Immergas AUDAX TOP, Instruction And Recommendation Booklet

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INDEX
Immergas S.p.A. declines all liability due to printing or transcription errors, reserving the right to make any modifications to its technical and commercial
documents without prior notice.
1 Introduction ...............................................5
1.1 Introduction. ..............................................5
1.2 Safety. ..........................................................5
1.3 Preliminary checks. ...................................9
1.4 Dimensions, service spaces. ...................10
1.5 Technical and electrical data of the Audax
Top 18-21 ErP units. ...............................12
2 Installing the unit. ...................................14
2.1 Generalities. .............................................14
2.2 Appliance handling and positioning. ...14
2.3 Hydraulic connections. ..........................16
2.4 Electrical connections. ...........................20
2.5 Water flow rate adjustment. ...................21
2.6 Remote panel main dimensions. ..........24
2.7 Remote panel installation operations. ..24
2.8 Commissioning mode. ...........................25
2.9 Checks before starting the unit. ............25
3 Installing the system. ..............................26
3.1 Customer main electrical connection
through terminal board. .........................26
3.2 Remote panel. ..........................................27
3.3 System use. ...............................................27
3.4 Comfort / economy / manual operation. .
28
3.5 Operation with external probe. .............28
3.6 Clock and programs................................28
3.7 Settings menu. .........................................29
3.8 Fault and anomaly signals. .....................30
3.9 Alarms description..................................31
3.10 Programming. ..........................................35
4
Operation. ................................................41
4.1 Unit range. ................................................41
4.2 Operating mode. .....................................41
4.3 Main system components. .....................44
5 Maintenance. ...........................................48
5.1 Standard maintenance. ...........................48
5.2 Tightening torques for the main electrical
connections. .............................................49
5.3 Tightening torques for the main screws
and bolts. ..................................................49
5.4 Air heat exchanger. .................................49
5.5 Water heat exchanger maintenance. .....49
5.6 Unit maintenance. ...................................49
5.7 Coolant volume. ......................................49
5.8 R-410A features. ......................................50
6 Start-up checklist of the Audax Top 18-21
ErP unit heat pumps (to be used for the
work archive). ..........................................51
6.1 General information. ..............................51
6.2 Checks to be performed before starting
the unit. ....................................................51
6.3 Checks to be performed during unit
operation. .................................................52
6.4 Checks to be performed during
maintenance. ............................................52
6.5 Product fiche (in compliance with
Regulation 811/2013). ............................53
6.6 Parameters for filling the package fiche. 67