19
YZ-X7
High battery voltage
None
High battery voltage
Battery voltage
mismatch
Sewage tank is full
Water suction and brush
plate and corresponding
push tter delay stop
working
1. sewage tank is full
2. sewage switch short
circuit
1. emptying the water
from the sewage tank
2. to check the sewage
switch
Open circuit for the
walking motor
Walking icon displays red Open circuit for walking
motor connection
Check the walking
motor wiring
Walking motor current
Suction Off icon displays
Red
1. walking motor overload
operation
2. walking motor short-
circuit
1. Check the walking
motor load situation 2.
Walking motor wiring
inspection
High pedal error
None
Accelerator High End /
Low End Out of Range
Before 1. key, check
accelerator for
operating state 2.
change controller
parameters
Electromagnetic brake
failure
None
Open circuit of the 1.
electromagnetic brake line
The 2. connection is
disconnected
1. Check the
electromagnetic brake
connection