Philips HR4327A Service Manual
Philips Domestic Appliances and Personal Care
Air Cleaner
HR 4327/A
MSH coding 8834 327 00000
PRODUCT INFORMATION
GENERAL
The HR 4327 is suitable for room / areas with a floor surface of
up to approx. 30 m2.
The air cleaner purifies the air effectively by catching up to 99 %
of the airborne particles.
This is done by 3 filters :
Foam pre-filter : The foam pre-filter catches the larger
dust particles floating in the air, such as
fluff and hairs.
ROTA filter : The ROTA filter takes out the particles of
2 microns and more (pollen).
HEPA filter HR4920 : This filter takes out all the remaining
smaller particles.
This product meets the requirements regarding
interference suppression on radio and T.V.
FEATURES
Filter full indicator: Once the indication light comes on, the
filter has to be replaced. After replacement of the filters, the
filter full indicator has to be reset. The reset button has to be
pressed and hold for at least 3 seconds. The indication light
remains ( or comes ) on. After some time it will go out to
indicate that the indicator has been reset.
Electronic speed setting: 0-1-2andturbo.
Safety lock: The front cover has a safety lock.
A nock of the frontcover operates the microswitch of the PCB
when the front cover is closed.
Once the front cover is removed the microswitch interrupts the
electric circuit and the motor stops.
Over heating safety device: The overheating safety device
comes into operation when the motor becomes too hot.
To indicate that the appliance is still in “ ON ” position and
connected to the mains, the pilot light remains on.
If this happens :−Switch off the motor.
−
After approx. 15 min. the air cleaner can be
switched on again.
TECHNICAL DATA
Voltages : 220 - 240 volt, 70 Watts / 50 Hz
Filters : 2 HEPA filters HR4920
Life time HEPA filters : Max. 6 months
Flow rate : 172 m
Total filter surface : 1 m
Room / area size : Max. 30 m
PublishedbyPhilipsDomesticAppliancesandPersonalCare PrintedintheNetherlands
4822 729 22114
99/01
PCS 99 938
3
2
2
©
Copyrightreserved Subjecttomodification
POSSIBLE COMPLAINTS PARTS LIST HR 4327/A
1) The motor makes an irritating noise.
Check if :−The HEPA filters are positioned properly in the
air cleaner.
:−The filters have to be cleaned or replaced.
:−The ROTA filter and / or fan have been
properly fitted and can be rotated freely by
hand.
2) The overheating device comes into operation.
Check : If the filters are blocked and nothing is
obstructing the air inlet and air outlet openings.
: That the ROTA filter and / or fan have been fitted
properly and can rotated freely by hand.
In case these problems still remains, replace the motor (item 13)
and belonging buffers (item 13A).
MAINTENANCE
Pre-filter : Wash or vacuum clean the foam pre-filter at
least every 2 months.
Fluff and /or hairs can also be removed by using
a soft brush.
Replacement filters are available under service
code 4822 480 10261
NEVER USE WET FILTERS.
ROTA filter: Wash or vacuum clean the ROTA filter at least
every 2 months.
If washed with a detergent, rinse the filters with
clean warm water and allow the filters to dry in
the air thoroughly before reassembly.
NEVER USE WET FILTERS.
Replacement ROTA filters are available under
service code 4822 310 10972
HEPA filter : For a proper operation replace these filters at
least every six months.
Replacement HEPA filters are available under
type number HR 4920 and service code
4822 480 10087.
POS.DESCRIPTION SERVICE CODE
1 Front cover 4822 442 01751
2 HEPA FILTER HR4920 4822 480 10087
3 Filter assy 4822 480 10259
3A Pre filter foam 4822 480 10261
4 Control panel 4822 310 11295
6 PCB control unit 4822 310 11296
containing : PCB control unit 6
smole sensor shield 117
slider actuator 118
7 Micro switch 4822 277 11863
8 Washer frame 4822 464 10344
9 Top grill 4822 458 10672
10 Front housing 4822 310 11293
containing : front housing 10
hole plug 105
foot (2x) 107
11 Rota filter 4822 310 10972
containing : rota prefilter 11
rota knob
12 Fan assy 4822 310 10973
containing : fan 12
lock washer 108
M6 shakeproof washer 109
nut M6 hex. zinc. plate 110
nut cover hexagone 111
13 Motor 4822 361 11158
13A Motor buffer 4822 310 10981
containing : motor mounting 112
retaining bracket 113
spacer 115
14 Back housing 4822 310 11294
containing : back housing 14
foot (2x) 107
15 Motor cover 4822 442 01752
18 Cases 4822 310 11053
containing : inner case 18
outer case 18A
19 Power PCB 4822 214 12409
NOTE : After the product has been repaired, it
should function properly and has to meet the
safety requirements and legal regulations as
laid down and officially established at this
moment.
PCS 99 939
4822 736 16817 D.F.U.
Parts, with numbers from 100 and higher, cannot be
ordered separately.
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