Citizservicemanual
49
T R O U B L E S H O O T I N G
7 T R O U B L E S H O O T I N G
7.1 Checklistforcoffeemachine(allmodels)
Afteraninitialinspec
tioninaccordance
withthischecklist,
errorsarequicklyfoundand
correctedwiththeappropri
atemeasure.
Therefore,adheretothe
sequenceofthechecklist.
Repaireveryoccurringerror
andworkthechecklist
throughuntilitiscompleted.
Check Errorsymptoms
Measure/
repairwork
Furthermeasures/repair
work
1Checkthecoffee
machineforvisi
bledamage
1.1Housingpartsbro
kenordamaged
YESreplacehousingpartsif
necessary
NOcontinue
1.2Powercorddam
aged
YESreplacepowercord
NOconnectpowercordof
machinetothemainsandcon
tinue
2Checkmechani
calcomponents
2.1Cupsupportdoes
notremaininverti
calposition
YEScheckifthecapsuleand
wastewatercontainerarecor
rectlyinsertedandmounted
NOcontinue
YESreplacedamagedor
deformedcapsulecontainer
and/orwastewatercontainer.
2.2Cupsupportrattles
whenfoldeddown
YEScheckif2rubberstop
persaremountedonwaste
watercontainer
NOcontinue
NOreplacestoppers
2.3Closinghandle
malfunction
YESitisverydifficultor
almostimpossibletoclosethe
handleandtopressitallthe
waydown
NOcontinue
YESreplacethecompact
brewingunit
2.4Closinghandle
unusualnoisedur
ingactuation
YEScheckifdamperis
mountedunderneathclosing
handle
NOcontinue
NOreplacedamper
2.5Capsuleisnot
ejectedcorrectly
YESreplacebrewingunit
(TMBU)
NOcontinue
2.6Sealoncapsule
cageisdamaged
(checksealwith
yourfinger)
YESreplacebrewingunit
(TMBU)
NOcontinue
3Fillwatertank 3.1Watertankleaks
YESreplacewatertank
NOcontinue
4ActivateOn/Off
switchtoperform
automaticselftest
4.1Coffeemachineis
notworking
(doesnotfunction)
a)YESpowercordisokay
(looseconnection)
YEScontinue
NOreplacepowercord
b)YESOn/Offswitchisokay YEScontinue
NOreplaceOn/Offswitch
c)YESpumpworks(pressa
coffeebutton)
YEScontinuewithpointf)
NOcontinuewithpointd)
d)YESbothcoffeebuttons
areworking
YEScontinue
NOreplaceelectroniccontrol
board
e)YESthermostatonpumpis
defective
YESreplacethermostat
NOreplacepump
f)YESfinewirefuse(s)
(167°C)onthermoblockdefec
tive
YESreplaceelectroniccon
trolboard,ifnecessaryreplace
thermoblock
NOcontinue
g)YESwiringisokay
NOcontinuewithpoint4.3
YESreplaceelectroniccon
trolboard
NOreplacedefectivecables
4.2Bothcoffeebuttons
areblinking3xfast
YESthermoblockishot
NOselftestokcontinue
YESreplaceNTCtempera
turesensor
NOreplacethermoblock