Citizservicemanual
4
9 Func tion tests .................................................................................................130
9.1 Safetyinstructions ........................................... .............................................. .130
9.2 Requiredequipment ........................................ .............................................. .130
9.2.1 Overv iew .................................. ..................................... ........................ 130
9.2.2 Pressureadapt er ...................................................... ............................131
9.3 Measureflowrate......... ............................................... ................................... 132
9.4 Pressureandleakagecheck s ................................ ............................. ........... 133
9.4.1 Preparations............ ............................................................................ ..134
9.4.2 Testrun....... ............................................................................ ..............135
9.5 Measurecoffeetemperatu re. ........................... ................................ .............. 136
9.6 Milkfrothertests. ............................................. .............................................. .138
9.6.1 Mea surehotmilktemperature ....... ............................................. ..........138
9.6.2 Measuremilk frothratio ..................................... ................................... 138
9.7 NTCtemperaturesensor functionality......................... ................................... 139
9.8 Protectiveearth(PE)co ntinuitytest................ .............................................. .141
9.8.1 What coffeemachinehast obetestedandwhen? .. ............................. 141
9.8.2 General ..... .................................................... ........................................ 141
9.8.3 Testseque nce ................................................... ................................... 142
9.8.4 Whattodoiftheprotectiv eearthcontinuitytestfails.......................... ..143
9.9 Protectiveinsulationtest ........ ........................................ ................................ 144
9.9.1 What coffeemachineshavetobet estedandwhen? .................. .........144
9.9.2 General ..... .................................................... ........................................ 144
9.9.3 Testseque nce ................................................... ................................... 145
9.9.4 Whattodo iftheinsulationtestfails .................... .................................147
10 Expl os ion Draw ing s......................................................................................148
10.1 ModelCitiz,coreunitD range(EF483)................ ....................................... 148
10.2 ModelCitiz,coreunitC range(EF484)................ ....................................... 149
10.3 ModelCitiz&milk,co reunitDrange(EF485) ...................................... ......150
10.4 ModelCitiz&milk,co reunitCrange(EF486) ...................................... ......151
10.5 ModelCitiz&Co,coreun itDrange(EF487)....... ....................................... 152
10.6 ModelCitiz&Co,coreun itCrange(EF488)....... ....................................... 153
11 Parts Li st ..........................................................................................................154
12 Notes .................................................................................................................158