
6
2.6 COMMISSIONING.............................................................................................................................. 35
3USE OF APPLIANCE ................................................................................................................................ 35
3.1 OPERATING INSTRUCTIONS........................................................................................................... 35
3.2 PREVENTIVE ROUTINES/MAINTENANCE FOR THE OPERATOR................................................ 35
CLEANING.................................................................................................................................. 36
4DETAILED APPLIANCE AND COMPONENTS DESCRIPTION/FUNCTIONING.................................... 38
4.1 EQUIPMENT FUNCTIONING ............................................................................................................ 38
GAS SYSTEM............................................................................................................................. 38
ELECTRIC SYSTEM................................................................................................................... 39
4.2 COMPONENTS TECHNICAL DESCRIPTION/FUNCTIONING......................................................... 40
GAS SUPPLIED APPLIANCES.................................................................................................. 40
4.2.1.1 GAS VALVE 700................................................................................................................. 41
4.2.1.2 GAS VALVE 900................................................................................................................. 44
4.2.1.2.1 MODULATING & ON/OFF .............................................................................................. 45
4.2.1.3 PILOT & THERMOCOUPLE INTERRUPTED 700 & 900 .................................................. 46
4.2.1.4 IGNITER 700 & 900............................................................................................................ 49
4.2.1.5 BURNER & AERATOR 700 & 900..................................................................................... 49
4.2.1.6 SAFETY THERMOSTAT 700 & 900 .................................................................................. 50
ELECTRIC SUPPLIED APPLIANCES........................................................................................ 51
4.2.2.1 SELECTOR 700 & 900....................................................................................................... 52
4.2.2.2 WORK THERMOSTAT 700 & 900 ..................................................................................... 53
4.2.2.3 SAFETY THERMOSTAT 700 & 900 .................................................................................. 53
4.2.2.4 LEDS 700 & 900................................................................................................................. 53
4.2.2.5 HEATING ELEMENT 700 & 900 ........................................................................................ 54
4.2.2.6 TERMINAL BOARD 700 & 900 .......................................................................................... 54
5TROUBLESHOOTING............................................................................................................................... 55
5.1 INTRODUCTION ................................................................................................................................ 55
5.2 THERMOCOUPLES FLAME POSITION............................................................................................ 57
5.3 AGING OF THERMOCOUPLES ........................................................................................................ 57
6SERVICING THE APPLIANCE.................................................................................................................. 59
6.1 LIST OF NEEDED TOOLS................................................................................................................. 59
6.2 REPLACING EQUIPMENT COMPONENTS...................................................................................... 60
6.3 DISASSEMBLY/REASSEMBLE OF COMPONENTS........................................................................ 60
CONTROL PANEL...................................................................................................................... 60
GAS COMPONENTS
.................................................................................................................... 61
6.3.2.1 GAS VALVE........................................................................................................................ 62
6.3.2.1.1 700 .................................................................................................................................. 62
6.3.2.1.2 900 .................................................................................................................................. 63
6.3.2.2 THERMOSTAT & SAFETY THERMOSTAT BULB - 700 & 900 ........................................ 64
6.3.2.3 PILOT ASSEMBLY 700 & 900 ........................................................................................... 65
6.3.2.4 IGNITER 700 ...................................................................................................................... 65