Toro Greensmaster eTriFlex 3360 Service Manual page 47

Machine Faults (continued)
Fault
Fault Title
ID
C180C Cutting Unit
Motor - High
Temp Warning
C1811 Cutting Unit
Motor Controller
- High Temp
Shutdown
C181C Cutting Unit
Motor Controller
- High Temp
Warning
C1820 Cutting Unit
Motor Speed
Sensor - Out of
Range
C1821 Cutting Unit
Motor Speed -
High
Greensmaster® eTriFlex 3360 and 3370
19239SL Rev A
Fault
Controller(s)
Condition/Circuit
Affected
Description
T2, T3, T4 The motor
temperature
is greater than
120° C (248° F)
in the indicated
cutting unit.
T2, T3, T4 The motor
controller
temperature
is greater than
100° C (212° F)
in the indicated
cutting unit.
T2, T3, T4 The motor
controller
temperature is
greater than 90°
C (194° F) in the
indicated cutting
unit.
T2, T3, T4 One of the
three hall effect
sensors fails in
the indicated
cutting unit.
T2, T3, T4
The speed of the
motor is greater
than 2,500 RPM
in the indicated
cutting unit.
Additional Notes Service Actions
Motor current 1.
is limited on
2.
a linear basis
until the motor
temperature
3.
drops below 120°
4.
C (248° F) or
exceeds 130 °C
5.
(266 °F).
6.
PTO is disabled. 1.
2.
3.
4.
5.
6.
Motor current is 1.
limited on a linear
2.
basis until the
motor controller
temperature
3.
drops below 90°
4.
C (194° F) or
exceeds 100° C
5.
(210° F).
6.
Hall effect 1.
sensors are
2.
used to detect
the motor speed.
If a sensor fails,
the motor will
have trouble
maintaining
speed and may
become unstable.
1.
2.
Page 3–11 Troubleshooting: Universal Groomer Problems
Let the machine cool off.
Check the reel to bedknife contact and
the condition of the cutting unit.
Reduce the reel speed.
Reduce the mow speed.
Test the 48V ground to the motor.
Swap cutting reel motors between
cutting units. Replace and reprogram
the motor if the fault moves to the new
position (contact an Authorized Toro
Distributor for assistance).
Let the machine cool off.
Check the reel to bedknife contact and
the condition of the cutting unit.
Reduce the reel speed.
Reduce the mow speed.
Test the 48V ground to the motor.
Swap cutting reel motors between
cutting units. Replace and reprogram
the motor if the fault moves to the new
position (contact an Authorized Toro
Distributor for assistance).
Let the machine cool off.
Check the reel to bedknife contact and
the condition of the cutting unit.
Reduce the reel speed.
Reduce the mow speed.
Test the 48V ground to the motor.
Swap cutting reel motors between
cutting units. Replace and program
the motor if the fault moves to the new
position (contact an Authorized Toro
Distributor for assistance).
Cycle the key switch.
Replace and program the motor
(contact an Authorized Toro Distributor
for assistance).
Cycle the key switch.
Replace and program the motor
(contact an Authorized Toro Distributor
for assistance).
(Optional)