Fantech VHR 704 Installation Manual

Also see for VHR 704: Operation manual Operation manual Operation manual Installation manual

Contents

Fantech VHR 704 Installation Manual Manual pdf 9 page image

9INSTALLATION EXAMPLES (CONT'D)Example diagram only-duct configuration may change depending on modelPartially Dedicated SystemStale air drawn from key areas of home (bathroom)Fresh air supplied to main living areas via the forced air system.NOTES:1.Furnace blower may be required to operate when HRV/ERV is on to provide good air distribution.2.Weatherhood arrangement is for drawing purposes only.3.Due to the differences in pressure between the HRV/ERV and the equipment it is being connected to, the HRV/ERV’s airflow should be confirmed on site, using the balancing procedurefound in the installation manual. If a release is required due to the furnace pulling too much air from the HRV/ERV, special care and attention is needed to its design.DIRECT CONNECTION of the SUPPLY AIR STREAM to the FURNACE COLD AIR RETURN(Stale air drawn from key areas of home)Building Codes and CombustionAppliance Installation Codes donot allow location of return airgrilles or any opening such as a“breathing tee” in an enclosedroom with spillage susceptiblecombustion appliances.NOTE* VHR 704 should bemounted with its duct connec-tions on top or similar.