Lithium Battery Pack Charger Operation (For Models 04042, 04043 And 04046) - Toro Greensmaster eFlex 1800 Service Manual

Lithium Battery Pack Charger Operation (for
Models 04042, 04043 and 04046)
Electrical System: Lithium Battery Pack Charger
Operation (for Models 04042, 04043 and 04046)
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1. Power supply cord
2. Fuse tray
3. Output cord
The lithium battery pack charger
V (42 V to 64 V @ 100% state of charge) 35 Ah lithium battery pack that is
used to power the eFlex. The charger communicates via CAN with the battery
management system (BMS) located within the lithium battery pack. The charger
will respond to the CAN messaging issued by the BMS which will communicate,
among other things, the immediate voltage and current needs of the battery
pack. The charger is intended to be used indoors only and can be left connected
to the target battery pack indefinitely.
An AC power supply cord provides power input to the charger. Power supply
for the charger can be either 110/120 VAC or 220/240 VAC. The output cord
from the charger to the battery pack includes a positive cable, negative cable,
wake-up wire, and the CAN-bus cables. Ensure that the correct power supply
and output cords are used for the lithium battery pack charger.
The charger is equipped with 3 LED's to indicate the charger is O
is C , and the battery is R
HARGING
message display on the charger can be used to monitor the charging process.
Note: Refer to your Traction Unit Operator's Manual and Lithium Battery Pack
Charger Operator's Manual for additional information about the eFlex battery
charger.
Note: Ensure that the charger is connected to the battery pack, plugged into a
wall outlet, and turned O
The battery pack charging operation is fully automated. When regular charging
occurs to ready the battery pack for in season mowing, battery charging states
include start-up, ramp up, charging, cell balance, and standby. When the
battery pack is in storage, the charger also provides a hibernate state. The LCD
message display on the front of the charger will identify the present state of
the charger.
The charger will automatically shut down (exit any active state and return to the
start-up state) if the output cord from the charger to the battery pack is unplugged
or if the AC power to the charger is interrupted (e.g., circuit breaker tripped).
Figure 61
4. Input power socket
5. Power switch
6. LCD message display
(Figure 61) is used to charge the nominal 53
(fully charged). Additionally, the LCD
EADY
whenever the machine is not in use.
N
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7. On LED
8. Charging LED
9. Ready LED
, the battery
N
Greensmaster ® eFlex 1800, 2100 and 2120
12189SL Rev E