A
AT
TL
LE
ET
T S
SE
ER
RV
VIIC
CE
E M
MA
AN
NU
UA
AL
L
T
Trro
ou
ub
blle
e ssh
ho
oo
ottiin
ng
g -
- eerrrro
or
r m
meessssaag
geess
E
Elle
ec
cttrriic
ca
al
l
s
sy
ys
stte
em
m
1
10
0..8
87
7
Subinfo: DC bus too high. HW e16.
Subinfo: DC bus too high. HW e16.
Check the heavy cables between the
Check the heavy cables between the
motor and the regulator and between
motor and the regulator and between
the regulator and the battery.
the regulator and the battery.
The error occurs when the regulator
The error occurs when the regulator
detects that the battery voltage is too
detects that the battery voltage is too
high for reliable regulator operation.
high for reliable regulator operation.
This condition normally arises when
This condition normally arises when
too much energy has been regenerated
too much energy has been regenerated
(recovered) to the battery or the
(recovered) to the battery or the
resistance between the regulator and
resistance between the regulator and
battery is too high. The battery voltage
battery is too high. The battery voltage
between the + and B- terminals on the
between the + and B- terminals on the
regulator must not exceed 60V DC.
regulator must not exceed 60V DC.
Check the line contactor K10,
Check the line contactor K10,
(connections and contactor tips)
(connections and contactor tips)
The regulator's measurement of the
The regulator's measurement of the
supply voltage can be defective.
supply voltage can be defective.
Is the above OK?
Is the above OK?
Y
Yes
es
The requested brake torque can be too
The requested brake torque can be too
high.
high.
No
No
R
Reeccttiiffy
y tth
he
e ccaab
bllees
s aan
nd
d cco
on
nn
neecctto
orr..
R
Reed
du
ucce
e tth
he
e aam
mp
plliittu
ud
de
e ffo
or
r tth
he
e b
brraak
kee
torque vi
torque via AT
a ATC.
C.
See the sections on the pedal brake,
See the sections on the pedal brake,
reversing brake or reduction brake.
reversing brake or reduction brake.
Change the regulator.
Change the regulator.
Change the battery.
Change the battery.
https://www.besttruckmanuals.com/