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FREEAIR3IN
© STULZ SpA – all rights reserved EN/02.2018
Table of contents
1.Safety directions ...................................................................................................7
1.1.Personnel qualification and training ...................................................................................................... 7
1.2.Danger in case of failure to comply with safety instructions......................................................... 7
1.3.Work in safety................................................................................................................................................ 7
1.4.Maintenance, inspection and monitoring of the plant ..................................................................... 8
1.5.Independent conversion and manufacture of replacement parts............................................... 8
1.6.Unacceptable operating methods.......................................................................................................... 8
2.Unit identification..................................................................................................8
3.Components and operating principle ..................................................................10
3.1.Intended and non-intended use............................................................................................................10
3.2.Component lay-out....................................................................................................................................11
3.3.Working modes...........................................................................................................................................13
3.4.Mechanical components..........................................................................................................................13
3.5.Motors ............................................................................................................................................................13
3.6.Control, monitoring and safety components.....................................................................................13
4.Unpacking and inspection ...................................................................................16
4.1.Lifting and transport..................................................................................................................................16
4.2.Storage ..........................................................................................................................................................17
4.3.Removal of packing...................................................................................................................................17
5.Installation...........................................................................................................17
5.1.Positioning and mechanical installation..............................................................................................18
5.2.Electrical connections ..............................................................................................................................20
6.Start-up ...............................................................................................................22
6.1.Controller setting........................................................................................................................................22
6.2.Functional checks ......................................................................................................................................22
6.3.Other tests (facultative)............................................................................................................................23
6.4.Shutdown ......................................................................................................................................................23
7.Maintenance ........................................................................................................24
7.1.Safety instructions .....................................................................................................................................24
7.2.Preventative maintenance schedule ...................................................................................................24
7.3.Cleaning / replacement of components ............................................................................................25
7.4.General appliance cleaning procedures.............................................................................................25
8.Information on residual hazards and emergency situations.................................26
8.1.General safety provisions ........................................................................................................................26
8.2.Hazards arising from the product coming into contact with things or persons....................26
8.3.Hazards arising from electrical faults..................................................................................................26
8.4.Fire hazards and toxic substances.......................................................................................................27
9.Uninstalling and disposal of the unit ...................................................................28
10.Technical data and drawings .............................................................................29
