Reverse Supply Air/Extract Air Side (Only -D Version); Configurations - S&P CADB HE ECOWATT Series Manual

6.7. REVERSE SUPPLY AIR/ EXTRACT AIR SIDE (only -D version)
In models CADB-HE-D 04 to CADB-HE-D 33 it is possible to reverse the supply and extract air sides.
To carry on this modifi cation it is necessary to remove the by-pass chanel and mount it in opposite
sense, as indicated in the image heresequence below:
Fig. 1
Fig. 4
1. Disconnect the heat recovery unit.
2. Remove the side panel (fi g.1).
3. Extract carefully the bypass (fi g.2).
4. Disconnect the electrical connector that feeds the bypass.
5. Turn the bypass according to image (fi g.3 and 4).
6. Reconnect the electrical power connector of bypass.
7. Place the bypass in its housing again (fi g.5), close the panel and start up the unit.

6.8. CONFIGURATIONS

CADB/T-HE D/DI/DC ECOWATT standard confi guration
From these confi gurations there are multiple variables that can be performed by the professional
installer quickly and easily.
Panel replacement process
The CADB-HE heat recovery units are available in two confi gurations LH, RH in horizontal models
and LV, RV in vertical models.
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Fig. 2
Fig. 5
Fig. 3