Citizservicemanual
4
9 Func tion tests .................................................................................................130
9.1 Safetyinstructions ........................................... .............................................. .130
9.2 Requiredequipment ........................................ .............................................. .130
9.2.1 Overv iew .................................. ..................................... ........................ 130
9.2.2 Pressureadapt er ...................................................... ............................131
9.3 Measureflowrate......... ............................................... ................................... 132
9.4 Pressureandleakagecheck s ................................ ............................. ........... 133
9.4.1 Preparations............ ............................................................................ ..134
9.4.2 Testrun....... ............................................................................ ..............135
9.5 Measurecoffeetemperatu re. ........................... ................................ .............. 136
9.6 Milkfrothertests. ............................................. .............................................. .138
9.6.1 Mea surehotmilktemperature ....... ............................................. ..........138
9.6.2 Measuremilk frothratio ..................................... ................................... 138
9.7 NTCtemperaturesensor functionality......................... ................................... 139
9.8 Protectiveearth(PE)co ntinuitytest................ .............................................. .141
9.8.1 What coffeemachinehast obetestedandwhen? .. ............................. 141
9.8.2 General ..... .................................................... ........................................ 141
9.8.3 Testseque nce ................................................... ................................... 142
9.8.4 Whattodoiftheprotectiv eearthcontinuitytestfails.......................... ..143
9.9 Protectiveinsulationtest ........ ........................................ ................................ 144
9.9.1 What coffeemachineshavetobet estedandwhen? .................. .........144
9.9.2 General ..... .................................................... ........................................ 144
9.9.3 Testseque nce ................................................... ................................... 145
9.9.4 Whattodo iftheinsulationtestfails .................... .................................147
10 Expl os ion Draw ing s......................................................................................14810.1 ModelCitiz,coreunitD range(EF483)................ ....................................... 148
10.2 ModelCitiz,coreunitC range(EF484)................ ....................................... 149
10.3 ModelCitiz&milk,co reunitDrange(EF485) ...................................... ......150
10.4 ModelCitiz&milk,co reunitCrange(EF486) ...................................... ......151
10.5 ModelCitiz&Co,coreun itDrange(EF487)....... ....................................... 152
10.6 ModelCitiz&Co,coreun itCrange(EF488)....... ....................................... 153
11 Parts Li st ..........................................................................................................154
12 Notes .................................................................................................................158