battery Maintenance
Infrared lens
Rechargeable dust
collection connector
Robot vacuum cleaner:
Infrared sensor X3
Wall sensor X1
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Laser range sensor
Charging terminal
Cliff sensor
Cliff sensor
Laser obstacle sensor
Laser obstacle sensor
Clean/replace the side brush
Remove the side brush.
Cleaning the sensor
It is recommended to gently wipe each sensor with a clean, soft, dry cloth every week to ensure normal use
of the machine.
Install the side brush back in place after cleaning,
or install a new side brush.
The side brush is a consumable item. Please replace it every 3-6 months to ensure the cleaning effect.
1. The robot has a built-in
high-performance rechargeable
lithium-ion battery pack. To maintain
battery performance, Keep the battery
charged at all times.
2. If the machine is not used for a long
time, please turn it off and store it, and
charge th battery at least once every
three months to prevent battery damage
due to overdischarge.

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Press the buckle of the dust box to open the dust box.
Remove the filter
Remove the filter holder.
Use a cleaning brush to remove debris from the filter and filter holder. Clean the dust box with running water.
Purified water is recommended.
Clean up 2-in-1 water tank
Dust box
Cover of water tank/water inlet
Buckle of the dust box
Release button of the 2-in-1 water tank
Filter holder
Filter
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Press and hold the release button of the 2-in-1 water tank, and simultaneously pull it out.
The filter is a consumable item. It is rrecommended to replace it once every 3-6 months. Please buy the new
filter from our official channels.
Open the cover of the water tank and add water. Turn the 2-in-1 water tank over and remove the mop for
replacement or cleaning.
· If the mop is too dirty, it will affect the mopping
quality, please clean it in time.
· Be sure to remove the mop for cleaning, and
install it after drying. Do not clean it when it is
installed on the 2-in-1water tank, otherwise the
dirty water will clog the filter element.
· The mop is a consumable item. Please replace it
once every 3 or 6 weeks.

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Troubleshooting
Voice prompts/
fault phenomenon Solution
Possible reason
Voice prompts/
fault phenomenon Solution
Possible reason
Voice prompts/
fault phenomenon SolutionPossible reason
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When an operation exception occurs, the power indicator will flash red light quickly, and the robot will issue
a voice prompt for some of the faults. Please refer to the table below to solve the problem.
Please check if the radar
is stuck
Lidar is blocked or stuck Remove shielding or move the robot to an open
position and restart
Please check if the
bumper is stuck
Bumper sensor is stuck Clean up foreign objects around the bumper, or
remove the main unitse check if the radar is stuck
Please wipe the cliff sensor
Startup out of danger zone
Install the water tank
and start again
The cliff sensor is triggered after
starting the robot
Please wipe the cliff sensor and move to a flat open
place to start
Please check if the main
brush is stuck
Side brush is stuck Clean the side brush, or remove the main unit
Please check if the side
brush is stuck
Please check if the main
wheel is stuck Main wheel is stuck Clean the main wheel, or remove the main unit
The 2-in-1 water tank is removed Install the 2-in-1-water tank and filter back in place
Main brush is stuck Clean up the main brush or remove the main unit
Decreased cleaning
ability or cause the dust
to fall
The dust box is full or the filter is
clogged or the main brush is
entangled
Please clean the dust box, filter screen and main
brush in time
Scheduled cleaning
does not work Low battery
Please keep the remaining power more than
15% before starting the scheduled cleaning, and
keep the battery charged all the time
Unable to connect to APP Wi-Fi network error or Wi-Fi
password error or APP error
Please make sure the robot is in a good Wi-Fi
signal area; re-enter the Wi-Fi password or reset
the robot; update the APP and try again
The mopping module
does not produce water
or the water output is low
The water tank is short of water or
the mop is too dirty or the mop
holder is not in place
Please check whether there is enough water in the
water tank; please clean the mop; please install
the mop correctly according to the instructions;
check whether the water outlet is blocked by
clogging objects, and pay attention to adding
clean water without impurities
The mopping module
produces too much water
The water tank cover is not in
place, and the outlet water
quantity is adjusted to the
maximum level
Please confirm that the water tank cover is
installed in place; adjust the appropriate amount of
water in the APP; fill the water tank and check if
there is any leakage issue
Insufficient battery in the
cleaning process, but not
continuing on the
break-point after
recharging
The main unit is in Do Not Disturb
mode or manually recharge when
finish cleaning
Please confirm in the APP that the robot is not in
Do Not Disturb mode, as in this mode it will not
continue the cleaning task; manually recharge or
manually put the robot back to the charging dock,
the machine will not continue the cleaning task
Check if the APP breakpoint resume scanning is
enabled
Cannot return to the
charging dock in the
fixed-point cleaning mode
or when the robot has
been relocated
Robot creates the map again
or moves too far
The robot will create the map after fixed-point
cleaning or long-distance movement. If the
charging dock is far away, it may not be able to
recharge automatically. Please manually put the
robot into the charging dock for charging.
When an abnormality occurs during the operation of the dust collection and charging pile, the corresponding icon on the display
screen of the dust collection and charging pile will light up, and the APP will also prompt you. Please refer to the following table
to try to solve it.
Low battery, start
recharging
Low battery during
cleaning process Low battery, please charge before use
Fan abnormal Fan abnormal Please turn off the robot and try restart again
Please wipe the wall
sensor on the right side Wall sensor error Please wipe the wall sensor
Radar cover is squeezed Radar cover is stuck Lidar is pressed or stuck, please move to a new
location to start
Battery damaged or not
installed Battery error during
charging
The battery temperature is too high or too low, please
wait until the battery temperature is normal before use
Recharging failed, can
not find the charging dock The charging dock is
blocked or is too far away
Please put the charging dock in an open area; please
put the robot near the charging dock and try again
Abnormal operation Main brush/side brush is
entangled by clogging objects
Please turn off the machine and clear the clogging
objects
Dust collecting failed Dust bag is not installed
properly Please install the dust bag in place
Dust bag is full or clogged The Fan starts overheat
protection or failure
Dust bag is full or blocked
Replace the dust bag, and clean up the charging dock
with dust box(suction port, dust tube, fan filter, etc.) in
time
Can not turn on the
machine
Low battery or abnormal
temperature
Low battery, please charge before use; if the
temperature is too low (below 0°C) or too high (above
50°C), please lower the temperature
Can't charge
1. The charging dock is not
powered
2. The charging sensor
head is dirty
3. The charging sensor
head is in poor contact
1. Please confirm that the charging dock is connected to
the power supply.
2. Regularly clean the charging electrode of the robot
and the sensor head of the charging dock.
3. Please eliminate the poor contact caused by the side
brush or other foreign objects. You can try to manually
relocate the robot

