Savin SDC306 Instruções de Operação descarregar pdf (Página 52)

Installation and Operating Instructions

SDC 306 1316BED036-11B-E Date 06/09

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12 R

ECTIFICATION OF FAULTS

There are basically two kinds of system fault:

• Faults that are recognised by the control unit and which it can therefore indicate

• Faults that cannot be indicated by the control unit

12.1 Faults with error message

Error display Possible causes Action

Flashing

• Sensor cable

interrupted

• Sensor defective

 Check cables

 Check sensor resistance value,

replace sensor if necessary

Flashing

• Short circuit in sensor

wiring

• Sensor defective

 Check cables

 Check sensor resistance value,

replace if necessary

Circulation error:

no flow rate

Flashing

Additionally in the case of

energy yield metering:

• Error in pump

connection

• Pump defective

• Air in the system

• Flow rate counter

defective

• Connection to flow rate

meter defective

• Sensor cable

interrupted

• Sensor defective

 Check cabling

 Replace pump

 Bleed system

 Check whether, when the system is

running, the impeller wheel of the

meter moves (if visible)

 Check cables

 Check sensor resistance value,

replace sensor if necessary

Legionella error:

no flow rate

flashing

• Error executing anti-

legionella function

 Contact your fitter or supplier

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