63
THE HEATING SYSTEM
Operating Instructions ................................................................................................... 64
Gas Heating ....................................................................................................................... 64
Electric Heating ............................................................................................................... 65
Domestic Hot Water ........................................................................................................ 65
Draining Fresh Water ...................................................................................................... 66
Heat Transfer Fluid .......................................................................................................... 66
Filling .................................................................................................................................. 66
Central Heating ................................................................................................................ 67
Circulation Pump ............................................................................................................. 67
Air Lock .............................................................................................................................. 68
LPG Safety ......................................................................................................................... 68
Flue ..................................................................................................................................... 69
Maintenance...................................................................................................................... 69
Winter ................................................................................................................................. 70
Truma Combi 4E .............................................................................................................. 78