Citizservicemanual135
F U N C T I O N T E S T S
9.4.2 Testr un9) Connectmainscable.
10)Switchoncoffeemachine.
11)Afterheatingup,pressthe"smallcup"
button.
12)Openthevalveandletthew aterflow
forapproximately10secou tofthe
drainhose.
13)Closethevalvecompletely. Thepres
surestabilizesafterincreasing briefly
between1619 bar(pressurechec k).
Thepres sur einc reases slow lyw ith
incr easin gtem perat ure.Sh ould the
press ure exceed 23bar,s wit cho ff
theco ffe emach inean drel easeth e
press ure byop enin gth evalv e.
Forbettervisibility
useaflashlight.
14)Checkallconnectionsunderpressure
foraudibleandvisibleleaks .
Dono trun thep ump for mor e
than50s ecwit hth evalvecl osed .