10
②
Please connect the freezer to the power supply,
turn on the protector located on the right of the
freezer (as in the illustration on the right), and then
turn on the battery switch.
③
If the unit has a backup cooling system (optional),
turn off the backup system.
④
Set the unit to a desired temperature: Do not load the unit with any samples. Power up the
unit to let it run down to -60
℃
. Let it run at -60
℃
for 8 hours then lower it to -80
℃
. Observe the
unit performance for 24 hours for normal cycling to ensure that it is working properly.
⑤
Once the unit is confi rmed to be operating properly, it is ready to be loaded with samples.
In principle, the freezer unit should be set at about 3
℃
above the desired temperature. For
example, if the storage temperature is -60
℃,
set the unit at -57
℃
. Load the unit with samples
in batches of less than 1/3 of the unit's capacity .Make sure that the unit is capable of cycling for
more than 8 hours.
⑥
If the unit has a backup cooling system (optional), turn it on.
When the unit is started for the fi rst time, please follow the procedures below.
①
While keeping the unit empty, plug in the power
cord to a dedicated power socket that meets all
requirements.
Initially Powering Up
Protector
39
2.Removal of the battery
•Turn off the power of the unit and unplug the power cord from the socket.
•Use a screwdriver to remove the screws on the side panel and take down the side panel.
•Unplug the connecting terminals from the battery.
•Remove the bracket that fastens the battery Remove the battery.
•Follow regulations to recycle the battery or discard it properly.
After interruption of power supply, the battery can maintain the standby time of the
touch screen for 22 hours(DW-86L579BPT/729BPT/829BPT/959BPT/959W/828W).
When changing the battery, you must make sure that the brown wire connects to the positive
pole of the battery, and the blue wire connects to the negative pole of the battery.The polarity
must not be reversed. Incorrect polarity can damage the main control board so that it cannot
charge the battery.
To prevent electrical shock, only a qualifi ed technician should replace the battery.
The Haier freezer is equipped with a rechargeable battery. This battery is recyclable. When the
battery reaches the end of its life, please contact a local recycling organization for inspection or
properly discard the battery.
1.Location of the battery
The battery in the electric cabinet is for the power outage alarm.lt is located inside the control box
of the right side of the unit.
Recycling the Rechargeable Battery
Caution
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