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Constant air volume testing
• You can use the unit’s automatic airow adjustment
function to set external static pressure.
• Automatic airow adjustment is the volume of blow-off
air that has been automatically adjusted to the quantity
rated.
1. Make sure the test run is done with a dry coil. If the
coil is not dry, run the unit for 2 hours in FAN ONLY mode
to dry the coil.
2. Check that both power supply wiring and duct
installation have been completed. Check that any closing
dampers are open. Check that the air lter is properly
attached to the air suction side passage of the unit.
3. Set the parameters for automatic airow adjustment.
When the air conditioning unit is o, perform the
follwoing steps:
(To set external static pressure) (some models)
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