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
41
Crop_this_page
Configuration message is
missing or not plausible
Potentiometer or PWM fault
A.1.30 Y017 - Auxiliary control valve No signal from valve to valve
bus
No valve operation
available
Wiring diagram
Sheet 28
A.1.31 Y017 - Auxiliary control valve EEPROM inconsistent Valve moves into neu-
tral position
A.1.32 Y017 - Auxiliary control valve Valve moves into neu-
tral position
A.1.33 Y017 - Auxiliary control valve Supply voltage > 18 V Valve moves into neu-
tral position
A.1.34 Y017 - Auxiliary control valve Main piston travel too short
due to drop of control pres-
sure below 22 bar
Valve moves into neu-
tral position
Check control pres-
sure M5, check dia-
phragm
accumulator, check
RV7/FP
ELECTRICAL VALVES VALVE
3/VENDI
Hydraulic oil temperature too
low
A.1.35 Y017 - Auxiliary control valve Overvoltage (> 45 V) Valve moves into neu-
tral position
A.1.36 Y017 - Auxiliary control valve Output fault at control valve
magnet
Valve moves into neu-
tral position
ELECTRICAL VALVES VALVE
3/VENDI
A.1.37 Y017 - Auxiliary control valve Internal position sensor fault Valve moves into neu-
tral position
ELECTRICAL VALVES VALVE
3/VENDI
A.1.38 Y017 - 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
3/VENDI
Fault
code
DIN brief description Cause Consequences Reference FENDIAS / Note