Citizservicemanual143
F U N C T I O N  T E S T S
9.8.4 Whatto doif thepro tec tiv eearth con tin ui tytes tfai ls
• Check/measuregroundconne ctioninplatform(refertopage 75).
• Check/measuregroundconnect iononmilkfrotherconnector(referto page73and
page124forwiringdiagram). Replacemilkfrotherconnect orifnecessary.
• Cleangroundcontactonmilkfrothe r.Measureresistancebetwee ngroundcontact
andjugofmilkfrother.Replac emilkfrotherifnecessary.
Donot damage
insi decoati ngof
milk frother jugwit h
thepro betip .
Addi tio nalt estf orc offe emach ine
Citiz &mi lk:
1) Touchuppermetallicparto fmilk
frotherwithredtestprobe.
2) Press"measure"buttonan dreadoff
displayedresistance.
3) Repeatmeasurementonan other
metallicspotofmilkfrotherforverifica
tion.
Theres ist ancem ust below erth an
0.3 Ohm.
4) Fillinmeasuredvalue(s)in atest
report.