IBC AHU Series, Installation & Operating Manual, Page: 47 / 75

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3.0 Operation
Once installation of the appliance is completed, and before operating the appliance, review the
following guidelines:
Checklists for electrical conditions, ducting and water connections
Default settings
Default fan speed settings
Sequence of operation
LED status indicators.
Operating the appliance with a mobile app
Using the app to view the appliance's settings
3.1 Checklist for electrical conditions, ducting and water
connections
Checking electrical conditions Check
Ensure the power supply to the air handling appliance is 120V 15A circuit.
The appliance is not designed to work with 208-240V. If connected to 208-240V, electrical
damage will result, and the appliance or components may need to be replaced.
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Check all line voltage electrical connections to ensure all connections are correct and tight.
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Check thermostat connections.
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Thermostat is in a suitable location.
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Checking supply and return water piping connections Check
All connections are pressure tested and leak-free.
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All piping flushed to ensure all air is removed.
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Check valve is installed and the external pump is flowing in the correct direction.
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Boiler / water heater is installed as per the manufacturer's instructions and is safe to operate.
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Checking ducting connections Check
All connections are pressure tested and leak-free.
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All duct work is sized correctly and joints are sealed.
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All supply air dampers and registers are opened.
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Duct insulation is installed and sealed as required.
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Inspect the filter, return air ducting and registers to ensure free air movement.
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