Nespresso Essenza C91 - Thermoblock Replacement Procedure

18
Repair
ServiceManualC91/D91 enVersion1.0
Replacingthermoblock
Tools:
 TorxscrewdriversPinTX10,TX20
 Openendedspanner9mmAF
 Torquewrench
Procedure:
1. Followgeneraldisassembly(seepage17).
2.
Remove3screws(19)andseparatether
moblockassemblyfromupperchassis(3).
3. Removescrew(222)andseparatether
moblockfromitssupport(216+217).
4. Remove2screws(224)andseparate
thermalfuses(partsofcordset304)from
thermoblock.
5. RemovePCBhousing(301).
6. UnplugNTCconnectorfromelectronic
controlboard(300).
7. RemoveNTCtemperaturesensor(219)
fromthermoblock.
8. Removeclips(228)and2 hoseconnec
tors(211+212)fromthermoblock.
9. Removegroundwireandelectrical
connectionsfromthermoblock.
10. Replacethermoblock(215).
11. Assembleinreversesequence.
Useatorquewrench(140160Ncm)
totightenNTCtemperaturesensor
(219)withspringlockwasher(220).