Read Panasonic NI-U755XR / NI-U555SR / NI-U455SS / NI-U355TS Service Manual online
ORDER NO.PWHAEIG060402CE
NI-U755XR/U555SR/U455SS/U355TS
Service Manual
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 warning or cautions to advise non-technical individuals of potential dangers in attempting to service a product.
vice or repair the product or products dealt with in this service information by anyone else could result in serious injury or death.
SPECIFICATIONS
Item
Model No.
NI-U755XR NI-U555SR NI-U455SS NI-U355TS
Rating
Weight
Dimensions(D
X
W
X
H)
Tank capacity
Temperature control range
Handle assembly color
220-240V
2000-2400W 9.1-10A 220-240V
2000-2400W 9.1-10A 220-240V
1800-2150W 8.2-9A
230V 2200W 9.6A 230V 2000W 8.7A
240V 2150W 9.0A 240V 2150W 9.0A
220V 2000W 9.1A 220V 1800W 8.2A
220V 1200W 5.5A 220V 1200W 5.5A
110V 1100W 10A 110V 1100W 10A
220-240V
2000-2400W 9.1-10A
NI-U755XR
TABLE OF CONTENTS
PICTORIAL WIRING DIAGRAM
SCHEMATIC DIAGRAM
PICTORIAL WIRING DIAGRAM------------------1
SCHEMATIC DIAGRAM----------------------------1
EXPLODED VIEW -----------------------------------2
REPLACEMENT PARTS LIST --------------------3
DISASSEMBLY INSTRUCTIONS ----------------4
DIRECTION FOR REASSEMBLY ---------------6
TEMPERATURE TEST METHOD ---------------7
STEAM TEST -----------------------------------------8
AUTO-SHUT-OFF TEST ---------------------------8
TROUBLE SHOOTING GUIDE-------------------9
PACKING INSTRUCTIONS -----------------------10
PACKING PARTS LIST -----------------------------11
FEATURE TABLE ------------------------------------11
1
NI-U755XR
Green
( P.C.board assembly )
White
( P.C. board assembly )
Gray
( P.C. board assembly )
Black
( N pole )
Blue
( Earth )
White
( L pole )
NI-U555SR
White
( L pole )
Black
( N pole )
Blue
( Earth )
NI-U455SS/U355TS
Blue
Yellow/Green
Brown
NI-U755XR
Thermostat
NI-U555SR/U455SS/U355TS
Thermostat
2
35
37
36
36
38
NI-U355TS
39
REPLACEMENT PARTS LIST
Important safety notice
Components identified by mark have special
characteristics important for safetly.When replacing
any of these components, use only manufacture's
specified parts.
characteristics important for safetly.When replacing
any of these components, use only manufacture's
specified parts.
ANI1296PM87
ANI1296PM88P
ANI1266PN24P
ANI1269PN24P
ANI1255PN25P
ANI1069PM89S
ANI1066PN23S
ANI1255PN23S
ANI9009-665
ANI9009-665
ANI9009-A43
ANI1472-K86Z
ANI1471-M60
ANI1820-M87
ANI1820-A04
ANI1822-M87
ANI9020-022
ANI2340-M87X
ANI2340-M88X
ANI2346-K09
XTN4+22JV
XTV4+20JV
ANI5600-A61
ANI5600-M87
ANI2351-A01
ANI9022-003
ANI2356-M87
ANI2000-M87H
ANI2000-N24C
ANI2000-M88C
ANI2000-N25J
ANI2000-M96J
ANI2000-N23H
ANI2000-M89H
ANI5541-M87
ANI5327-499
ANI9022-024
ANI2160-M87J
ANI2186-N24J
ANI2160-N24J
ANI1633-436
XTW4+16EFN
1
1
1
1
1
1
1
1
4
3
2
1
1
1
1
1
2
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
3
NI-U755XR
NI-U555SR
NI-U455SS
NI-U555SR
NI-U555SR
NI-U455SS
NI-U355TS
NI-U355TS
NI-U355TS
NI-U755XR
NI-U555SR/U455SS/U355TS
NI-U355TS
NI-U755XR
NI-U555SR
NI-U555SR
NI-U455SS
NI-U755XR/U555SR/U455SS
NI-U755XR/U555SR/U455SS
NI-U755XR
NI-U555SR/U455SS/U355TS
Taiwan
The others
NI-U755XR
NI-U755XR
NI-U555SR
NI-U555SR
NI-U455SS
NI-U455SS
NI-U355TS
NI-U355TS
NI-U755XR
NI-U755XR
Russia
Saudi Arabia/Thailand/Taiwan
The others
Soleplate assembly
Terminal screws (A)
Terminal screws (B)
Packing (C)
Packing (B)
Disc bimetal
Auto-valve assembly
Fixed plate screws
Heat-insulated plate
Adiabatic gasket
Heat-insulated plate screw A
Heat-insulated plate screw B
Indicator light assembly
Bear burning fiber
Terminal plate screw
Heat-insulated cover
Handle assembly
P.C. board assembly
Insulated fiber
Handle cover screw
Dial thermo
Water inlet rubber
Handle screws
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
3(1/2)
Russia
Russia/UAE/Iran/Thailand/Singapore(import)
Russia
Saudi Arabia
Koweit/Malaysia
Taiwan
Russia/Koweit/UAE/Iran/Thailand/
Singapore(import)/Malaysia
Saudi Arabia
Taiwan
Russia
Russia/Koweit/UAE/Iran/Thailand/
Singapore(import)/Malaysia
Saudi Arabia
Taiwan
Russia
Saudi Arabia
The others
Russia
Taiwan
Saudi Arabia/Taiwan
The others