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Thank you that you have decided on Helios ventilation system with heat recovery.
Read the information summarised in the operation and installation instruction
before the Helios unit is put into operation.
In addition, you will find information about the maintenance and care which serves
the proper functioning and conservation of value of your Helios unit.
INTRODUCTION
General informations.............................................................
Main parts and optional equipment........................................
Functions.. ............................................................................
Mounting – Location of KWL EC 500 Eco ................................
Duct connections ...................................................................
Condensing water connection ................................................
Electrical connections for KWL EC 500 Eco .............................
Mounting 4-level operating switch ..........................................
Differential pressure switch DDS (optional) .............................
Condensate removal via ball siphon ......................................
Bypass function .....................................................................
Heat recovery defrosting ........................................................
Maintenance display..............................................................
Part list KWL EC 500 Eco........................................................
Fan performance...................................................................
KWL EC 500 Eco measuring points.........................................
Sound pressure level..............................................................
ELECTRICAL CONNECTIONS
Wiring ..................................................................................
Filter and heat recovery cell....................................................
Fans ....................................................................................
Condensing water outlets.......................................................
Cleaning work .....................................................................
Symtom/Cause/Alarms..........................................................
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