Ariston 47-116-17 installation instructions Fault Finding

TABLE OF CONTENTS

1.SERVICING INSTRUCTIONS

1.1REPLACEMENT OF PARTS

1.2TO GAIN GENERAL ACCESS

-Lowering the control panel and removing the front panel

-Removing the side panels

1.3ACCESS TO THE COMBUSTION CHAMBER

-Removing the sealed chamber front cover

-Removing the fan

-Removing the burner

-Removing the electrodes

-Removing the heat exchanger inspection panel

-Removing the condensate collector

-Removing the condensate trap

-Removing the injector

1.4ACCESS TO THE GAS VALVE

-Removing the gas valve

1.5ACCESS TO THE WATER CIRCUIT

-Removing the D.H.W. (secondary) exchanger

-Removing the safety valve

-Removing the automatic air vent

-Removing the main circuit flow switch

-Removing the diverter valve actuator

-Removing the D.H.W. flow switch

-Removing the pump

-Removing the pressure gauge

-Removing the expansion vessel

-Removing the D.H.W. temperature sensor (N.T.C.)

-Removing the C.H. flow temperature sensor (N.T.C.)

-Removing the C.H. return temperature sensor (N.T.C.)

1.6ACCESS TO THE CONTROL SYSTEM

-Checking the fuses

-Removing the time clock

-Removing the P.C.B.s

2.FAULT FINDING

2.1FAULT FINDING GUIDE (FLOW-CHART)

3.ELECTRICAL DIAGRAMS

4.SHORT SPARE PARTS LIST

2