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HOT POT HD4774
Philips Domestic Appliances and Personal Care
Service Manual
PRODUCT INFORMATION Voltage Frequency Power consumption Capacity : 220-240V : 50-60 Hz : 950 W at Boiling mode 100 W at keep warm mode : 3.0 Liters Empty boil protection : Continuous alternate blinking of `Reboil' & `Deodorize' LEDs and 30 sec. beeping if : - The unit is plugged in dry, or with less than 0.3 liter of water. - Reboil with less than 0.3 liter of water. Timer: When timer is set to 8 or 12-hour minutes, all the power to the heaters will be cut off. At about 18 minutes before the preset hours, it will switch to boiling mode automatically. Detachable lid : To detach the lid by pressing down the mechanical lock at the hinge and pull out the lid in the range of 25° to 45°. Keep warm : The unit will switch to keep warm mode after boiling. Keep warm temperature can be selected to 60°C, 85°C and 98°C by mean of a tack switch. The default keep warm temperature is set to 85°C. Reboil : When activate the REBOIL switch, water will be heated up from the preset keep warm temperature (60°, 85°C or 98°C) to boiling temperature 100°C in maximum three minutes. Deodorize: Can be used under boiling or reboil mode, this will give an additional 90 sec. boiling time to get rid of the smell of chlorine in tap water. Auto power off: If any of the switches is not activated for a consecutive 72 hours, the power will be cut off automatically together with error signal.
25°-45°
Published by Philips Domestic Appliances and Personal Care
Printed in Hong Kong
© Copyright
reserved
Subject to modification
4822 729 22001 06/99 Ver.1
SERVICE INFORMATION Inner tank : In case the inner tank is damaged, the appliance has to be replaced. Heater : When the appliance does not work, check the electrical circuit and the heater resistance. To measure the heater resistance : Disconnect all the wires to the heater terminals A, B and C. Use a ohm meter to measure the Main Heater terminal AB, the resistance should be 56 ohm ± %5. Use a ohm meter to measure the keep w ar m heat er t er m i nal AC , t he resistance should be 529 ohm ± %5. In case the resistance of any of the heater out of the resistance ranges, the appliance has to be replaced. item 1 2 3 4 5 6 7 8 9 10 11 12 13
Terminal B
description Lid assembly Sealing ring Outlet pipe stand Handle Socket set Base Rotating ring Base plate Pipe connector set Glass pipe Water chamber Motor Thermal fuse Thermostat Pcb set Power cord HK/Singapore Filter
consist 2
Service code 996500000382 996500000375 482225610559 482249810727
101, 102
482226511575 482246410513 482253213131 482244200689
104,105,106,107
996500000376 996500000717 996500000377 996500000378 996500000379 996500000383
14
Terminal C
Terminal A
15 16 17
108,109,110
996500000380 482232111486 996500000381
Note: Parts of number 100 onwards cannot be ordered separately.
THERMAL FUSE
Handle : To replace the handle (item 4), the inner tank has to be taken out. Put the handle in horizontal position and pull out on both sides.
A.C. INPUT MAIN HEATER KEEP WARM HEATER
AC2 U5
AC1
FUSE PUMP OUT
U3
TRANSFORMER
EXPLODED VIEW
4
1
2 17
3 101 102 6 7
110 109 8
104 11
13
16 10 14 107 106 105 12 103
108