User`s manual

3 Slide the heat recovery exchanger out along the guide rails.

4 Clean the heat recovery block by warm water (max. 60-70°C) with detergent and let it dry.

5 Fit the heat recovery exchanger back in the same position. Install the cover

Cleaning the heat recovery exchanger of DUPLEXVENT RB3 warm air units

1 Disconnect the warm air unit from power supply by switching off the upstream circuit breaker.

2 Open the door.

3 Loosen the clips that hold the exchanger cover in place and remove it (hold with your hand, otherwise the cover

might fall down due to its overhead position!!!)

4 Slide the heat recovery exchanger out along the guide rails (hold with your hand – overhead handling!!!).

5 Clean the heat recovery block by warm water (max. 60-70°C) with detergent and let it dry.

6 Fit the heat recovery exchanger back in the same position, fit the cover and secure