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Summary of Contents for Philips AC3420
- Page 1 Air Purifier and Humidifier Air Purifier and Humidifier ServiceManual Philips Consumer Lifestyle AC3420 AC3421 Published by Philips Consumer Lifestyle Printed in the Netherlands © Copyright reserved Subject to modification...
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Page 2: Change List
Change List Version Detail Remark Date Owner Initial Service manual 2024.5.24 CC Chen Add service part list: 2024.6.20 CC Chen AC3421/13 EU & AC3420/10 UK Add service part list: 2024.7.22 CC Chen AC3421/13 UK & AC3420/10 RU... -
Page 3: Product Overview
Product overview... - Page 4 AC3420 AC3421...
- Page 5 HALL PCBA Sensor PCBA sensor Main PCBA LED light...
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Page 6: Safety Precautions
Safety precautions ◆ This manual is only for maintenance professionals r eference. ◆ Non-professionals do not disassemble the machine, So as not to cause injury to the a dultbody ◆ Please turn off and unplug the power cord when the appliance is m aintained. ◆... -
Page 7: Disassembly Instruction
DISASSEMBLY INSTRUCTION Before you start dismantling! For your safety be sure the plug is disconnected from the mains! If installation, perform the reverse operation, then test the basic functions accordingly. 1.Take the Front cover/Filter/Wick/water tank/the front cover of water tank out and remove 4pcs screws. 2.Remove five screws from the base, take out the base cover , three Ball hole plugs and DC JACK cover, then remove 2pcs screws and 2pcs fixing parts, finally remove 2pcs screws from HALL board. - Page 8 DISASSEMBLY INSTRUCTION 4. Take out the sensor and remove two screws from the temperature and humidity sensor, then take out the cable of the sensor ,the cable of HALL board and Hall board, remove 8pcs screws from lower filter housing and the related parts. 5.
- Page 9 DISASSEMBLY INSTRUCTION 8. Remove 3cs screws from the Rubber buffer and take out the cable of motor and Impeller bracket. 9. Remove 6pcs screws from the top cover and take out the Light Guide. 10. Remove 4pcs screws from the control board and take out the Light ring band.
- Page 11 SERVICE PART LIST Unicorn 2-in-1 AC3420/10 EU (688001001348) Item Philips 12NC PCM CODE Part Name-English 1,2,3,4 642001015280 12870121CNOC02 UI panel ASSY AC3420/10 EU 642001015283 8001001348 Main PCBA AC3420/10 EU 642001015125 30409060329 Light ring band 642001015126 22880NC8001 Light Guide 642001015127 22880WH8002...
- Page 12 SERVICE PART LIST Unicorn 2-in-1 AC3420/10 UK (688001001349) Item Philips 12NC PCM CODE Part Name-English 1,2,3,4 642001015280 12870121CNOC02 UI panel ASSY AC3420/10 EU 642001016675 8001001349 Main PCBA AC3420/10 UK 642001015125 30409060329 Light ring band 642001015126 22880NC8001 Light Guide 642001015127 22880WH8002...
- Page 13 HEPA+AC FILTER FY3400 13,53,54,55 642001015133 12880121CNOC12 Upper filter bracket assy 642001015134 30102BK0059 Impeller inlet grill 15,16,17,23,25 642001016665 12870121CNOC06 Front housing assy (Philips Logo) AC3421 642001015136 31604030008 M8 Left thread locknut 300008365241 31606010035 D-shaped washer 642001015138 30101BK1422 Impeller with 8MM shaft hole 300008362851...
- Page 14 SERVICE PART LIST Unicorn 2-in-1 AC3420/10 RU (688001001390) Item Philips 12NC PCM CODE Part Name-English 1,2,3,4 642001015280 12870121CNOC02 UI panel ASSY 642001017932 8001001390 Main PCBA AC3420/10 RU 642001015125 30409060329 Light ring band 642001015126 30103TP0173 Light Guide 642001015127 22880WH8002 Top housing...
- Page 15 HEPA+AC FILTER FY3400 13,53,54,55 642001015133 12880121CNOC12 Upper filter bracket assy 642001015134 30102BK0059 Impeller inlet grill 15,16,17,23,25 642001016665 12870121CNOC06 Front housing assy (Philips Logo) AC3421 642001015136 31604030008 M8 Left thread locknut 300008365241 31606010035 D-shaped washer 642001015138 30101BK1422 Impeller with 8MM shaft hole 300008362851...
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