Toro Greensmaster eFlex 1800 Service Manual page 185

1. Battery cover
2. Washer head bolt (8
each)
3. Bolt (2 each)
4. Bolt (2 each)
5. Flange nut (4 each)
6. Bolt (4 each)
7. Flat washer (4 each)
Removing the Samsung Battery Controller
Greensmaster ® eFlex 1800, 2100 and 2120
12189SL Rev E
Figure 127 (continued)
8. Samsung battery
9. Flange nut (4 each)
10. Bolt (2 each)
11. Mount bracket
12. Flange nut (2 each)
13. Spacer
14. Bolt (2 each)
The Samsung battery controller consists of safety devices, protection circuits
and Battery Management System (BMS). The controller for normal operation
must be connected to the battery pack.
The eFlex Samsung lithium battery controller contains high voltage
which could burn or electrocute you.
• Do not attempt to open the battery controller.
• Do not place anything in the connector of the battery controller
other than the wire harness connector that came with the product.
• Use extreme care when handling a battery controller with a
cracked case.
• Only use the charger designed for the battery controller.
Note: Refer to your Traction Unit Operator's Manual and Lithium Battery Pack
Charger Operator's Manual for additional information about Samsung lithium
battery pack service and handling.
1. Park the machine on a level surface and place the traction lever in the
N position. Turn the key switch to the O
EUTRAL
key from the key switch.
2. Disconnect the battery pack; refer to
Remove the 8 bolts that secures the battery cover to the mount bracket; refer
to Figure 127. Remove the battery cover from the mount bracket.
3. Remove the Samsung battery pack from the mount bracket; refer to
Removing the Samsung Lithium Battery Pack (page
4. Note the position of the connectors and wire harness on the contactor for the
assembly purposes. Remove the connectors from the contactor.
5. Remove the 2 nuts and bolts that secures the contactor to the mount bracket.
Remove the contactor from the mount bracket.
6. If necessary, remove the TEC controller from the mount bracket as below:
A. Unplug the connectors from the TEC controller.
B. Remove the 2 bolts and flange nuts that secures the TEC controller to
the mount bracket.
C. Remove the TEC controller from the mount bracket.
7. If necessary, remove the relay from the mount bracket as below:
15. Washer
16. Samsung controller
17. Bolt (4 each)
18. Flat washer (4 each)
19. Flange nut (2 each)
20. TEC controller
21. Flange nut (2 each)
CAUTION
Service Procedure Icons (page
Page 5–85
22. Contactor
23. Bolt (2 each)
24. Relay
25. Lock nut (2 each)
26. Flange nut (2 each)
position and remove the
FF
5–80).
Electrical System: Service and Repairs
6).