Haier HQM458BKNSS0 Manual Del Usuario página 33

● In the case of initial use, the refrigerator is not stable and will drone loudly. It is normal.
● The evaporator and pipeline will produce snaps due to thermal expansion and contraction when
the refrigerator is working. It is normal.
● The relays and other elements will act and produce clicks when the refrigerator starts and stops
working. It is normal.
③The internal temperature is not low enough
● Whether the temperature is set too high.
● The door not tightly closed or opened frequently or for excessively long period of time.
● The refrigerator is placed where it is exposed to direct sunlight or too close to such heat sources
as furnace and heating.
● Poor ventilation: Check whether the plates at both sides of the refrigerator or the steel plate on
the back is blocked or these places are dirty.
④ Loud noise
● Check whether the ground is level and the refrigerator is stably positioned.
● The refrigerator has produce noise because certain part is in contact with other objects or the
wall.
● Check whether power of the refrigerator is off.
⑤Operation of refrigerator keys fails
● Check whether power of the refrigerator is off.
● Check for improper key operation. Please operate properly according to the section "Function
introduction".
⑥ The temperature value indicated changes automatically
● The refrigerator compartment temperature indicated changes: it is normal in the operating
process of the refrigerator.
● The temperature indicated changes under the SMART mode: when the ambient temperature
changes, the refrigerator will automatically adjust the temperature. It is normal.
⑦Much frost formed on rear panel inside refrigerator compartment
● The temperature is not set properly. See "Manual adjustment of temperature".
● The door is not closed tightly or not closed with food bearing against it.
● The door is opened too frequently.
● Hot weather, high humidity and poor ventilation.
⑧The refrigerator body temperature is high
● Since the refrigerator dissipate heat through the plates on both sides, such parts will have high
temperature and it is normal.
● In the case of initial use, the refrigerator body temperature may be high due to long working
hours. It is normal.
⑨ The compressor runs for too long period
● In the case of initial use, it will run for a long time and it is normal.
● A large amount of food is put in the refrigerator one time for cooling.
● The weather is hot or door frequently opened.
● The door is not closed tightly.
● The temperature is set too low. See "Manual adjustment of temperature".
⑩The refrigerator body temperature is high and the lamp does not shine
● Check whether the lamp is damaged.