Troubleshooting - Panasonic MDF-U700VX-PB Operating Instructions Manual

TROUBLESHOOTING

If the unit malfunctions, check out the following before calling for service.
Malfunction
If nothing operates even
when switched on
An alarm system works
The cooling is poor
Dew condensation is
settled in the appearance
of the freezer.
Note:
If the malfunction is not eliminated after checking the above items, or the malfunction is not shown in the
above table, contact our sales representative or agent.
The unit is not connected to the power supply.
There is a power failure.
The fuse is blown or the circuit breaker is activated.
Investigate the following cause when an alarm display lamp and
buzzer sound are working.
When use starts.
Is temperature of the freezer chamber the value?
When it is using.
Were not you taking the condition that opened the change of the
temperature command and a door for a long time?
Did not you put the sample whose temperature was high in the freezer
chamber?
An alarm is canceled naturally when it is left in these cases.
The environmental temperature is too high.
The latch of inner door is not closed completely. The outer door
is not closed firmly. (The frost or ice between the cabinet and door
gasket possibly prevents door seal.)
The air intake vent is blocked.
The door is not shut tightly.
The inner door is not installed correctly.
The set temperature in the controller is not set properly.
The grille is blocked out.
The freezer is in the direct sunlight.
There is any heating source near the freezer.
A rubber cap and insulation for the access port are not set
correctly.
You put too many unfrozen articles into the freezer compartment.
When a stifling day lasts, or it sometimes dews in the exterior of the
freezer by the installation features. When humidity is high, it touches
the thing that water in the air is cold, and this is to the benefit that dew
condensation is settled, and it is not a trouble.
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Check/Remedy