Table Of Contents - Immergas AUDAX PRO 5 Instruction And Recommendation Booklet

INDEX
1 Safety precautions ............................................... 5
1.1 Hazard. .......................................................... 5
2 Unit specifications. ............................................. 6
2.1 Main dimensions.......................................... 6
2.2 Outdoor unit specifications. ....................... 6
3 Unit installation. ................................................. 7
3.1 Selecting the installation position of the
outdoor unit. ........................................................ 7
3.2 Locations where the unit cannot be
installed. ............................................................... 7
3.3 Minimum installation distances for
individual units. .................................................. 8
3.4 Minimum installation distances for more
than one unit. ...................................................... 8
3.5 Installing the outdoor unit. ............................... 9
3.6 Outdoor unit mount structure. .................. 9
3.7 Drainage. ..................................................... 10
3.8 Installing the unit in harsh climates. ....... 11
4 Electrical connections. ..................................... 12
4.1 General connection configuration. .......... 12
4.2 Power cable features. ................................. 12
4.3 Connection features between indoor and
outdoor units (commonly used). .................... 12
4.4 Terminal board features. ........................... 13
4.5 Supply voltage cable connection. ............. 14
5 Installing the chiller lines. ................................ 15
5.1 Chiller line geometric limits and
installation examples. ....................................... 15
5.2 Pipe cutting and flaring ............................. 16
5.3 Selecting chiller line insulation. ............... 17
5.4 Insulating the chiller lines. ........................ 17
5.5 Welding the pipes. ...................................... 17
5.6 Using Nitrogen. .......................................... 17
5.7 Pressure testing and leak check. ............... 18
5.8 Putting under drying vacuum. ................. 19
5.9 Topping up the coolant load. .................... 20
5.10 Adding coolant. ................................................. 20
5.11 Putting in the coolant. ...................................... 20
5.12 Important information on the coolant used . 20
5.13 Topping up the load. ......................................... 21
5.14 Service valve ...................................................... 21
6 Checking the earthing connection ................. 22
7 Micro-switch setting and key function .......... 23
7.1 Operating Test. ........................................... 23
7.2 Data display mode ..................................... 24
7.3 Micro-switch setting. ................................. 25
8 Pump down procedure. .................................... 26
8.1 Purpose of pump down. ............................ 26
8.2 Precautions to take before performing
pump down. ....................................................... 26
8.3 Precautions to take before performing
pump down. ....................................................... 26
8.4 Transferring the coolant into an external
tank before performing pump down. ............. 26
8.5 Recovering large quantities of coolant. ... 27
9 Completing installation. .................................. 28
9.1 Checks at the end of installation. ............. 28
9.2 Final checks and operating test ................ 28
10 Yearly unit check and maintenance. ............... 29
11 Troubleshooting. ............................................... 30
11.1 Fault codes. ................................................ 30