Toro Greensmaster eTriFlex 3360 Service Manual page 66

Machine Faults (continued)
Fault
Fault Title
ID
P1B2C Starter/Generator
Motor - Stall
P1B31 Starter/Generator
Motor Internal
Regulator
Voltage - High
P1B41 Starter/Generator
Bus Voltage -
High
P1B42 Starter/Generator
Bus Voltage -
Low
P1B4C Starter/Generator
Hardware Over
Voltage
Troubleshooting: Battery Charger Error and Fault Codes
(Model 04590)
Fault
Controller(s)
Condition/Circuit
Affected
Description
T6 The
starter/generator
stalls for 3
seconds or
more.
T6 The internal
regulator voltage
is greater than
18V.
T6 The
starter/generator
measures the
48V bus voltage
at greater than
65V.
T6 The
starter/generator
measures the
48V bus voltage
at less than 36V.
T6 The voltage
protection
hardware
inside the
starter/generator
trips.
Additional Notes Service Actions
PTO and 1.
starter/generator
is disabled.
2.
3.
4.
PTO and 1.
starter/generator
is disabled.
2.
3.
PTO and 1.
starter/generator
2.
is disabled.
Note: If more
than one Bus
3.
Voltage - High
fault is reported,
go to fault U1511
and follow the
listed service
actions.
PTO and 1.
starter/generator
is disabled.
2.
Note: If more
than one Bus
3.
Voltage - Low
fault is reported, 4.
go to fault U1512
and follow the
listed service
5.
actions.
6.
PTO and 1.
starter/generator
2.
is disabled.
Page 3–30
Verify that the starter/generator can
spin freely.
Remove the starter/generator from the
machine and analyze the motor phase
connections between the motor and
controller.
Inspect the 6-wire harness between
the controller and motor.
Replace and program the
starter/generator controller (contact
an Authorized Toro Distributor for
assistance).
Make sure the connections are all
good.
Check battery terminals.
Replace and program the
starter/generator controller (contact
an Authorized Toro Distributor for
assistance).
Test the 48V batteries.
Verify that all starter/generator
motor-to-controller connections are
good.
Replace and program the
starter/generator controller (contact
an Authorized Toro Distributor for
assistance).
Test the 100A BF1 style fuse for the
48V bus voltage (under the seat).
Test the 48V batteries with the engine
shut Off.
Test the 48V logic relay.
Verify that all starter/generator
motor-to-controller connections are
good.
Test the starter/generator (test
procedure pending).
Replace and program the
starter/generator controller (contact
an Authorized Toro Distributor for
assistance).
Cycle the key switch.
If the fault repeats, replace and
program the starter/generator
controller (contact an Authorized Toro
Distributor for assistance).
Greensmaster® eTriFlex 3360 and 3370
19239SL Rev B