User Manual

FENDT 400 Vario COM III, FENDT 700 Vario COM III, FENDT 800 Vario COM III Faults
B
OVERALL SYSTEM/TRACTOR
Fault code table COM III
Service Training
400 .. 1001- 724 .. 1001- 731 .. 1001- 401 .. 1001- 725 .. 1001- 402 .. 1001- 726 .. 1001- 403 .. 1001- 727 .. 1001- 404 .. 1001- 729 .. 1001-
0000 B T000434
Version 1
20/09/2007
39
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A.1.18 Y015 - Auxiliary control valve Main piston cannot return to
neutral position due to oil con-
tamination.
Valve may cause un-
controlled functions,
DANGER!
Manual actuation,
actuator must not
have any play, actua-
tor must move to the
centre position by it-
self
ELECTRICAL VALVES VALVE
1/VENDI
A.1.19 Y015 - Auxiliary control valve Main piston cannot return to
neutral position when
switched on due to oil con-
tamination.
ELECTRICAL VALVES VALVE
1/VENDI
A.1.1A Y015 - Auxiliary control valve Main piston deflected too far Valve moves into neu-
tral position
ELECTRICAL VALVES VALVE
1/VENDI
A.1.1B Y015 - Auxiliary control valve Floating position is not
reached
Valve moves into neu-
tral position
ELECTRICAL VALVES VALVE
1/VENDI
A.1.1C Y015 - Auxiliary control valve Floating position has been de-
flected manually
without result ELECTRICAL VALVES VALVE
1/VENDI
A.1.1F Y015 - Auxiliary control valve Specified value message is
missing or not plausible
Valve moves into neu-
tral position
ELECTRICAL VALVES VALVE
1/VENDI
Configuration message is
missing or not plausible
Potentiometer or PWM fault
A.1.20 Y016 - Auxiliary control valve No signal from valve to valve
bus
No valve operation
available
Wiring diagram
Sheet 28
A.1.21 Y016 - Auxiliary control valve EEPROM inconsistent Valve moves into neu-
tral position
A.1.22 Y016 - Auxiliary control valve Valve moves into neu-
tral position
A.1.23 Y016 - Auxiliary control valve Supply voltage > 18 V Valve moves into neu-
tral position
Fault
code
DIN brief description Cause Consequences Reference FENDIAS / Note