123
INDEX
08 ELECTRIC COMPONENTS ..............123
8.1 CONTROL UNIT..............................124
8.1.1 CONTROL UNIT LEDS .............................128
8.2 CONTACTOR................................129
8.3 STATIC RELAY...............................130
8.4 TRANSFORMER .............................. 131
8.5 PRESSURE TRANSDUCERS .....................133
8.5.1 REMOVAL OF THE WATER PRESSURE TRANSDUCER .....133
8.5.2 REMOVAL OF
THE STEAM BOILER PRESSURE TRANSDUCER ...........134
8.6 GROUP COVER AND SERVICE BOARD ............135
8.7 SERVICE KNOB ..............................137
8.8 WATER TANK PRESENCE SENSOR................138
8.9 LIGHTS ....................................139
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