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83
3
Important!
Important!
Error codes E05 tacho fault, E06 servo motor fault and E07 servo regulator
Error codes E05 tacho fault, E06 servo motor fault and E07 servo regulator
fault are generally overwritten by error code
fault are generally overwritten by error code E97.
E97.
Important!
Important!
If both the LEDs ERROR 4 and ERROR 5 are on, the servo box should be
If both the LEDs ERROR 4 and ERROR 5 are on, the servo box should be
replaced (E07).
replaced (E07).
1
10
0..1
16
6..2
2 C
CA
AN
N
Subinfo: CAN -too many errors. e256
Subinfo: CAN -too many errors. e256
Check that the motor fuse F4 is intact.
Check that the motor fuse F4 is intact.
Check that there is a low resistance
Check that there is a low resistance
between the motor's poles, the carbon
between the motor's poles, the carbon
brushes may be finished.
brushes may be finished.
Check the motor cables.
Check the motor cables.
Make a visual inspection of the servo
Make a visual inspection of the servo
connector strips to ensure they are OK.
connector strips to ensure they are OK.
Check that the coil resistance is
Check that the coil resistance is
ap
appro
prox. 7
x. 70
0
an
and th
d that t
at the c
he cab
ables
les ar
aree
OK.
OK.
Check that the freewheel diode across
Check that the freewheel diode across
the connector coil is intact.
the connector coil is intact.
Continue
Continue
Change the servo box.
Change the servo box.
Change the servo motor.
Change the servo motor.
Check that the CAN bus is not short
Check that the CAN bus is not short
circuited or that the connector is
circuited or that the connector is
broken.
broken.
Also check the termination resistors at
Also check the termination resistors at
the ends are intact and maintai
the ends are intact and maintain a value
n a value
o
of
f 1
12
20
0
..
The fault can arise when the CAN
The fault can arise when the CAN
interface on the regulator has
interface on the regulator has
discovered too many communication
discovered too many communication
errors in a message across the CAN
errors in a message across the CAN
bus.
bus.
Is the CAN BUS supply between E1
Is the CAN BUS supply between E1
K1.12 and E1 K1.13 (applies to the
K1.12 and E1 K1.13 (applies to the
drive regulator) or E2 K1.12 and E2
drive regulator) or E2 K1.12 and E2
K1.13 (applies to the pump regulator)
K1.13 (applies to the pump regulator)
less than 8V DC?
less than 8V DC?
Y
Yes
es
Check the CAN bus external supply
Check the CAN bus external supply
and change the cables if necessary.
and change the cables if necessary.
The CAN
The CAN bus is fe
bus is fed via ATC 12V
d via ATC 12V,,
connectors XC9.12 and XC9.7.
connectors XC9.12 and XC9.7.
No
No
Change the regulat
Change the regulator.
or.
Ω
Ω
Ω
Ω
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