Case 580SR Service Manual page 334

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LED DISPLAYED FAULTS
If a fault is, or there have been (intermittent faults)
present, a detailed fault display can be selected by
placing: the Powershift lever in neutral position and
pressing the kickdown button. The indicated fault on
the LED display can then be localized by using the
table below, until power down.
FAULT GROUP
The faults are displayed using 2 LEDs on the 8 LED
display. Faults are displayed as 3 subgroups -
Group A:
FAULT SUBGROUP A
Input related
Output related
Other
Within each group several faults are possible. The
second LED's position - Group B, indicates the fault
area, where the colour indicates the fault type. Typi-
cally an open circuit condition is shown using an or-
ange LED where a short circuit condition is indicated
with a red LED. Once the fault code has been deter-
mined proceed to fault codes.
FAULT GROUP
LED (A)
None
1 Red
1 Red
1 Red
1 Red
2 Red
2 Red
2 Red
2 Red
2 Red
2 Red
3 Red
SECTION 21 - TRANSMISSION
GROUP INDICATION
LED 1 blinks red
LED 2 blinks red
LED 3 blinks red
FAULT GROUP
LED (B)
None No fault active
4 Orange Shift lever input fault
5 Orange Speed sensor open circuit
5 Red Speed sensor in short
7 Green Battery over voltage
4 Orange Open circuit on one or both direction outputs
4 Red Direction output forced to plus - critical fault
5 Orange Other output open circuit
5 Red Red Other output short circuit
6 Orange Modulation output open circuit
6 Red Modulation output short circuit
5 Red Start-up fault - limp home mode selected
F N R
1 2 3 4
A
PROBLEM
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T N
5 6 7 8
B
F28359
FAULT CODE
-
F1
F2
F3
F4
F5
F6
F7
F8
F9
F10
F11