Nespresso EF483/484, EF485/486 manual Troub L Eshooting, Check list for coffee machine all models

T R O U B L E S H O O T I N G

7 TROUB L ESHOOTING

7.1 Check list for coffee machine (all models)

Check Error symptoms

Measure /	Further measures / repair
repair work	work

After an initial inspec­ tion in accordance with this check list,

1 Check the coffee machine for visi­ ble damage

1.1Housing parts bro­ ken or damaged

1.2Power cord dam­ aged

2.1Cup support does not remain in verti­ cal position

YES ­ replace housing parts if necessary

NO ­ continue

YES ­ replace power cord NO ­ connect power cord of machine to the mains and con­ tinue

YES ­ check if the capsule and waste water container are cor­ rectly inserted and mounted NO ­ continue

YES ­ replace damaged or deformed capsule container and/or waste water container.

errors are quickly found and corrected with the appropri­ ate measure.

Therefore, adhere to the sequence of the check list. Repair everyoccurringerror and work the check list through until it is completed.

2 Check mechani­ cal components

2.2 Cup support rattles when folded down

2.3 Closing handle malfunction

2.4 Closing handle ­ unusual noise dur­ ing actuation

2.5 Capsule is not ejected correctly

2.6 Seal on capsule cage is damaged (check seal with your finger)

YES ­ check if 2 rubber stop­ pers are mounted on waste water container

NO ­ continue

YES ­ it is very difficult or almost impossible to close the handle and to press it all the way down

NO ­ continue

YES ­ check if damper is mounted underneath closing handle

NO ­ continue

YES ­ replace brewing unit (TMBU)

NO ­ continue

YES ­ replace brewing unit (TMBU)

NO ­ continue

NO ­ replace stoppers

YES ­ replace the compact brewing unit

NO ­ replace damper

3 Fill water tank

4 Activate On/Off switch to perform automatic self test

3.1 Water tank leaks

4.1Coffee machine is not working (does not function)

4.2Bothcoffeebuttons are blinking 3x fast

YES ­ replace water tank NO ­ continue

a)YES ­ power cord is okay (loose connection)

b)YES ­ On/Off switch is okay

c)YES ­ pump works (press a coffee button)

d)YES­ both coffee buttons are working

e)YES ­ thermostat on pump is defective

f)YES­ fine wire fuse(s)

(167 °C) on thermoblock defec­ tive

g) YES ­ wiring is okay NO ­ continue with point 4.3

YES ­ thermoblock is hot NO ­ self test ok ­ continue

YES ­ continue

NO ­ replace power cord YES ­ continue

NO ­ replace On/Off switch YES ­ continue with point f) NO ­ continue with point d) YES ­ continue

NO ­ replace electronic control board

YES ­ replace thermostat NO ­ replace pump

YES ­ replace electronic con­ trol board, if necessary replace thermoblock

NO ­ continue

YES ­ replace electronic con­ trol board

NO ­ replace defective cables YES ­ replace NTC tempera­ ture sensor

NO ­ replace thermoblock

Citiz service manual 49