8. SWITCHING ON THE CAD HE 325/450/575
To start your CAD HE 325/450/575 unit use the following process:
1. Verify that all system components are correctly installed and connected:
Fresh air intake duct insulated and connected correctly (Do not use a fresh air
intake equipped with insect screen)
Fresh air and exhaust ducts insulated and connected correctly
Fresh air and exhaust vents connected
Flow regulators mounted in the right direction (if installed)
Air outlet using insulated duct and connected to the outside (Using a roof cowl or
outlet without an insect screen)
Insulated flexible ducts taut and large radius bends (if installed)
Check that the unused spigots on plenums are sealed (if installed) Condensation drain well
connected (siphon)
Check that all connections are sealed (on the CAD HE 325/450/575, on plenums and
vents) Check the setting of the power circuit breaker
2. Turn on the CAD HE 325/450/575.
3. Check the airflows.
36
35
