Toro Greensmaster eTriFlex 3360 Service Manual page 81

General Operation Problems (Model 04590)
(continued)
Problem
Nothing happens when the key switch
is set to the O position
N
Greensmaster® eTriFlex 3360 and 3370
19239SL Rev B
Possible Cause
The 48V battery disconnect is not
connected or is connected to the
battery charger.
The lithium-ion battery controller (BMS)
is not communicating with all of the
lithium-ion batteries via the battery
interface harness.
The key switch or circuit wiring is
damaged.
The main fuse or circuit wiring is
damaged.
The 48V shutdown delay relay fuse or
circuit wiring is damaged.
The 48V 48 VDC/12 VDC converter
fuse or circuit wiring is damaged.
The 12V shutdown delay relay fuse or
circuit wiring is damaged.
The 12V control system fuse or circuit
wiring is damaged.
The shutdown delay relay is damaged.
The 48 VDC/12 VDC converter is
damaged.
The SC8: lithium-ion battery controller
(BMS) is damaged.
Page 3–45
Corrective Action
Connect the 48V battery disconnect.
Ensure the battery interface harness
is not damaged and that all battery
interface harness connections are
clean and secure.
Test the key switch
Test the 175A mega fuse located below
the battery disconnect.
Test the 10A fuse in the 48V fuse block
under the operator's seat.
Check for 48 VDC at the shutdown
delay relay (connector P13 pin 5).
Check for ground at the shutdown
delay relay (connector P13 pin 2).
Test the 10A fuse in the 48V fuse block
under the operator's seat.
Check for 48 VDC at the 48 VDC/12
VDC converter (connector P07 pin 4).
Test the 15A fuse in the 12V fuse holder
1 under the right side cover.
Check for 12 VDC at the shutdown
delay relay (connector P13 pin 1).
Test the 7.5A fuse in the 12V fuse
holder 2 under the right side cover.
Check for 12 VDC at the InfoCenter
Display (connector P52 pin 2).
Test the shutdown delay relay and
replace if necessary.
Test the 48 VDC/12 VDC converter and
replace if necessary.
Replace and reprogram the lithium-ion
battery controller (contact an Authorized
Toro Distributor for assistance).
Troubleshooting: General Operation Problems
(Model 04590)