L01
Upper
alarm
sensor
low
temperature
alarm
(Temp
≤
MIN
of
setting
warning
temperature,
rarely
happen)
1.Check
the
settings
of
warning
temperature
are
correct
for
you.
If
not,
change
the
settings
using
buttons
of
display
panel.
2.Check
the
sensor
is
good
and
its
connection
is
correct.
If
sensor
defective,
replace
sensor.
3.Try
a
known
good
main
board.
If
the
issue
does
not
persist,
replace
main
board.
(rarely)
H02
Lower
alarm
sensor
high
temperature
alarm
(Temp
≥
MAX
of
setting
warning
temperature,
usually
happen
when
you
just
power
on
the
unit,
because
at
that
time
the
cabinet
temp
has
not
dropped
to
your
setting
temp)
1.Check
the
settings
of
warning
temperature
are
correct
for
you.
If
not,
change
the
settings
using
buttons
of
display
panel.
2.Check
the
sensor
is
good
and
its
connection
is
correct.
If
sensor
defective,
replace
sensor.
3.Try
a
known
good
main
board.
If
the
issue
does
not
persist,
replace
main
board.
(rarely)
4.Refrigerating
system
failure,
please
see
refrigerating
system
failure
part.
L02
Lower
alarm
sensor
low
temperature
alarm
(Temp
≤
MIN
of
setting
warning
temperature,
rarely
happen)
1.Check
the
settings
of
warning
temperature
are
correct
for
you.
If
not,
change
the
settings
using
buttons
of
display
panel.
2.Check
the
sensor
is
good
and
its
connection
is
correct.
If
sensor
defective,
replace
sensor.
3.Try
a
known
good
main
board.
If
the
issue
does
not
persist,
replace
main
board.
(rarely)
H03
Ambient
temperature
high
alarm
Keep
the
unit
at
least
30CM
far
away
from
other
objects,
and
open
your
air
‐
conditioner
to
cool
it.
H04
Upper
condenser
temperature
high
alarm
1.Keep
the
unit
at
least
30CM
far
away
from
other
objects,
and
open
your
air
‐
conditioner
to
cool
it.
2.Check
condenser
‐
fan
good
or
not.
If
not,
replace
it.
H05
Lower
condenser
temperature
high
alarm
1.Keep
the
unit
at
least
30CM
far
away
from
other
objects,
and
open
your
air
‐
conditioner
to
cool
it.
2.Check
condenser
‐
fan
good
or
not.
If
not,
replace
it.
do
The
door
was
not
close
longer
than
1
min
Close
the
door.
PF
Powerfail
alarm
1.Check
the
power
line
connect
well
with
the
220VAC
power
source
and
freezer.
2.
Make
sure
the
220VAC
power
is
OK
using
multi
‐
meter.
Reconnect
the
power
line
to
a
known
good
power
source.
3.
Check
if
the
fuse
and
power
supply
board
are
OK,
replace
the
damaged
part
of
the
two
part.
bL
Low
battery
alarm
(battery
volts
<
12V)
Replace
battery
Er
Recorder
not
connected
1.Check
the
connection
of
recorder
2.Replace
the
recorder
Pr
USB
data
error
1.Reconnect
disk
and
check
the
connection
of
recorder
2.Replace
the
recorder
LoF
Recorder
not
startup
1.Under
the
unlock
status
long
press
enter
and
up
buttons
till
LoF
disappear
.If
it
does
not
work,
check
the
connection
of
recorder
2.Replace
the
recorder
Содержание TEMPLOW YC
Страница 23: ...10 3 Diagrama el ctrico...
Страница 44: ...10 3 Electrical Diagram...