Haier BD-478A Manual do Utilizador descarregar pdf (Página 56)

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sensing parts of thermometers, and put the bottom end of gauze into

distilled water) under the blowing of wind with the speed of 2.5-3m/s.

Record the temperature of dry bulb thermometer, and calculate the relative

humidity using the <<Relative humidity referring table for environment

test>> GB6999-86.

(7) Cooling speed

Leave the freezer at test room, room temperature is 32℃ , the inner

temperature of freezer gets balance with room temperature (temperature

difference +-1K). Close freezer door and let the freezer running

continuously. Record the time needed for storage temperature t

to reach

(max) in accordance with table 13-3, cooling temperature t

to reach +14

℃, and the time the freezing temperature reaches the corresponding star

level. According to standard, 250L below freezer will not exceed 2h;

250L-500L freezers will not exceed 3h.

(8) Freezing ability

The freezing ability of freezer shall not be less than 90% of rated ability.

MAINTENANCE SERVICE AND TROUBLE SHOOTING

Maintenance Service and Trouble Shooting

(9) Electricity consumption

Leave the freezer at test room, climate temperatures are: SN, N, and ST

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Haier BD-478A Manual do Utilizador Página 56