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TROUBLESHOOTING
If the unit malfunctions, check the following potential causes before calling for service.
In
the case of
inadequate refrigeration or freezing, transfer the stored items to another freezer before checking.
If
nothing
operates even
when
the
unit
is
plugged
in
1.
The unit
is
not connected to the power supply or capacity
of
power source
is
not enough.
2. There is a power failure, the fuse
is
blown,
or
the circuit breaker
is
activated.
When
the
unit
does
not
accept
changes
of
set-point
temperature
1.
The key lock
is
not "OFF". See page 15 for "key lock."
When alarm
is
activated
On start-up
1. The temperature
in
the unit does not match set value.
In
use
1. The door was kept open for a long time.
2. The set value was changed.
3. Vessels containing a high temperature load were put
in
the unit.
In
these cases, the alarm may be deactivated automatically
by
running the unit for several hours.
When
the
unit
does
not
cool
adequately
1. The air exhaust vent
is
blocked by freezer contents.
2. A
large amount of warm objects was put
in
the unit.
3. Some heat sources
in
the unit.
4. The door
is
opened frequently.
5. The ambient temperature
is
too high.
6. The unit
is
in
direct sunlight.
7. The door
is
not securely closed.
8. The door seal
is
damaged or foreign substance inserted between the door gaskets.
9.
Check the "offset," to make sure set temperature
is
not offset. See page
14
for "offset."
DISPOSAL OF UNIT
&WARNING
If the unit
is
to be stored unused
in
an
unsupervised area for
an
extended period ensure
that
children
do
not
have access and
that
doors
cannot
be
closed
completely.
The
disposal
of
the
unit
should
be performed
by
appropriate
personnel.
Always
remove
doors
to
prevent accidents such as suffocation.
18
English