3D Simulations

Practice real HVAC tasks in interactive 3D.

Free

Thermostat wiring

Connect the 4 wires to wire up a thermostat in interactive 3D.

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Dirty Filter

Diagnose the weak airflow and fix it.

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Blocked Supply

Diagnose the weak airflow and clear the block.

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Closed Supply Grilles

The house stays stuffy though the system runs. Find out why.

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Disconnected Flex Duct

One bedroom never gets comfortable while the rest of the house is fine.

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These topics will be available with a subscription.

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Thermostat won't turn on

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Doesn't react to temperature changes

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Shows incorrect temperature

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Won't turn on heating

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Won't turn off heating

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Won't turn on cooling

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Lost connection with boiler or controller

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Dead batteries (wireless models)

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Wiring connection errors

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3D Simulations

Thermostat wiring

Dirty Filter

Blocked Supply

Closed Supply Grilles

Disconnected Flex Duct

More simulations coming soon

Thermostat won't turn on

Doesn't react to temperature changes

Shows incorrect temperature

Won't turn on heating

Won't turn off heating

Won't turn on cooling

Lost connection with boiler or controller

Dead batteries (wireless models)

Wiring connection errors

Incorrect settings or software