64
/
88
1.E0
alarm
Ring
temperature
sensor
input
voltage
≥
4.9V,
the
sensor
open;
≤
0.1V,
the
short
‐
circuit
1.Check
the
ambient
temperature
sensor
terminal
plug
bad
or
falling;
sensor
for
damage
2
Check
the
display
board
sensor
connector
terminals
are
loose
or
poor
contact;
whether
the
display
panel
damage
2.E1
alarm
When
the
condenser
sensor
input
voltage
≥
4.9V,
the
sensor
open;
≤
0.1V,
the
short
‐
circuit
1.Check
the
ambient
temperature
sensor
terminal
plug
bad
or
falling;
sensor
for
damage
2
Check
the
display
board
sensor
connector
terminals
are
loose
or
poor
contact;
whether
the
display
panel
damage
3.E2
alarm
Main
sensor
input
voltage
≥
4.9V,
the
sensor
open;
≤
0.1V,
the
short
‐
circuit
1.Check
the
main
sensor
terminal
plug
bad
or
falling;
sensor
for
damage
2
Check
the
main
control
board
sensor
plug
terminal
is
loose
or
poor
contact;
master
plate
for
damage
4.E3
alarm
Heat
exchanger
sensor
input
voltage
≥
4.9V,
the
sensor
open;
≤
0.1V,
the
short
‐
circuit
1.Check
the
heat
exchanger
sensor
terminal
plug
bad
or
falling;
sensor
for
damage
2
Check
the
main
control
board
sensor
plug
terminal
is
loose
or
poor
contact;
whether
the
display
panel
damage
3.
Replacement
spare
sensor
4.
"E3",
long
press
to
"beep
cancel"
after
5
seconds,
"E3"
alarm
will
disappear
when
the
alarm.
The
temperature
stage
one
minute
after
the
start
of
the
Low
Temperature
startup
5.
The
condenser
dirty,
alarm
Condenser
probe
perception
of
condenser
temperature
minus
the
difference
in
ambient
temperature
≥
13
°
C
(for
five
minutes),
alarm
occurred
1.Open
the
front
grille
and
clean
the
filter
2.Check
whether
the
condenser
probe
away
from
the
condenser
outlet
too
close
3.The
condenser
probe
take
Changuo
processing
tape
6.
Battery
low
alarm
≤
10.5V
battery
power,
battery
low
alarm
1.Investigation
and
whether
the
battery
have
expired
2
the
troubleshoot
battery
switch
on
terminal
block
whether
the
patch
well
or
switch
is
damaged
3.Investigation
and
charging
circuit
is
normal:
strong
power
after
five
minutes
on
the
refrigerator,
the
test
master
board
battery
terminal
voltage
output,
the
output
voltage
should
be
≤
5V
Summary of Contents for DW-86L338
Page 7: ...7 88 Product appearance DW 86L388 486 628 728 828...
Page 8: ...8 88 DW 86L288 DW 86L338 388A...
Page 9: ...9 88 DW 86L490 DW 86W100...
Page 10: ...10 88 DW 86W420...
Page 11: ...11 88 Dimensions DW 86W100...
Page 12: ...12 88 DW 86L490...
Page 29: ...29 88 product nameplate For example DW 86L338...
Page 55: ...55 88 PICTURE 2 PICTURE 3 PICTURE 4 U Unit Pa 3Pa...
