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HD7854/88

Remove back cover.

-  Remove screws (T15) from the back cover.
-  Remove valve outlet.
-  Start at the upper side of the back cover and stick a 

screwdriver between the back cover and lid cover and gently 
pull the back cover from the appliance so that a little chink 
between back cover and lid becomes visible.

-  Put the screwdriver into the 2 rectangular holes (snap locks) 

at the back and gently pull the screwdriver such away that 
the lips of the snap locks are bent outwards.

-  If both clicks positions are loose, it is possible to remove the 

back cover.

-  Reassemble follow steps backwards.

Remove brew chamber:

Removing Brew chamber head handle as follows:
-  Remove boiler from the snap lock position of the brew 

chamber.

-  Gently lift the backside (see picture) of the brew chamber 

up and unhook the two snap locks on front with help of a 
screw driver.

-  Remove connection PCB + PCB cover.
-  Remove 3 way valve and electronic connectors (

U

 & 

Z

from the connection PCB.

-  Reassemble follow above steps backwards.

Remove the “lid closed” detection micro switch.

Disassemble brewing head.
-  Unlock the snap lock which is holding the micro switch 

assembly.  (see picture for detail)

-  Gently pull out the switch assembly.
-  Reassemble follow above steps backwards.

DISASSEMBLY- AND RE-ASSEMBLY ADVISE

Remove brew chamber cover to reach user interface PCB.

-  To remove the brew chamber lid cover place the screwdriver 

on the positions (see picture) and lift the cover over the 
snap locks on both positions.

-  The cover lid can now be lifted a little.
-  Remove the complete cover by unlocking the pushrod from 

the brew chamber.

-  The user interface PCB can be removed by unscrewing 

3 screws (T8)

-  Reassemble follow steps backwards.

Removing the “de-scaling Hall sensor” detector / steam 
connection

-  To be able to remove the Hall sensor, first unhook the spout 

out of the housing.

-  Hall sensor assy can be taken out.
-  To disconnect the steam connector rotate it clockwise and 

pull out of the spout.

To reach the components like pump, PCB, steam heater 
placed on the base.

-  First remove back cover, brew chamber, 3-way valve, steam 

pump and boiler.

-  Remove the 4 Torx T15 screws (two at the base and two at 

the housing part.

-  Bend the 2 click snap locks with a screwdriver (see base), 

the housing can now be removed.

-  To remove the rest of the housing unlock the 4 snap locks at 

the base and gently pull of the front cover.

-  To reassemble follow above steps backwards.

OPTIONAL (accessories)

-  No specific issues

3-11

Содержание HD7854/88

Страница 1: ...220 V Frequency 50 Hz Power consumption 1500 W Boiler 1450 W Steam heater 1200 W 12 04 Standby power switched off 1 W Standby power 30 W switched on 30 min room temperature Pressure Coffee system 1 6Bar Pressure Steam system 1 Bar Contents water reservoir 1200 cc mL Contents milk reservoir 120 cc mL Auto shut off 30 min Variable Coffee volume Min Normal and Max see Table Colour setting True red Co...

Страница 2: ...ee way valve with Check valve Brew Chamber g h e d f aa j c b o kk i a Legend Low pressure tube High pressure tube Low pressure connections High pressure connections a p aa ll CONTROL PCB USER INTERFACE PCB CONNECTION PCB L N Boiler Pump M Steam pump M Fuse Push buttons Temp sensor boiler Water level sensor Descale tool detector Milk tank detection sensor Fuse Thermo block Fuse Fuse Temp sensor Th...

Страница 3: ... assembly see picture for detail Gently pull out the switch assembly Reassemble follow above steps backwards DISASSEMBLY AND RE ASSEMBLY ADVISE Remove brew chamber cover to reach user interface PCB To remove the brew chamber lid cover place the screwdriver on the positions see picture and lift the cover over the snap locks on both positions The cover lid can now be lifted a little Remove the compl...

Страница 4: ...stment 7 Empty the cup podholder and push again for one cup setting measure the volume output with a graduated beaker In the table you can find the requirements for the minimum maximum volume output cc mL values depending from the country version One cup setting normal volume Including Pod holder water spec Without Coffee pod Min water cc mL Max water cc mL Argentina version 80 85 8 Unplug the app...

Страница 5: ... by reconnect the power cord a second time to the net and check if the main switch LED will blink very rapidly for approximately 1 second When the consumer pushes the one or two cup button the Senseo will start automatically the pump to fill the boiler and after that the Steam heater will also be filled When the boiler is filled the pump stops pumping Pump time approximately 22 seconds When the fi...

Страница 6: ...60002 9965 100 47409 Padholder assy 1 cup Padholder assy 2 cup Milk Tube Milk container assy IH Ar Driptray cover Driptray Water container assy Argentina Decalcification dummy IH Lasered printed lid panel Lever Push rod Slider spring User interface PCB assy Brew chamber seal Ejector pin Distribution disk Collector Spout housing cover Spout lever Spout Sensor decalcification assy Steam connecting a...

Страница 7: ...HD7854 88 EXPLODED VIEW 2 1 7 6 5 3 4 8 7 11 ...

Страница 8: ...HD7854 88 EXPLODED VIEW g h Z 11 10 12 9 13 14 15 16 8 11 ...

Страница 9: ...HD7854 88 EXPLODED VIEW gg c i a b i j ll ff g p f e aa U T V S X 18 46 22 20 21 23 19 17 30 31 34 25 24 27 26 28 29 35 33 32 33 9 11 ...

Страница 10: ...HD7854 88 EXPLODED VIEW c d e Z Y X W W V U T S 37 41 36 38 39 56 48 40 55 28 47 54 56 y 53 50 49 51 10 11 ...

Страница 11: ...HD7854 88 EXPLODED VIEW bb cc dd k p l m n ee o gg ll hh kk jj ii aa ff 45 44 42 42 43 11 11 ...

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