Philips HD7853/60, HD7853/61, HD7853/62 Service Manual

Coffee Maker Senseo “Latte Select”
HD7853/60 HD7853/61 HD7853/62
Philips Consumer Lifestyle
Service Manual
PRODUCT INFORMATION
• This product meets the requirements regarding interference suppression on radio and TV.
• After the product has been repaired, it should function properly and has to meet the safety requirements as officially laid down at this moment.
TECHNICAL INFORMATION
• Voltage : 220 - 240 V
• Frequency : 50 - 60 Hz
• Power consumption : 2650 W Boiler : 1450 W Steam heater : 1200 W
Cappuccino Volume (cc) Weight (g)
cc max. (g) min. (g) (°C)
• 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
• Colour setting : Deep Black
• Sap coding : HD7853/60 HD7853/61 HD7853/62
Indication temperature for chosen Coffee/Milk receipe
very depended from milk inlet temperature.
All versions
Published by Philips Consumer Lifestyle Printed in the Netherlands © Copyright reserved Subject to modification
11/07
159 15
160 130
63
Build up: Water and Steam circuit
Steam
ll
o
seal
Reflux
valve in
milk
container
jj
kk
ii
hh
Venting valve
HD7853/60 /61 /62
mn
l
p
f
Three-way
valve with
Water
Container
Check valve
e
Boiler
g
h
Brew
Chamber
Legend: Low pressure tube
Electrical circuit
Temp. sensor boiler
Temp. sensor Thermo block
Lid close detection switch
gg
Thermo
block
a - p aa - ll
k
Check valve
ff
ddee
Overpressure
valve
High pressure tube Low pressure connections High pressure connections
W
CONNECTION
PCB
X
U
Y
S
V
T
d
ia
bbcc
aa
j
cb
Steam
pump
Water level sensor
Milk tank detection sensor
Descale tool detector
Water pump
Inside the appliance
TCO
L
Pump
M
Steam
M
pump
N
CONTROL
PCB
Push buttons
Boiler
Fuse
Fuse
Thermo block
Fuse
Fuse
2-11
DISASSEMBLY- AND RE-ASSEMBLY ADVISE
HD7853/60 /61 /62
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 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
• Remove connection PCB + PCB cover.
• Remove 3 way valve and electronic connector (U) 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)
• 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
• Gently pull out the switch assembly.
• Reassemble follow above steps backwards.
3-11
REPAIR INSTRUCTION
Descaling
Descaling is an important element in Senseo maintenance. It should be done at least once every 3 months, up to 6 times a Year! This will prolong the life of your appliance and will guarantee optimal brewing results for a long time.
Use the correct descaling agent. Only citric acid-based
®
descalers are suitable for descaling the SENSEO
machine. This type of descaler descales the appliance without damaging it. For the correct amount, see under ‘Descaling procedure’ below.
Each descaling mixture can be used only once. After use, the descaling mixture is no longer active. We advise you to use
®
the special SENSEO
Descaler (HD7006). Read the instructions on the package of the descaling agent. Never use a descaling agent based on mineral acids such as sulphuric acid, hydrochloric acid, sulphamic acid and acetic acid (e.g. vinegar). These descaling agents may damage your SENSEO® coffee machine.
Follow the steps in the section headed “Descale the appliance” see DFU (Direction for Use manual).
Press 1-cup & 2-
cup button
simultaneously
Do NOT insert Milk Container
HD7853/60 /61 /62
Start -
Unplugged appliance
Adjust what?Black coffee volume
Plug the
appliance
into the
mains
If above steps were successful,
1-cup, On/Off & 2-cup button will be lit
Coffee volume in
cappuccino recipe
Press 1-cup & 2-
cup button
simultaneously
Insert Milk
Container
Volume adjustment
The PCB circuit board makes it possible to adjust the volume output by means of pushing the one-cup and two-cup user controls.
How to adjust the volume output:
1. Be sure the boiler is  lled properly, other wise perform  ll procedure see DFU for instructions.
2. Switch appliance on and wait until the unit is ready to brew.
3. Choose the setting of which you want to adjust the volume
4. Be sure a pod holder is placed, but without a Coffee POD. (Only adjusting with plain water)
5. Place a cup on the drip tray cover. Press the 1-cup button once to measure the black coffee volume, press the 1-cup button twice to measure the coffee volume in a cappuccino.
6. When the appliance has  nished it is stabilized to perform the volume adjustment.
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  nd the requirements for the minimum / maximum volume output cc/mL values depending from the country version:
One-cup setting, Including Pod holder, water spec.
(Without Coffee pod)
1-cup button 2-cup button
Decrease
pump time with
0,5 sec. 3,5mL/cc
Press what?
On/Off button
Store settings
Increase
pump time with
0,5 sec. 3,5mL/cc
8. Turn appliance on again and brew one cup, measure the volume. In case the volume is not within speci cation repeat step 7.
9. End.
Min. water cc/mL Max. water cc/mL
General 125 141
France 104 120
Spain 65 81
Cappuccino 65 81
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