Citizservicemanual
54
R E P A I R S
Design atio no fsp arepart sThecomponentsinthefollow ingillustrationsareindexed withpositionnumbers.
Seeseparatesparepartslist forcorrespondingsparepar tnumbers.
Dist ingu ish betw eensp arepar tso fth edif feren tmo dels andc oreu nit
vers ions .
Elect ros tati cdi sch argep rotec tio nWheninstallinganewelectroni ccontrolboard,theservicetechn icianmustbeearthed
withagroundingband.
Wiri ngar rangem ent Randomchangesinthewirin garrangementduringarepair cancause
electromagneticinterference s,
squeezedwires,
insulationdefectsduetocon tactwithhotparts,
insulationproblemsiflowan dhighvoltagewiresarenot separated.
Protectivemeasures:
• Donotchangethecourseofint ernalwiringduringrepair.
• Makesurethatwiresaredistant fromhotpartsuseexistingcab leductsandclips.
Residu alwat er• Ifitisnecessarytopulloffhosesfrom components,holdreadyasmallb eakerand
atoweltocollectandwipeaw ayleakingwater.
• Aspecialprocedureisnecessarytoemptythefluidsystemofthecoffeemachinefor
repairorshipment(referto" Emptywatersystem"onpage 37).
TX20screw/
groundconnection(PE)onther
moblock
150(+30/0)Ncm
1.5(+0.3/0)Nm
Screw/s crew conn ecti on Tor que Posit ion