DeLonghi C120 User Manual download pdf (Page 54)

Citizservicemanual

54

R E P A I R S

Designationofspareparts

Thecomponentsinthefollowingillustrationsareindexedwithpositionnumbers.

Seeseparatesparepartslistforcorrespondingsparepartnumbers.

Distinguishbetweensparepartsofthedifferentmodelsandcoreunit

versions.

Electrostaticdischargeprotection

Wheninstallinganewelectroniccontrolboard,theservicetechnicianmustbeearthed

withagroundingband.

Wiringarrangement

Randomchangesinthewiringarrangementduringarepaircancause

 electromagneticinterferences,

 squeezedwires,

 insulationdefectsduetocontactwithhotparts,

 insulationproblemsiflowandhighvoltagewiresarenotseparated.

Protectivemeasures:

• Donotchangethecourseofinternalwiringduringrepair.

• Makesurethatwiresaredistantfromhotpartsuseexistingcableductsandclips.

Residualwater

• Ifitisnecessarytopulloffhosesfromcomponents,holdreadyasmallbeakerand

atoweltocollectandwipeawayleakingwater.

• Aspecialprocedureisnecessarytoemptythefluidsystemofthecoffeemachinefor

repairorshipment(referto"Emptywatersystem"onpage37).

TX20screw/

groundconnection(PE)onther

moblock

150(+30/0)Ncm

1.5(+0.3/0)Nm

Screw/screwconnection Torque Position

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DeLonghi C120 User Manual Page 54