Phcbi MPR-S150H Series, Руководство по эксплуатации

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TROUBLESHOOTING
If the unit malfunctions, check out the following before calling for service.
<Attention>
If the malfunction is not resolved after checking the following items or if the malfunction is not shown in
the table below, contact our sales representative or agent.
Malfunction Check/Remedy
If nothing operates even
when plugged in □ The unit is not connected to the power supply properly.
□ The capacity and voltage of power supply is not sufficient.
□ There is a power failure.
□ The circuit breaker on the supply circuit is activated.
□ The fuse on the supply circuit is blown.
□ The circuit breaker switch is OFF.
□ The standby key is not pressed.
□ The plug on the unit side is not connected properly.
The alarm is activated
at start-up  The alarm status is kept until the chamber temperature reaches the
set temperature.
The alarm is activated
during operation □ The unit is not connected to the power supply properly.
□ The capacity and voltage of power supply is not sufficient.
□ There is a power failure.
□ The circuit breaker on the supply circuit is activated.
□ The fuse on the supply circuit is blown.
□ The chamber temperature setting was changed.
□ The door was kept opened for a long time.
□ The items of high temperature (load) were put in the chamber.
□ The door is opened.
No key operation is
available □ The key lock is set in ON.
→ Set the key lock in OFF [page 24].
During the setting mode,
the mode returns to the
temperature display mode  The setting mode returns to the temperature display mode
automatically when 90 seconds has passed without any key operation
(auto-return function).
Noisy □ The floor is not sturdy.
□ The installation site is not level.
□ The refrigerator is tilted.
□ The cabinet contact the surrounding wall.
When chamber does not
get cold enough □ A large amount of items or warm product was put in the chamber.
□ The door is frequently opened.
□ The setting of chamber temperature is high.
□ The unit is in direct sunlight.
□ The unit is not installed in the installation site specified in this manual.
□ The ventilation around the unit is blocked.
□ There is a nearby heat source.
□ The ambient temperature is too high.
→ The allowable ambient temperature is between -5
o C and 35 o C.
□ The stored items is too much.
□ The air exhaust vent is blocked up with storage items.
□ The access port is not covered.
→ The access port should be covered with the insulation and rubber
caps when no use.
□ The door gasket is damaged.
→ If it is damaged, contact our sales representative or agent for
replacement.
□ Any foreign substance is located between door gaskets.
Note:
Keep an electric product which emits an electromagnetic wave away from this unit. A noise from an
electromagnetic wave may cause malfunction to this unit.