DeLonghi C120 User Manual download pdf (Page 130)

Citizservicemanual

130

F U N C T I O N  T E S T S

9 F U N C T I O N  T E S T S

9.1 Safetyinstructions

Somefunctiontestsareperformedwithanenergized,partlyopenedcoffeemachine.

9.2 Requiredequipment

9.2.1 Overview

Tosimplifymatters,

themodelCitizwith

coreunit"Crange"is

usedtoexemplifythrough

outthischapter.

Dangerofelectrocution!

Mainsvoltageinsidethecoffeemachine.

Donottouchanylivepartwhileperformingtests.

Dangerofburns!

Hotpartsandwaterunderpressureinsidethecoffeemachine.

Donottouchanyhotpartswhilecheckingforleakages!

Alwayswearprotectivegoggles.

Symbolicillustration

offunctiontestequip

ment.

1) Pressuregauge

(EFRno.16195)

2) Citizpressuregaugeadapter

3) Digitalmultimeter

(forNTCtemperaturesensortest)

4) Electronicthermometer

(ordigitalmultimetersuitablefortemper

aturemeasurement)

5) Timer

6) Measuringbeaker

7) Testequipmentforprotectiveearthcon

tinuitytestandprotectiveinsulationtest

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DeLonghi C120 User Manual Page 130