Service Manual
TRIFLEX DIAGNOSTIC FAULT CODE QUICK REFERENCE TABLE – Revision B Page 15
Fault
Number
Fault Title
Controller
Affected
Fault Condition/Circuit
Description
Additional Notes
Service Actions
95
48V Bus Undervolt
– CU2
Cutting unit
This fault is reported when the
48 Vdc Bus system voltage is
below 32 Vdc at cutting unit 2.
This fault only reports when the
S/G contactor is closed.
All of the machine’s 48
Vdc devices connect
to the same 48 Vdc
bus. If this is a system
issue, the TEC master
controller will combine
all 4 component 48
Vdc Bus Overvolt
faults into a single 48
Vdc Bus undervolt
fault (Fault 44).
The TEC will disable
the cutting units
(PTO).
1) Check the 48 Vdc bus fuse.
2) Check the 2-pin 48 Vdc cutting
unit bus connector.
96
48V Bus Undervolt
– CU3
Cutting unit
This fault is reported when the
48 Vdc Bus system voltage is
below 32 Vdc at cutting unit 3.
This fault only reports when the
S/G contactor is closed.
All of the machine’s 48
Vdc devices connect
to the same 48 Vdc
bus. If this is a system
issue, the TEC master
controller will combine
all 4 component 48
Vdc Bus Overvolt
faults into a single 48
Vdc Bus undervolt
fault (Fault 44).
The TEC will disable
the cutting units
(PTO).
1) Check the 48 Vdc bus fuse.
2) Check the 2-pin 48 Vdc cutting
unit bus connector.