Failure
code
Blade slave motor phase failure.
61
62
Blade slave motor low speed protection.
63
Blade slave motor over heated protection.
Blade slave motor restart failure.
64
Blade slave motor controller first stage over cur-
rent.
65
Blade slave motor controller second stage over
current.
66
Blade slave motor controller third stage over cur-
rent.
67
Blade slave motor controller four stage over cur-
rent.
68
Blade slave motor controller peak over current.
69
70
Blade slave controller short circuit.
Blade slave motor controller MOS over heated.
71
Blade slave motor controller Software authenti-
72
cation exception.
73
Blade slave motor controller inspection failure.
74
Blade slave motor controller other error.
Blade main motor controller wrong operation se-
75
quence.
76
Blade main motor controller other error.
PMU over heated.
80
81
PMU under voltage.
82
PMU over voltage.
PMU mean over current.
83
PMU peak over current.
84
English
Problem
11
Solution
Check if the terminals between the controller and
the motor is loosed.
Release the bail to clear the error.
Turn off the blade to cool.
In case of repeated restart failures, replace the
blade motor controller.
Release the lever to clear the fault. Restart the
blade again after the equipment is under light load.
If the fault continues to be reported, replace the
cutter driver.
Release the lever to clear the fault. Restart the
blade again after the equipment is under light load.
If the fault continues to be reported, replace the
cutter driver.
Release the lever to clear the fault. Restart the
blade again after the equipment is under light load.
If the fault continues to be reported, replace the
cutter driver.
Release the lever to clear the fault. Restart the
blade again after the equipment is under light load.
If the fault continues to be reported, replace the
cutter driver.
Release the bail and restart the mower. If the failure
is still occurred, replace the blade motor controller.
Replace the blade motor controller.
Stop the machine and restart it after the MOS cools
down. If the fault cannot be eliminated, replace the
blade motor controller.
Replace the blade motor controller.
Replace the blade motor controller.
Replace the blade motor controller.
Release the bail to eliminate the error. If it can't be
removed, replace the blade motor controller.
Replace the blade motor controller.
The equipment is automatically powered off and
can be used again after cooling.
Charge the battery.
Restart the mower.
The equipment is powered off and restarted. If the
fault cannot be eliminated, check whether the PMU
or the rear motor drive board is short circuited. Re-
place the PMU or the motor drive board.
The equipment is powered off and restarted. If the
fault cannot be eliminated, check whether the PMU
EN