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Non-Warranty Claim
Warranty information
Type
Robot vacuum
cleaner
Accessories
Warranty information
Parts of the robot
Charging dock with
dust box
Period
1 Year
1 Year
Name
The robot can not startup under normal use
The robot can not be charged under normal use
The brushes can not work under normal use
The wheels can not work under normal use
The functions listed in the manual are invalid
Failure information of product performance
Hazardous substances contained in this product
Relevant certification
This table is compiled according to SJ/T11364.
〇
X
X
〇
X
〇
〇
〇
〇
〇
〇
〇
〇
〇
〇
〇
〇
〇
〇
〇
〇
〇
〇
〇
〇
〇
〇
〇
〇
〇
Hazardous substance
Warranty
Robot vacuum
cleaner
Performance Failure
20 21
Lead
(Pb)
Mercury
(Hg)
Cadmium
(Cd)
Chromium VI
(Cr(VI))
Polybrominated
biphenyls
(PBB)
Polybrominated
diphenyl ethers
(PBDE)
Component
Name
Outer
covering
Motor
Circuit block
Battery
Accessory
〇：indicates that the content of the hazardous substance in all homogeneous materials of the part NOT
exceeds the limit stipulated in GB/T26572.
X：indicates that the harmful substance contained in at least one homogeneous material of the component
exceeds the limit stipulated by GB/T26572.
This product complies with SRRC certification. Please refer to the equipment nameplate for CMIT ID and model.
The after-sales service of this product is strictly in accordance with the "Consumer Rights Protection Law of
the People's Republic of China" and the "Product Quality Law of the People's Republic of China" to
implement after-sales services. The service contents are as follows:
The following cases are not covered by the free warranty, but maintenance services are provided, and the corresponding
accessories and labor costs are charged:
1. Unauthorized maintenance, misuse, collision, neglect, abuse, accident, alteration, abnormal use of non-product accesso-
ries, or tearing, altering labels, anti-counterfeiting marks;
2 The machine has exceeded the free warranty period;
3. Damage caused by force majeure such as natural disasters;
4. Not a performance failure.
5. Damage caused by consumers due to personal reasons;
The main brush, side brush, main brush cover, filter
screen, mop holder, cleaning tool, disposable mop and
disposable dust bag are consumables provided with the
product, and there is no warranty period.
To ensure the safety of the product during transportation, it is necessary to use the packing box. It is recommended that you keep
the packing box for at least 30 days from the date of receipt;
This product is only sold in China (excluding Hong Kong, Macao and Taiwan), so the after-sales service of this product is only
available in China ( excluding Hong Kong, Macao and Taiwan).
This warranty is only applicable to China (excluding Hong Kong, Macao and Taiwan).