Toro Reelmaster 5010- H Service Manual page 172

Fault Code
97 System bus voltage over 67.5 VDC has
disabled #4 cutting unit
98 System bus voltage over 67.5 VDC has
disabled #5 cutting unit
99 System bus voltage over 65 VDC has disabled
motor/generator
100 Excessive system current has disabled #1
cutting unit
101 Excessive system current has disabled #2
cutting unit
102 Excessive system current has disabled #3
cutting unit
103 Excessive system current has disabled #4
cutting unit
104 Excessive system current has disabled #5
cutting unit
105 Excessive system current has disabled
motor/generator
106 Excessive voltage occurred at internal motor
regulator for #1 cutting unit
107 Excessive voltage occurred at internal motor
regulator for #2 cutting unit
Electrical System
Fault Description
Page 5 - 32
Service Suggestions
If multiple cutting units are reporting this fault,
check 48 VDC batteries and motor/generator
operation
If 48 VDC batteries are at correct voltage with
engine OFF, consider connections between
motor/generator and motor/generator
controller are loose or faulty
If TEC controller has lost communication with
motor/generator, engine speed will not be
controllable and this fault may be displayed
NOTE: If all 48V components (motor/generator
and cutting unit motors) have this fault, system
fault 30 will be displayed on the InfoCenter
If multiple cutting units are reporting this fault,
check 48 VDC batteries and motor/generator
operation
If 48 VDC batteries are at correct voltage with
engine OFF, consider connections between
motor/generator and motor/generator
controller are loose or faulty
If TEC controller has lost communication with
motor/generator, engine speed will not be
controllable and this fault may be displayed
NOTE: If all 48V components (motor/generator
and cutting unit motors) have this fault, system
fault 30 will be displayed on the InfoCenter
If 48 VDC batteries are at correct voltage with
engine OFF, consider connections between
motor/generator and motor/generator
controller are loose or faulty
NOTE: If all 48V components (motor/generator
and cutting unit motors) have this fault, system
fault 30 will be displayed on the InfoCenter
#1 cutting unit motor is likely faulty if this fault
continues to occur
#2 cutting unit motor is likely faulty if this fault
continues to occur
#3 cutting unit motor is likely faulty if this fault
continues to occur
#4 cutting unit motor is likely faulty if this fault
continues to occur
#5 cutting unit motor is likely faulty if this fault
continues to occur
Motor/generator is likely faulty if this fault
continues to occur
#1 cutting unit motor is likely faulty if this fault
continues to occur
#2 cutting unit motor is likely faulty if this fault
continues to occur
Reelmaster 5010- H