Service MA NUA L Citiz Coffee MA Chines
Contents
Repairs
130
Version
Content Upda TES
Prefa CE
Genera L SA Fety Notes
To contact with both cir cuit conductors
With core unit Drange With core unit Crange
Model Overview
Model range
Different components range
Core unit versions
rangeCrange
MA in Components
Overview core unit, Drange
Interior view core unit, Drange
Overview core unit, Crange
Interior view core unit, Crange
Overview model Citiz
Overview model Citiz & milk
Overview milk frother AERO3
Overview model Citiz & Co
Water circuit diagram of core unit all Citiz versions
Fluid System
Water circuit of models Citiz/Citiz & milk
Water circuit of model Citiz & Co
Technica L DA TA
Rating plates
Examples of brand specific rating plates
Nespresso, EUversion
DeLonghi, EUversion
Koenig, CHversion
Krups, EUversion
Magimix, EUversion
Rating plate details
Turmix, ATversion
Example
Rating plate of milk frother model Citiz & milk
Decoding the alphanumeric serial number
Summary of technical data
Technical data of coffee machines
Temperatures
Pump
Capacities
Various data
Technical data of milk frother model Citiz & milk
Performance data
Dimensions and weight model Citiz
Temperature
Dimensions and weight model Citiz & milk
Dimensions and weight milk frother
Dimensions and weight model Citiz & Co
Opera Tion
General information
Status indication
Status indication of coffee machine
Button
Machine status etc Operating button Light signal
Status indication of milk frother AERO3
Machine modes of Citiz coffee machines
Enter mode Actions Exit mode
Machine modes
Machine modes of milk frother AERO3
Machine mode
Machine mode Enter mode Actions Exit mode
Programming the fill up level
Program/reset fill up level
Resetting the fill up level
Empty water system
Before first coffee or at the start of day
Daily maintenance and cleaning
MA Intena NCE
After last coffee or at the end of day
Milk frother of model Citiz & milk
Descaling procedure for models Citiz and Citiz & milk
Descaling
Observe the safety instructions on the descaler package
I N T E N a N C E
Rinse thoroughly to remove any residue
Descaling procedure for model Citiz & Co
Do not open handles dur ing descaling process
I N T E N a N C E
I N T E N a N C E
Check list for coffee machine all models
Check Error symptoms
Troub L Eshooting
Check Error symptoms Measure
Work
Error symptoms Measure Repair work
Check list for milk frother
Check
Further measures / repair Work
Repair and mounting tips
Safety instructions
Repa IRS
Bottom of platform
Wiring arrangement
Designation of spare parts
Electrostatic discharge protection
Residual water
Tools and accessories
Platform disassembly model Citiz
General disassembly
Bottom cover
Assembly checkpoints
Replacing water tank connector
Replacing mains switch
Assembly checkpoints
Replacing power cord
Wiring with threecore power cord
Wiring with twocore power cord
Removing core unit
Use apair of flat pliers
Assembly checkpoints
Platform disassembly model Citiz & milk
P a I R S
P a I R S
Assembly checkpoints
Replacing water tank connector
Assembly checkpoints
Replacing milk frother connector
Receptacles
Replacing power cord
Assembly checkpoints
Removing core unit
Tacle
Assembly checkpoints
Platform disassembly model Citiz & Co
Core units are
If necessary use a screwdriver to remove protective cover
Assembly checkpoints
Replacing water tank connector
Replacing mains switch
Assembly checkpoints
Replacing power cord
Assembly checkpoints
Removing core units
Assembly checkpoints
Disassembly of core unit, Crange
Remove left side panel
P a I R S
Remove right side panel
Remove blind
Remove cover
Remove front cover with outlet
Assembly checkpoints
Replacing compact brewing unit
Assembly checkpoints
Replacing pump
General
Replacing pump assembly
Seat for the fork wrench
101
Assembly checkpoint
Replacing flow meter
Replacing automatic priming device APD
103
Replacing thermoblock with NTC sensor and fine wire fuses
Replacing NTC temperature sensor
Assembly checkpoint NTC temperature sensor
Replacing fine wire fuses
105
Assembly checkpoints fine wire fuses
Assembly checkpoints thermoblock
Replacing electronic control board with button prints
107
P a I R S
109
Disassembly of core unit, Drange
Remove outlet
Remove right side panel
111
Swing up and remove right side panel
113
Closing handle should be opened
115
Refer to page 114 for removing cover
117
Wiring diagram 220 V 240 V IEC model Citiz, EF 483/484
Wiring diagrams
Wiring diagrams model Citiz
Wiring diagram 120 V UL USA/Canada model Citiz, EF 483/484
119
P a I R S
121
Wiring diagram 110 V IEC Taiwan model Citiz, EF 483/484
Wiring diagram 100 V IEC Japan model Citiz, EF 483/484
123
Wiring diagrams model Citiz & milk, EF 485/486
125
P a I R S
127
Wiring diagrams model Citiz & Co, EF 487/488
129
Overview
Function Tests
Required equipment
Citiz pressure gauge adapter
131
Measure flow rate
Pressure and leakage checks
133
Preparations
Test run
135
Measure coffee temperature
Coffee temperature should be 86 C ± 3 C 187 F ± 5.4 F
137
Measure hot milk temperature
Milk frother tests
Measure milk froth ratio
Prerequisite
NTC temperature sensor functionality
139
Measurement table
NTC Diagram
NTC temperature NTC min. resistance NTC max. resistance
Protective earth PE continuity test
What coffee machine has to be tested and when?
General
141
Test sequence
Resistance must be lower than Ohm
Additional test for coffee machine Citiz & milk
What to do if the protective earth continuity test fails
143
Protective insulation test
What coffee machines have to be tested and when?
145
Additional tests for coffee machine Citiz & milk
What to do if the insulation test fails
147
Expl Osion DRA Wings
10.1Model Citiz, core unit Drange EF
Model Citiz, core unit Crange EF
149
Model Citiz & milk, core unit Drange EF
Model Citiz & milk, core unit Crange EF
151
Model Citiz & Co, core unit Drange EF
Model Citiz & Co, core unit Crange EF
153
Remark
PA RTS L IST
Pos.Component
155
Pos Component
Connection cable UL
157
T E S