5.
Trouble Shooting Steps
Please always check the 'LED Indicators Instructions ' table for the detailed faulty definition before
any trouble- shooting steps.5.1 Problem determination based on:
1)
Whether the battery can be turned on or not;
2) I
f
battery
i
s
t
urned
on
,
check
t
h
e
red
and
ye
l
low
li
ght
is
off,
flash
i
ng
or
lig
h
t
i
ng;
3)
If the red light is off, check whether the battery can be charged/discharged or not.
5.2
Preliminary determination steps:
1 )
Battery cannot turn on, switch on the lights are all no lighting or flashing.
If the battery external switch is
ON,
and the external power supply voltage is 26V or more,the
battery still unable to turn on, please consider contact distributor.
2)
The battery can be turned on, but red light is lighting, and cannot charge or discharge. If the
red light is lighting, that means system is abnormal, please check values as following:
a)
T
empera
t
ure
:
Above
55
°
C
or
un
d
er
-
1
0°C
,
t
h
e
battery
cou
l
d
not
work.
Solution: to move battery to the normal operating temperature range between -10°C and 55°C
b)
Current: If current is greater than
l OOA.
battery protection will turn on.
So
l
ut
i
on:
Chec
k
whether
cu
rrent
i
s
too
l
arge
or
not,
i
f
it
i
s
,
to
change
t
h
e
sett
i
ngs
on
power
supp
ly
s
i
de.
c)
High Voltage: If charging voltage above 28.SV, battery protection will turn on.
Solution: Check whether voltage is too high or not, if it is, to change the s,ettings on power supply
side.
d)
Low Voltage: When the battery discharges to 23.2V or less,battery protection will turn on.
Solution: Charge the battery for some time, the red light turn off
Excluding the four points above, if the faulty is still cannot be located, turn off power switch of the
battery and repair.
5.3
The battery cannot be charged or discharged
1 )
Cannot be charged:
D
i
sconnect
the
power
cables
,
meas
u
re
voltage
on
power
si
d
e
,
if
the
voltage
i
s
28
.
2-28
.
SV
restart
the
battery,
connect
the
power
cab
l
e
and
try
agai
n,
if
s
t
ill
not
work,
turn
off
battery
and
contact
di
stri
butor
.
2)
Unable to discharge:
D
i
sconnect
the
power
cab
l
es
and
measure
vo
lt
age
on
battery
side
,
i
f
i
t
i
s
<23.2V
,
p
l
ease
charge
the
battery;
if
vol
tage
i
s
above
25V
and
sti
l
l
cannot
d
i
scharge,
turn
off
battery
and
contact
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