Electrical System
99
Overload: Slow down or
raise deck
Fault Disables Blades and Drive 32768 Instantaneous under volt-
age
Momentary drop in bat-
tery voltage from the
motor pulling too much
current, short bursts
Stopped: Right hub fault /
Restart, if problem persists
contact service
Fault Disables Blades and Drive 1 Controller over voltage Batteries over charged,
usually from regen. brak-
ing
Stopped: Right hub fault /
Restart, if problem persists
contact service
Fault Disables Blades and Drive 2 Phase over current Motor pulling too much
current, short bursts
Stopped: Right hub fault /
Restart, if problem persists
contact service
Fault Disables Blades and Drive 4 Current sensor calibration Internal controller issue
Stopped: Right hub fault /
Restart, if problem persists
contact service
Fault Disables Blades and Drive 8 Not used
Stopped: Right hub fault /
Restart, if problem persists
contact service
Fault Disables Blades and Drive 16 Controller temperature is
over 100
o
C
Controller overheating
from the motor pulling too
much current, usually from
being overloaded, faulty
controller
Stopped: Right hub fault /
Restart, if problem persists
contact service
Fault Disables Blades and Drive 32 Motor hall sensor fault Disconnected harness
connector, damaged har-
ness, corrosion, faulty
motor
Overload: Slow down or
raise deck
Fault Disables Blades and Drive 64 Controller under voltage Battery voltage too low,
poor connection, corrosion
Message
Message
type
Mower's action
Code
number
(engineering
screen)**
Trigger Possible causes
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