Contents
General remarks 5
Information about these instructions 5
Security 7
General risk sources 7
Personnel qualification 9
What to do in case of danger 9
Installation site requirements 11
Installation site requirements for certain components 12
Footprint requirements 13
Foundation 15
Unit assembly 21
Lifting jack 21
Sound reduction 21
Vibration damping 21
Casing connection 23
Fastening to on-site beams 25
Connection of AHUs with roof rack frame 26
Transport lugs/transport loops 29
Unit connection 29
Air openings down 31
Door 32
Condensate, drain and overflow lines 33
Weatherproof unit 39
Filter component 55
Filter installation 55
Filter monitoring 59
Fan 61
Transport lock 61
Plug fan 63
Heat recovery systems (HRS) 64
Rotary heat exchanger 64
Run around coil 65
Heating coil, cooling coil, and electric heater 66
Heating coil 66
Steam heater 66
Cooling coil 66
Coil connection 67
Electric heater 68
Dampers 69
Damper 69
Pressure relief damper 69
Humidifier 71
Circulating water spray humidifier (low pressure) 72
Fresh water spray humidifier (high pressure) 75
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