Panasonic NC-TWS30 Manual de usuario
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Electric Thermo Pot
NC-TWS30
Service Manual
ORDER NO. PHAT070602C3
Specifications
Power Supply NC-TWS30
AC 240V 50 Hz
Power Consumption
(approx.)
Rated Vale 635 W
Boiling 635 W
Capacity (approx.) 3.0L
Dimensions (approx.) (W x D x H) 22.2 cm x 29.4 cm x 31.1 cm
Weight (approx.) 2.0 kg
Thermal regulation Thermostat
Rotating base 360° Rotatable with the power cord
Thermal fuse 157°C (2 thermal fuses)
Power cord Section area approx. 1 mm2 Length approx. 0.83 m
Hot water supply device specifications
Hot water supply method Air pump
Current volume adjustment range 170 ml/5sec
Operation method Push Supporting Plate
Pump-lock Push Stopper
Additional functions: Overheating protection, Air pump, Lock Knob (Air Pump type)
! WARNING
This service information is designed for experienced repair technicians only and is not designed for use by the general public.
It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service
or repair the product or products dealt with in this service information by anyone else could result in serious injury or death.
© 2007 Panasonic Home Appliances (Thailand) Co., Ltd.
All rights reserved. Unauthorized copying and distribution
is a violation of law.
Product Color :
Pink
Destination :
Malaysia
Panasonic
®
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MICRO
COMPUTER
Water supply mark
Approx. 1000 ml.
240 V
- 2 -
NC-TWS30
1. Problems Checking
Please follow check operating detail below, before
start to check the problems.
1.1. Thermo Pot Performance
Test Mode
Boiling and keep warm test
How to operate
1. Pour approx. 1000 ml water into the container.
2. Supply with 240 V Electirc power.
LED symbol for this instruction show as
below
● Lighted Blink
Instruction
1. Long boil/Reboil LED will be lighted and LED will
be blink and start to boil water.
2. After approx. 9-10 min. LED will be lighted and
change to keep warm state.
KEEP WARM BOIL
KEEP WARM BOIL
Contents
Page
1. Problems checking ..............................................................................................................................................2
2. Assembly and dismantle detail ............................................................................................................................5
3. Production No. position ......................................................................................................................................17
4. Body effciency check .........................................................................................................................................17
5. Parts location (NC-TWS30) ...............................................................................................................................18
6. Replcement parts list (NC-TWS30) ...................................................................................................................19
7. Packing ..............................................................................................................................................................20
- 3 -
NC-TWS30
1.2. Dismantle Procedure for
Failure Diagnotics
Tapping screw
(M4 x 12)
Truss head screw
Bottom plate
Sleeve
Screw B
Waterproof
cover B
Body
Thermo pot may break down by static
electricity from clothes, human body,
workbenches, etc. when toutch or wonder to
toutch should to ground human body with
several MΩ.
SOMETHING REQUEST
Do not do maintennance and re-use if copper
pattern on PCB is broken.
1. Remove 2 Tapping screws and 1 Truss head
screw from Bottom plate.
2. Remove 1 screw and Sleeve from Body.
3. Remove white, orange Lead wire and Earth
wire from Peg frame.
4. Remove Body off.
5. Remove Water proof cover B.
1.3. Check points
Fig. 1
Insert the direction to Pin Base where Faston Terminal is inserted so
that the curl part may become direction of this figure. (2 positions)
# Tighten the screw securely and completely, allowing no
gap between the screw head and the counterpart.
# The additional-tightening torque shall be 70~120N • cm
(7.1~12.2kgf • cm).
Pan Head Tapping Screw
Deltite Screw
Faston Terminal shall be securely inserted to the end.
Earth Wire Assy
Wire Q
Funen Ban
Wire B
View B
Wire A
Funen Tube
Wire S
Wire L
Wire P
Wire J
Discharge gap
Discharge gap
- 4 -
NC-TWS30
1.4. Failure Diagnostics Chart
1.4.1. SYMPTOM: No power (There is no indication.)
The items in the “Check” correspond to those shown in Check Point on P.3.
Check Diagnostic method Action
Thermal fuse comp.
Is there connection across the blue lead wire on the peg
frame?
Replace the Thermal fuse comp.
Power cord
ls there connection in the Power cord? (0Ω)
Replace the Power cord.
