12
Suction pipe blockage
Clear blockage
Water absorption pipe damage
Replace
recovery tank cover sealing strip Cover up
recovery tank cover sealing strip Replace sealing
Suction pump damage
Contact supplier
Short
running
time
Battery low
charging
Battery damaged
Replace battery
Battery need maintenance
Check battery maintenance
Charger damaged
Repair or replace charger
attention:extra tip
When a higher step or obstacle is encountered on the ground to block
，
the machine may
not pass
，
even treat accelerator continuously,Probably not.In order to protect the motor from
being burnt
，
the controller initiates overload protection
，
temporarily disable the accelerator
pedal
。
Eliminate overload protection
：
Turn off the power switch and wait for 2 minutes
。
If you
must pass through the machine can not go through obstacles
，
lease lift the handle indicated in
Figure
○
19 of the instruction manual
。
Think of a way to use human resources.
