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12.3.9 Evaluation of the Performance
Operate the unit at cooling/heating operation
mode for fifteen minutes or more.
Measure the temperature of the intake and
discharge air.
Ensure the difference between the intake
temperature and the discharge is more than 8°C
during Cooling operation or more than 14°C
during Heating operation.
Discharge air
12.3.10 Installation of Air Purifying Filter
1 Open the front panel.
2 Remove the air filters.
3 Put the air purifying filter into place as shown
in illustration at right.
Air fi lter
Air purifying filter 7
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