Chapter 5: Electrical System - Toro Greensmaster eFlex 1800 Service Manual

Table of Contents
General Information .............................................................................................................................. 5-3
Operator's Manuals............................................................................................................................ 5-3
Electrical Schematics and Diagrams.................................................................................................. 5-3
Toro Electronic Controller (TEC) ........................................................................................................ 5-4
CAN-bus Communications................................................................................................................. 5-6
Connecting the Lithium Battery Pack ................................................................................................. 5-7
Electrical System Operation .................................................................................................................. 5-8
Lithium Battery Pack Charger Operation (for Models 04042, 04043 and 04046) .................................. 5-10
Start-Up............................................................................................................................................ 5-11
Ramp Up.......................................................................................................................................... 5-12
Charging .......................................................................................................................................... 5-12
Cell Balance..................................................................................................................................... 5-13
Standby............................................................................................................................................ 5-13
Hibernate ......................................................................................................................................... 5-14
Charger Fault Codes........................................................................................................................ 5-15
Special Tools ....................................................................................................................................... 5-16
Electric Motor Rotor Tool Set............................................................................................................ 5-16
InfoCenter Display ............................................................................................................................... 5-19
Splash Screen.................................................................................................................................. 5-21
Main Information Screen .................................................................................................................. 5-22
Operator Advisories ......................................................................................................................... 5-23
Main Menu Screen ........................................................................................................................... 5-25
Faults Screen................................................................................................................................... 5-26
Service Screen................................................................................................................................. 5-28
Diagnostics Screen .......................................................................................................................... 5-29
Settings Screen................................................................................................................................ 5-31
About Screen ................................................................................................................................... 5-32
Adjustments......................................................................................................................................... 5-33
Parking Brake Latch Switch ............................................................................................................. 5-33
Traction Switch................................................................................................................................. 5-35
Reel Engage Switch......................................................................................................................... 5-37
Testing the Electrical Components....................................................................................................... 5-39
Fuse Block ....................................................................................................................................... 5-40
Lithium Battery Pack Fuse (For Models 04042, 04043, and 04046).................................................. 5-43
Toro Electronic Controller................................................................................................................. 5-45
Key Switch ....................................................................................................................................... 5-47
Parking Brake Latch Switch ............................................................................................................. 5-49
Traction Switch................................................................................................................................. 5-52
Reel Engage Switch......................................................................................................................... 5-54
EZ Turn Switch................................................................................................................................. 5-56
EZ Turn Sensor................................................................................................................................ 5-58
Speed Control Potentiometer........................................................................................................... 5-60
Main Contactor................................................................................................................................. 5-62
CAN-bus Terminator Resistor .......................................................................................................... 5-66
Relay (For Models 04042, 04043, 04046 and 04049 fitted with 04069) ............................................ 5-67
Service and Repairs ........................................................................................................................... 5-69
Electric Motor ................................................................................................................................... 5-69
Servicing the Electric Motor ............................................................................................................. 5-71
Greensmaster ® eFlex 1800, 2100 and 2120
12189SL Rev E
Electrical System
Page 5-1
Chapter 5
Electrical System