Philips Senseo Latte Duo Service Manual
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Philips Senseo Latte Duo Service Manual

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Philips Consumer Lifestyle
Service Manual
PRODUCT INFORMATION
Safety
• 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.
Published by Philips Consumer Lifestyle
14/03
TECHNICAL INFORMATION
• Voltage
• Frequency
• Power consumption
• Color setting
• Dimensions (WxDxH)
• Materials
• Stand-by power consumption
• Brewing pressure
• Steam pressure
• Water container capacity
• Auto shut-off time
• Volumes and recipes, see table:
Printed in the Netherlands
Senseo
º Boiler
º Thermo block
º Appliance
º F-Box
º Housing
º Spout, collector
º Water container
º Drip tray
© Copyright reserved
®
Latte Duo
HD7857/20
HD7857/21
: 220 - 240 V
: 50 Hz
: 2450 W
: 1450 W
: 1200 W
: Pearl Silver
: 210 x 315 x 290 mm
: 285 x 390 x 334 mm
: PA, PP, ABS
: PP
: PP
: ABS
:  0,5 W
:  1,6 Bar
:  1,0 Bar
: 1,0 L
: 15 min
Subject to modification

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Summary of Contents for Philips Senseo Latte Duo

  • Page 1 :  1,0 Bar • Steam pressure • Water container capacity : 1,0 L • Auto shut-off time : 15 min • Volumes and recipes, see table: Published by Philips Consumer Lifestyle Printed in the Netherlands © Copyright reserved Subject to modification 14/03...

  • Page 2: Technical Information

    HD7857/20 / HD7857/21 TECHNICAL INFORMATION General Coffee and Milk specifi cations: Black coffee Milk recipe In-cup volume (in mL) Normal Strong Cappuccino Latte Macchiato Café Latte General WEU version France specifi c version Infl uenced by personal coffee preference, to be programmed by the consumer plus or minus 37% of the indicated values. Milk recipe Temperature indication (in °C) ** Black coffee...
  • Page 3 HD7857/20 / HD7857/21 TECHNICAL INFORMATION Hydraulic fl owchart Three-way valve Steam connector Venting Brew valve head Water Container Boiler Thermo block Steam Water pump Overpressure pump Inside the appliance valve Legend: Low pressure tube High pressure tube a - p Low pressure connections aa - jj High pressure connections...
  • Page 4 TECHNICAL INFORMATION HD7857/20 / HD7857/21 Tools Tools required for repair and diagnostics are: • Flathead screwdriver # 0, # 2 • Torx screwdriver (T15) • Cutter • Cable tie tightening tool • Digital Multimeter º Fluke 116 or comparable device with a base accuracy for temperature of 0,05 % or ± 0,3 °C Temperature probe 80PK-22 (80AK-A Thermocouple adapter required) •...
  • Page 5 HD7857/20 / HD7857/21 DISASSEMBLY- AND RE-ASSEMBLY ADVISE Remove all loose parts like Driptray, water container and Remove the side covers. pod-holders. • To be able to remove the side covers the top cover surrounding the lid needs to be removed, to do this two Remove the back cover.
  • Page 6 HD7857/20 / HD7857/21 DISASSEMBLY- AND RE-ASSEMBLY ADVISE Remove the brewhead. • To open the lid, undo the eight snaphooks holding the lid in place. To be able to remove the lid completely the • Unhook the 3-way valve from the Brew chamber back lever needs to be in the Open position (flipped up).

  • Page 7: Repair Instruction

    HD7857/20 / HD7857/21 REPAIR INSTRUCTION Boiler / Brew chamber Cordset, Earthwire and Thermoblock 1. Brewhead sensor wire must be taped as far away from 1. Ferrite bead must be in place and ty-wrapped to fi lter the boiler wires as possible. (EMC) out interference.

  • Page 8: Volume Adjustment

    HD7857/20 / HD7857/21 REPAIR INSTRUCTION Descaling Volume adjustment Scale builds up inside the machine during use. It is essential Note: Volume adjustment may only be carried out in case the ® to descale the SENSEO coffee machine when the CALC repair technician is sure there is no other underlying light goes on.
  • Page 9 HD7857/20 / HD7857/21 REPAIR INSTRUCTION Service modes The appliance is equipped with a dedicated service mode. The service mode enables you to carry out some settings and tests. Please note, as the appliance is equipped with a capacitive touch panel as a user interface, special attention is required to be able to enter several service modes.
  • Page 10 HD7857/20 / HD7857/21 REPAIR INSTRUCTION • Sensor & LED test To validate the assembly and electrical correctness of an appliance, especially during testing and debugging phase, a sensor and LED test is very useful. Please keep in mind that it is not an automated test and only intended as indication. Test-step 0: Entry to test mode 1.
  • Page 11 REPAIR INSTRUCTION HD7857/20 / HD7857/21 Functional test diagram for milk-based appliances 11-24...
  • Page 12 REPAIR INSTRUCTION HD7857/20 / HD7857/21 Additional functional test for milk recipe volume and temperature START Appliance does start? Appliance Heating (2650 RESET appliance & Is pump working? Flush with 1 pod holder Water out of spout? (within 5 sec?) LEAKAGE? 1st Cup COFFEE Volume / temperature CAPPUCHINO temperature...

  • Page 13: Parts List

    HD7857/20 / HD7857/21 PARTS LIST Service code Description Remark 4222 259 59291 Milk Frothing Unit (MFU) assy Bright chrome / Star white 4222 259 56511 MFU spout cover Chrome 4222 240 60792 MFU lock 4222 247 71392 Setting chamber 4222 247 71341 Steam nozzle assy Star white 4222 247 71372...
  • Page 14 HD7857/20 / HD7857/21 PARTS LIST Service code Description Remark 4222 247 71052 PCB cover 4222 259 60341 Programmed Brew chamber (BC) assy Star white / Cashmere grey 2510 4222 259 60981 Programmed Top lid assy printed White 2520 4222 259 60431 Lever assy Transparent White 2530...
  • Page 15 HD7857/20 / HD7857/21 PARTS LIST Service code Description Remark 3350 4222 247 72081 T-piece (TP) 3360 4222 259 41180 Safety valve (SV) assy 3370 4222 259 41230 Steam pump (SP) CEME E151 3371 Damper SP 3380 4222 259 56571 Earth wire assy 3390 4222 259 37240 Pump (WP)
  • Page 16 HD7857/20 / HD7857/21 EXPLODED VIEW 16-24...
  • Page 17 HD7857/20 / HD7857/21 EXPLODED VIEW 1010 1020 1030 1040 1050 17-24...
  • Page 18 HD7857/20 / HD7857/21 EXPLODED VIEW 1210 1220 1230 18-24...
  • Page 19 HD7857/20 / HD7857/21 EXPLODED VIEW 19-24...
  • Page 20 HD7857/20 / HD7857/21 EXPLODED VIEW 2110 20-24...
  • Page 21 EXPLODED VIEW HD7857/20 / HD7857/21 2510 2520 2530 2540 2550 2560 2570 2580 2590 25100 25110 25120 21-24...
  • Page 22 HD7857/20 / HD7857/21 EXPLODED VIEW 3310 3320 3330 3340 22-24...
  • Page 23 HD7857/20 / HD7857/21 EXPLODED VIEW 3341 3350 3342 3210 3343 3360 3220 3221 3344 3370 3371 3345 3230 3222 3223 3240 3380 3250 3346 3390 3391 3392 3347 23-24...
  • Page 24 EXPLODED VIEW HD7857/20 / HD7857/21 33100 33110 24-24...

This manual is also suitable for:

Hd7857/20Hd7857/21

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