Page 2 from 76 6 720 814 719 SM FP_Australia 2017/04 EN
Contents
1. INTRODUCTION ........................................................................................... 3
2. APPLIANCE DESCRIPTION ......................................................................... 3
2.1 APPLIANCE DESIGNATION...................................................................................................... 3
2.2 AVAILABLE ACCESSORIES ..................................................................................................... 4
3. INSTALLATION............................................................................................. 6
3.1 APPLIANCE FIXATION ON THE WALL ........................................................................................ 6
3.2 WATER CONNECTIONS........................................................................................................... 7
3.3 GAS CONNECTION ................................................................................................................. 7
3.4 APPLIANCE PERFORMANCE.................................................................................................... 7
4. COMPONENTS OVERVIEW......................................................................... 8
4.1 CONTROL PANEL................................................................................................................... 9
4.2 HEAT CELL WITH BURNER PIPES ........................................................................................... 12
4.3 GAS MANIFOLD ................................................................................................................... 13
4.4 FAN ................................................................................................................................... 15
4.5 GAS VALVE ........................................................................................................................ 15
4.6 HEAT EXCHANGER.............................................................................................................. 17
4.7 WATER INLET ASSY ............................................................................................................ 18
4.8 WATER TEMPERATURE SENSORS ......................................................................................... 18
4.9 BOX TEMPERATURE SENSOR ............................................................................................... 18
4.10 WATER FLOW SENSOR..................................................................................................... 23
4.11 IGNITION ELECTRODE ....................................................................................................... 24
4.12 IONIZATION ELECTRODE.................................................................................................... 25
5. WORKING PRINCIPLE / ELECTRIC MEASUREMENTS............................ 26
6. SERVICE..................................................................................................... 33
7. MAINTENANCE .......................................................................................... 50
8. TROUBLE SHOOTING................................................................................ 54
