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How to use the freezer
Unlocking the freezer
Before adjusting the settings, you must unlock the freezer.
1. Press "
" or "
" key, adjust the number to "06".
2. Press and hold "Set" key for 5 seconds, the "Locked" indicator turns off . The unit is in unlocked
mode, and can be set.
3. Press "Set" key again to select mode for setting the inner temperature, high temperature alarm and
low temperature alarm, and the corresponding indicator lights up as each function is selected.
Setting the inner temperature
1. In unlocked mode, press "Set" key to select "Inner Temp.", the temperature display fl ashes and
displays the setting value.
2. Then, press "
" or "
" key, adjust the temperature setting value .
Temperature setting range:-10 to -86℃ . Recommended temperature setting range:-40℃ to -86℃ .
3. After adjustment, do not touch the unit for 10 seconds. The unit automatically enters the locked
mode and the temperature display stops fl ashing which means the value set have been input into
computer. Otherwise, the setting is invalid. For example: Set the inner temperature to -80℃ .
4. After setting the inner temperature, the high temperature alarm and low temperature alarm will
automatically adjust to proper values accordingly.
If user has special requirements, follow the following steps to adjust the values manually.
Setting the high temperature alarm
1 .In unlocked mode, press " Set " key to select " High Temp. Alarm ", the temperature display
fl ashes and displays the setting value.
2. Then, press "
" or "
" key, adjust the high temperature alarm setting value.
Temperature setting range: at least +5℃ above the inner temperature.
3. After adjusting, do not touch the unit for 10 seconds. The unit automatically enters the locked
mode and the temperature display stops fl ashing which means the value set have been input into the
computer. Otherwise the setting is invalid. For example: If inner temperature is set to -80℃ , setting
the high temperature alarm to -75℃ is recommended.
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Setting the low temperature alarm
1. In unlocked mode, press "Set" key to select " Low Temp. Alarm ", the temperature display fl ashes
and displays the setting value.
2. Then, press "
" or "
" key, adjust the low temperature alarm setting value.
Temperature setting range: above -91℃ and at most -5℃ above the inner temperature.
3. After adjusting, do not touch the unit for 10 seconds. The unit automatically enters the locked
mode and the temperature display stops fl ashing which means the value set have been input into the
computer. Otherwise, the setting is invalid.
For example: Set the low temperature alarm to -91℃ .
Setting the security code
When used for the fi rst time, the security code to unlock the control is "06".
1. In unlocked mode. simultaneously press and hold "Set" key and "Silence" key for 5 seconds, the
temperature display shows "06".
2. Then, press "
" or "
" key, adjust the security code. The choices are from 05 to 30.
3. After adjusting, do not touch the unit for 5 seconds. The unit automatically enters the locked mode
which means the setting is valid. (Note: please remember your code.)
For example: Change the security code from 06 to 05.
Setting the start up delay timer
In order to reduce the startup power surge after a power outage, the Haier ULT incorporates a startup
delay feature which can alter the startup sequence of the compressors in the freezer.
1. In unlocked mode, simultaneously press and hold "Set" key and "
temperature display shows the factory default value of the time delay "01' (1 minute).
2. Then press "
" or "
" key, adjust the value. The choices are from 01 to 10 (1 to 10 minutes
are available).
For example: Change the time delay from 1 minute to 5 minutes.
" key for 5 seconds, the
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