
 Coffeemaker “Café Comfort”
HD7446/00
Philips Domestic Appliances and Personal Care
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  : 230 V
- Frequency  : 50 Hz
- Power consumption  : 900 W
- Contents jug  : 1200 cc
- Coloursetting  : White
- Filter size  : 1 x 4
- Thermostat switch-off temp : 140 ± 5 °C
- Fuse cut-off temp  : 228 °C
- SAP coding  : HD7446/00
DISASSEMBLY- AND RE-ASSEMBLY ADVISE
- Base removal 
Besides two screws, two plastic snap connections have to 
be detached by means of using a simple screwdriver, as 
indicated on the base of the appliance.
REPAIR INSTRUCTION
- Electrical circuit
When the appliance does not work, check the electrical 
circuit. If the thermal fuse or thermostat prove defective, 
the complete pump unit has to be replaced.
E
- De-scaling
If the water system is nearly or less clogged by scale then 
operate the coffeemaker a few times with vinegar or with a 
10-15% solution of either vinegar-acid, citric acid or tartar 
acid, into cold tap water.
Do not use other de-scaling agents as these may harm the 
appliance.
If this procedure does not restore the function, then switch 
off the coffeemaker when the acid has passed through 
during approximately. 3 min. Keep the appliance in this 
condition overnight and continue/repeat the cleaning 
operation. After the de-scaling procedure, operate the 
coffeemaker twice with tap water in order to rinse away any 
residual substances.
OPTIONAL (accessories)
- Commercial trade number : 
   HD7983/70 (Jug included lid)
Published by Philips Domestic Appliances and Personal Care  Printed in the Netherlands  © Copyright reserved  Subject to modification
06/01

PARTS LIST & EXPLODED VIEW
1
2
HD7446/00
9
10 
11
12
3
4
Pos Service code Description
1
4222 247 41030
2
4222 247 52530
3
4222 247 41010
4
4822 441 80831
5
4222 246 17840
6
4222 247 06440
7
4222 259 34210
8
4222 259 20460
9
4222 259 35790
10
4222 259 00400
11
4222 247 41060
12
4222 259 36720
13
4222 240 06290
14
4222 259 33970
15
4222 248 25620
16
4222 259 19960
Tank lid  Bright White 
Spoutpipe 
Base Bright White 
Foot
Switch Bright White 
Hose piece 
Fuse assy 
Valve + hose piece assy
Filter printed  Bright White 
Dripstop assy 
Jug lid  Bright White 
Jug + lid  Bright White
Leaf assy 
Basic pump module III  230 V 
Speednut 
Thermostat
5
6
8
13
14
6
15
7
16