DE DIETRICH AFC 18 - AFC 24 - AFC 30 - Manual (Page 3)

4.4 Installation shutdown .........................................23
4.5 Antifreeze protection ..........................................23
5 Checking and maintenance .....................................................................25
5.1 General instructions ...........................................25
5.2 Periodic checks ..................................................25
5.3 Filling the system ...............................................26
5.4 Bleeding the heating system .............................28
5.5 Draining the installation .....................................30
6 Troubleshooting .......................................................................................31
6.1 Anti-hunting ........................................................31
6.2 Messages (Code type Bxx or Mxx) ....................31
6.3 Faults (Code type Lxx or Dxx) ...........................33
7 Technical specifications ..........................................................................38
7.1 Technical specifications ....................................38
7.1.1 Boiler specifications ..............................................38
8 Energy savings .........................................................................................40
8.1 Energy-saving advice .........................................40
8.2 Recommendations ..............................................40
9 Warranty ....................................................................................................41
9.1 General ................................................................41
9.2 Warranty terms ...................................................41
Contents
2 09/01/2014 - 300026440-001-03