When the above parts are normal Replace the Control unit A (bottom)
Replace the Control unit B (bottom)
1.4.2. SYMPTOM: Water is not boiled. (Water pour out.)
The items in the “Check” correspond to those shown in Check Point on P.3.
Check Diagnostic method Action
Boiling heater Is there connection across the boiling heater?
(approx. 70Ω) (between the brown and the red portions)
Replace the Container comp.
When the above parts are normal Replace the control unit A (bottom)
Tapping scraw
(M4 x 8)
Feed water pipe
Communicating
bushing
Water pipe
packing A
Water pipe
comp.
Container
comp.
Fig. 2
2.2. Feed water pipe
1. Remove 1 screw off.
2. Remove Bushing from Water pipe packing A and
Container comp..
3. Remove Feed water pipe from Communicating
bushing.
- 5 -
NC-TWS30
2. Assembly and Dismantle
Detail
2.1. Bottom plate, Body
1. Remove 2 Tapping screws and 1 Truss screw from
Bottom plate.
2. Remove 1 screw and Sleeve from Body.
3. Remove black, white Lead Wire and Earth wire
from Peg frame.
4. Remove Body off.
Tapping screw
(M4 x 12)
Truss head screw
Bottom plate
Sleeve
Screw
Body
Fig. 1
- 6 -
NC-TWS30
Fig. 3
Tapping screw (M4 x 8)
Thermal fuse
comp.
2.3. Thermal fuse comp. and
Thermostat
1. Remove 2 screws of Cover plate.
2. Remove white and black Lead wires of
Heater terminal.
3. Remove Cover plate from Container.
4. Remove Thermal fuse comp. from Cover plate.
5. Remove Hold spring A from Cover plate.
6. Rotate Thermostat 90° to remove it.
Operating point
- Careful Thermostat leans when assemble with Cover
plate.
- Do not forget to put Compound.
- Remove white and black Lead wires with wrench.
Container comp.
Thermostat
Hold spring A
Cover plate
Heater
terminal
Fig. 4
2.4. Case A Comp.
1. Remove Water pipe comp. and then remove Case A
comp..
2. Pull off Ball A from Case A comp..
Water pipe
comp.
Case A
comp.
Ball A
Lead wire assy E
- 7 -
NC-TWS30
Tapping screw
(M3.5 x 12)
(2 pcs.)
Board holder B
Board holder B
Claw
LED holder
2.5. Lamp Ass’y Unit
1. Remove 2 screws off.
2. Remove Board holder B off (Pull Upside).
3. Remove LED Holder off.
4. Lean Board Holder B claw and pull Lamp ass’y unit
to remove.
Operating point
- When remove Lamp ass’y unit, please do in 1 set in
order to not forget Seal Packing F.
Fig. 6
KEEP WARM BOIL
A
2.6. How to Remove Decoration
panel (Display Part)
Open (A Point) with minus screwdriver of small pin.
Fig. 7
- 8 -
NC-TWS30
Bottom ring
Peg frame
Tapping screw
(M4 x 12)
Minus
screwdriver
Fig. 8
2.7. Peg frame
1. Remove Body follow the instruction.
2. Remove Bottom ring upside with minus screwdriver
or etc.
3. Remove 1 screw off.
4. Use minus screwdriver to pry between 2 ribs of Peg
frame and Body, and then push out Peg frame with
thumb, then pull it off.
2.8. Gauge cover
Press clear part of Gauge Cover from inner body by
thumb and remove it.
Body
Push by thumb
Gauge cover
Fig. 9
- 9 -
NC-TWS30
2.9. Lid comp., Inner lid
1. Remove 4 screws off.
2. Remove Inner lid off.
Fig. 10
Tapping screws M (4 x 12)
Inner lid
Packing A
Seal packing B
Lid comp.
Steam way A
2.10. Lid packing, Steam way A
1. Remove Steam way A.
2. Remove Lid packing.
Lid packing
Fig. 11
- 10 -
NC-TWS30
2.11. Lid, Pump comp.
1. Remove 4 screws off.
2. Use minus screwdriver to pry between Lid and
Pump comp.
Fig. 12
Tapping screw.
M (4 x 12)
Pump comp.
Lid
2.12. Valve A, Spring B, Seal ring
1. Remove Valve A from Pump comp..
2. Remove Spring B off.
3. Remove Seal ring A from Valve A.
Fig. 13
Valve A
Seal ring
Spring B Leg
Leg
Push
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