Ducting Connections
Read and observe the Warnings, Safety Information and Guidance.
The HRV unit has a labels with the icons indicating which port is which.
It is very important that ducting is connected to the correct ports in line with the icons below.
EXTRACT FROM DWELLING - This duct port is connected to the ducting that carries waste air from the ‘Wet Rooms’
to the HRV unit.
TO ATMOSPHERE - This duct port is connected to the ducting that carries the waste air to outdoors from the HRV
unit.
SUPPLY TO DWELLING - This duct port is connected to the ducting that carries the fresh warmed air to the
habitable rooms from the HRV unit.
FROM ATMOSPHERE - This duct port is connected to the ducting that carries fresh outdoor air to the HRV unit.
Wiring Connections Access
All wiring must conform to current I.E.E. Wiring Regulations and all applicable national standards and Building
Regulations. Read and observe the Warnings, Safety Information and Guidance.
The electronics compartment is mounted on top of the unit. The compartment has two removable lids, front & rear. The
front lid must always be removed before the rear lid; both lids are xed by four screws. All wiring must be routed into the
electronics compartment via the knock-outs and using cable glands or similar.
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