Use and Care Manual
19 20
Common Failures and Troubleshooting
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Failure of ground
detection
The sensor head is blocked or the
cleaner is stuck in stairs
The dust senor head is covered
with dust or the passage is
blocked
The left and right drive wheels are
entangled with wires
The left or right entangled with
wires
The drive wheels are in the air
The roll brush is entangled with
wires
The cleaner won't work
properly
The power switch of the cleaner
is not turned on or the battery is
not connected in place
The sensor head for wall
detection is blocked
The switch and the front bumper
blocked
Check if the battery is properly
installed
Check whether there is water in
the water tank
Manually move the cleaner back to
the docking station to charge
Turn the power switch of the cleaner
to ON or properly place the battery in
place
Clean the transparent front collision
member of the cleaner to resume
operation
Push heavliy the front bumper, then
check whether the front bumper
bounces back
Unplug the battery terminals or
replace the battery
Take out the water tank and fill it with
water
Clean the foreign objects on the left
and right wheels to resume operation
Clean the foreign objects on the
left or right side brushes to resume
operation
Place the cleaner back onto a flat
ground to resume operation
Clean the foreign objects on the roll
brush to resume operation
Clean the foreign objects off the dust
sensor head and the suction inlet
Clean the cliff sensor ground detector
or manually pick up the cleaner
The suction inlet is
blocked
The left and right
wheels fail to work
Failure of side bru
shes
The left and right wheels
are off the ground
Failure of the roll brush
Low battery
The cleaner won' be
recharged
Wall detection failure
Front bumper
Battery NTC
Low level of the water
tank
Dimensions and Parameters
Technical specification for the cleaner
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Model
Rated voltage
Rated power
Operating temperature range
Input voltage/current
Infrared remote control
Dimension
Weight
Battery
Dust bin capacity
Small dust bin and water tank
MT-800
DC 14.8V
30W
-10℃ ~45℃
DC 24V/0.5A
38KHZ
350mmX87.5mm
2.9KG
Lithium-ion 2200mAh
900ml
250ml+600ml
Technical specification for the remote controller
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Applicable model
Dimension
Battery
Remote control method
Emitting and receiving distance
Operating temperature range
Operating humidity range
MT-800
L×W×H: 146X45X15 mm
DC 3V(AAA)
Infrared
≤ 5M
-10℃ ~45℃
≤ 85RH
Technical specification for the recharging bay
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2
3
4
5
Applicable model
Dimension
Input voltage/current
Operating temperature range
Operating humidity range
MT-800
L×W×H: 194X15X105 mm
DC 24V/0.5A
-10℃
~45℃
≤
85RH
Attentio
n
The cleaner will sound the alarm when
it stops working or fails to
start working in the following circumstances; users may follow
the prompts to respond accordingly.
Remark
If failure persists after t
roubleshooting instructed above, please
contact our after-sale service department.
Failure Code
No.
No.
No.
Item
Item
Item
Index parameter
Index parameter
Index parameter
Remark
Remark
Remark
Cause Failure Identification Troubleshooting
iTouchless warrants the UV-C Sterilizer Robot Vacuum Cleaner with HEPA Filter unit to be free from defects in
material and workmanship, given normal use and care, for 1 year from the date of the original receipt with proof of
purchase within the United States or Canada. iTouchless will only honor warranty requests from orders placed with
our authorized dealers. Items sold as used, floor sample, or refurbished are sold solely under the terms and
conditions of the selling party and iTouchless will not warrant such purchase.
We will repair or replace the UV-C Sterilizer Robot Vacuum Cleaner with HEPA Filter unit thereof which fails as a
result of such a defect during the warranty period. If a replacement is sent, it will carry the remaining warranty of the
original product.
This warranty is the customers' exclusive remedy for product defect and does not apply to: user modification;
attachments to product by user that causes damage; damaged caused by abuse; misuse; accident; water; or theft;
physical damage; or loss of parts. Except as stated above, iTouchless makes no express or implied warranties as to
any products, in particular, makes no warranty or merchantability or of fitness for any particular purpose. iTouchless
shall not be liable for consequential or incidental damages arising from any product defect. Our liability is limited to the
replacement of any defective product. iTouchless expressly declaims all warranties not satisfied in this limited
warranty. Any implied warranties that may be imposed by law are limited to the terms of this limited warranty. All
Accessories and Parts, including Charger and Battery, are not covered by this warranty. If the UV-C Sterilizer Vacuum
Cleaner with HEPA Filter unit should fail during the warranty period, visit our website at www.itouchless.com to
request a Repair # before returning it to us. We WILL NOT ACCEPT packages without the Repair #. Remember to
return package FREIGHT PREPAID by an insured carrier such as UPS or FedEx and include a check of $