Rational iCombi Pro Original Installation Instructions page 4

6 Electrical connection ................................................................................................ 42
6.1 Regulations for the electrical connection .......................................................................... 42
6.2 Opening the electrical compartment.................................................................................. 44
6.3 Connecting the electrical devices to the power grid ..................................................... 47
6.4 Switching the power supply (USA and Canada only) ..................................................... 48
6.5 Conduit connection (USA and Canada only)..................................................................... 50
6.5.1 Making conduit connection ........................................................................................ 50
6.6 Connecting the gas devices to the power grid ................................................................ 52
6.7 Closing the electrical compartment .................................................................................... 52
6.8 Connecting the equipotential bonding .............................................................................. 53
6.9 Connected loads of different voltage types ..................................................................... 54
7 Network connection ................................................................................................ 59
7.1 Notes on the network connection....................................................................................... 59
7.2 Connecting the device to the network............................................................................... 59
8 Water connection ..................................................................................................... 60
8.1 Regulations for water connection ....................................................................................... 60
8.2 Connecting the water inlet .................................................................................................... 61
8.3 Notes on water treatment ..................................................................................................... 62
8.4 Selection of the water filter ................................................................................................... 62
9 Wastewater connection.......................................................................................... 64
9.1 Regulations for the wastewater connection..................................................................... 64
9.2 Connecting the wastewater drain ....................................................................................... 65
9.3 Additional ventilation of the drain section (optional)..................................................... 66
10 Gas connection for gas devices ............................................................................. 67
10.1 Gas connection regulations ................................................................................................... 67
10.2 Connecting the device to the gas supply........................................................................... 69
10.3 Gas consumption by gas type............................................................................................... 69
11 Flue gas connection for gas devices..................................................................... 71
11.1 Regulations for flue gas connection.................................................................................... 71
11.2 Flue gas connection type A3 and B23................................................................................ 72
12 Initial start-up............................................................................................................ 74
12.1 Before commissioning ............................................................................................................ 74
12.2 Performing a self test .............................................................................................................. 75
13 Maintenance............................................................................................................... 77
13.1 Maintenance notes ................................................................................................................... 77
13.2 Replacing air filters................................................................................................................... 77
14 Decommissioning..................................................................................................... 78
14.1 Notes on decommissioning................................................................................................... 78
14.2 Disposal ....................................................................................................................................... 78
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