Panasonic NU-SC300BZPE Service Manual ▷ View online
6.2. (Troubleshooting) Other problems
SYMPTOM
CAUSE
CORRECTIONS
1. Oven is dead.
1. Open or loose lead wire harness
Check thermal cutout is defective.
Fuse is OK.
2. Open thermal cutout / thermistor
No display and no operation at all.
3. Open switch transformer
4. Defective DPC
4. Defective DPC
2. No display and no operation at all.
Fuse is blown.
1. Shorted lead wire harness
Check adjustment of micro switch including door.
2. Defective micro switch
3. Oven does not accept key input
(Program)
1. Key input is not in proper sequence
Refer to operation procedure.
2. Open or loose connection of membrane key
pad to DPC (Flat cable)
3. Shorted or open membrane key board
4. Defective DPC
4. Defective DPC
Refer to DPC troubleshooting.
4. Heater does not turn on.
1. Open or loose wiring of heater
2. Defective heater
3. Defective power relay
4. Defective DPC
2. Defective heater
3. Defective power relay
4. Defective DPC
25
NU-SC300B
6.3. How to check the semiconductors using an OHM meter
26
NU-SC300B
7 EXPLODED VIEW AND PARTS LIST
7.1. EXPLODED VIEW
27
NU-SC300B
7.2. PARTS LIST
NOTE:
1. When ordering replacement part(s), please use part number(s) shown in this part list.
Do not use description of the part.
2. Important safety notice:
Components identified by
mark have special characteristics important for safety.
When replacing any of these components, use only manufacture’s specified parts.
Ref. No.
Part No.
Part Name & Description
Pcs/Set
Remarks
2
F1001BY00XP
BASE
1
3
F1008-1S30S
RUBBER FOOT
2
4
F1009BY80XP
CABINET BODY
1
5
F200ABY80XP
OVEN (U)
1
6
F630HBY80XP
HEATER BU
1
(FLAT HEATER)
7
F6628-11A0
THERMAL CUTOUT BRACKET B
1
8
F0194BY00XP
BARRIER PLATE
1
10
F603LCE10ZP
D.P.CIRCUIT (AU)
1
11
F2237BY80XP
LEFT HEAT PANEL
1
12
F2236BY00XP
RIGHT HEAT PANEL
1
13
F2278-11Q0
UPPER HEAT PANEL
1
14
F2243-11A0
ADIABATIC MATERIAL B
1
16
F612E-10H0
LAMP
2
LED
17
F6437-1S30
GLASS
1
18
F6026BN70XP
RUBBER SEAL
2
20
F900CCE10ZP
AC CORD W/PLUG
1
30
F6721BY00XP
PCB COVER
1
31
F6763BY00XP
PCB BRACKET
1
33
F4001BA00BP
DC FAN MOTOR
1
38
F8028BY80BXP
LEFT DRIP TRAY
1
39
F8027BY80BXP
RIGHT DRIP TRAY
1
40
F10537X50BP
NUT
1
41
F2328BY00XP
CONVECTION FAN CASE
1
42
F631DBY00XP
HEATER CU
1
(CONVECTION HEATER)
43
F4120BY00XP
EXHAUST GUIDE
1
44
F1183BY00XP
REAR PLATE B
1
45
F203MBY00XPS
CONVECTION FAN (U)
1
46
F4224BY00XP
EXHAUST COVER ACCESSORY
1
47
F6785-1S30
HOLDER
3
48
F6026BY00XP
RUBBER SEAL
1
49
F4179BY00XP
CONVECTION FAN MOTOR
1
50
F2239BY00XP
CONVECTION FAN BLADE
1
51
F2242BY00XP
ADIABATIC MATERIAL
1
52
F4783BY00XP
SEAL
2
53
F4180BY00XP
MOTOR BRACKET
1
54
F6145-11A0
THERMAL CUTOUT
3
170°C OPEN,-20°C CLOSE
55
F1004BY00XP
REAR PLATE
1
56
F3007BY00XP
HINGE B
1
LEFT HINGE
57
F3092BY00XP
HINGE C
1
RIGHT HINGE
58
F4047BY00XP
AIR FGUIDE E
1
59
F61456N00AP
THERMAL CUTOUT
2
150°C OPEN,-20°C CLOSE
61
XTT4+8RDN
SCREW
6
FOR CABINET BODY
63
F4480BY00XP
DRAIN PIPE A
1
64
F4424BY00XP
WATERPROFF SEAL
1
65
F4880BY00XP
WATER GUIDE
1
66
F6392BY00XP
HARNESS PROTECTOR
1
67
F62306V60BP
FUSE
1
10A
71
F9836BY80BXP
WATER TANK HOLDER
1
72
F9200BY00XP
PIPE A
1
(LONG ONE)
73
F9201BY00XP
PIPE B
1
(SHORT ONE)
74
F4512BY00XP
JOINT B
1
28
NU-SC300B
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