Panasonic NE-1257CR, NE-2157CR manual 29 REF. no L. V. Transformer U, 30 REF. no Noise Filter U

Page 44

NE-1257R/NE-1257CR / NE-1757R/NE-1757CR / NE-2157R/NE-2157CR / NE-1258R

29 REF. NO. 89 L. V. TRANSFORMER (U)

 

Ref.

Part No.

Part Name & Description

Pcs/

Remarks

 

No.

 

 

Set

 

 

 

ANE61158U0AP

POWER RELAYBRACKET

1

 

 

 

ANE65448U0AP

SPACER A

6

 

 

 

ANE65458U0AP

SPACER B

2

 

 

 

A6338-3280

INSULATION SHEET B

1

 

 

 

XYN3+F25S

SCREW

2

3X25

CN100

AEEMMF01F05W

CONNECTOR

1

5PIN

CN101

AEEMMF03F06W

CONNECTOR

1

6PIN

CN102

AEEMMD04907W

CONNECTOR

1

7PIN

CN103

AEEMMD04907R

CONNECTOR

1

7PIN RED

CN104

AEEMMF00703W

CONNECTOR

1

3PIN

CN105

AEEMMF00703R

CONNECTOR

1

3PIN RED

CN106

AEEMMD24910W

CONNECTOR

1

10PIN

D100

MA196-(TA5)

DIODE SI

6

NE-1257CR NE-1257R NE-1258R

101

 

 

 

 

102

 

 

 

 

103

 

 

 

 

104

 

 

 

 

105

 

 

 

 

D100

MA196-(TA5)

DIODE SI

7

NE-1757CR NE-1757R NE-2157R NE-1257CR

101

 

 

 

 

102

 

 

 

 

103

 

 

 

 

104

 

 

 

 

105

 

 

 

 

108

 

 

 

 

D106

AEDNERA1506

DIODE SI

2

 

107

 

 

 

 

IC100

AEICP25011HL

IC

2

 

101

 

 

 

 

R100

ERDS1TJ434T

CARBON FILM RESISTOR

4

430K 1/2W 5%

101

 

 

 

 

102

 

 

 

 

103

 

 

 

 

RY1

AEBG5B18P-1

POWER RELAY

1

G5B-1-ER18

RY2

AEBG5B1E18

POWER RELAY

1

G5B-1-E 18VDC

RY3 4

AEG5J1EM18B

POWER RELAY

5

NE-1757CR NE-1757R NE-2157R NE-2157CR

5

 

 

 

 

(G5J-1-TP-M-ER18)

RY3 4

AEG5J1EM18B

POWER RELAY

4

NE-1257CR NE-1257R NE-1258R (G5J-1-TP-M-

6

7

 

 

 

ER18)

T100

ETP43KZN41EN

L.V.TRANSFORMER

1

NE-1257CR NE-1257R NE-1258R

T100

ETP43KZN61DN

L.V.TRANSFORMER

1

NE-1757CR NE-1757R NE-2157R NE-2157CR

ZD101

AEDZ13ES2T1

DIODE SI

2

 

102

 

 

 

 

30 REF. NO. 58 NOISE FILTER (U)

Ref.

Part No.

Part Name & Description

Pcs/

Remarks

No.

 

 

Set

 

C504

ECKMNA222ME

CERAMIC CAPACITOR

2

NE-1257CR NE-1757CR NE-2157CR (0.0022MF 250V)

505

 

 

 

 

C506

ECQU2A224MNA

POLYESTER CAPACITOR

1

NE-1257CR NE-1757CR 0.22MF 250V

D502

ERZV10D911E1

VARISTOR

1

NE-1257CR NE-1757CR

D503

ERZV10D182E2

VARISTOR

1

NE-1257CR NE-1757CR

D504

ERZV10D621CS

VARISTOR

1

NE-1257CR NE-1757CR

F500

A6116-3280

TERMINAL BOARD

1

NE-1257CR NE-1757CR

501

 

 

 

 

F500

A62316010BP

FUSE HOLDER

4

NE-1757CR

501

 

 

 

 

F501

A62316010BP

FUSE HOLDER

4

NE-1257CR

L500

A621A-1810

FILTER COIL

1

NE-1257CR NE-1757CR NE-1257CR

44

Image 44
Contents Commercial Microwave Oven Contents Page Outline Diagram Operation Procedure Page Page Page Page Wiring Requirements and Power Source Voltage Selection Wiring RequirementsSchematic Diagram NE-1257R, NE-1258R Schematic Diagram NE-1257CR Schematic Diagram NE-1757R Schematic Diagram NE-1757CR Schematic Diagram NE-2157R Schematic Diagram NE-2157CR Wiring Diagram NE-1257R, NE-1258R Wiring Diagram NE-1257CR Wiring Diagram NE-1757R Wiring Diagram NE-1757CR Wiring Diagram NE-2157R Wiring Diagram NE-2157CR Variable power cooking control Description of Operating SequenceCheck the grounding Confirm after repair Disassembly and Parts Replacement Procedure Replacement of magnetrons Upper and LowerReplacement of power supply circuit board Removal of Positive Lock connectorReplacement of temperature sensor Thermal protector Replacement of upper antennaReplacement of floor shelf and lower antenna Disassembly of door assembly Component Test Procedure Temp sensor Thermal protector Measurements and Adjustments Measurement of microwave outputProcedure for Measuring Microwave Energy Leakage EquipmentPage Troubleshooting Guide Exploded View and Parts List Parts List High Voltage LabelDoor Hook a Spacer a Door Assembly Escutcheon Base Assembly Packing and Accessories Wiring Material 29 REF. no L. V. Transformer U 30 REF. no Noise Filter U31 REF. NO. E2 P. C. Board U Schematic Diagram Digital Programmer CircuitPage Parts List

NE-1257CR, NE-1757CR, NE-2157CR specifications

The Panasonic NE-2157CR, NE-1257CR, and NE-1757CR are three professional commercial microwaves designed for robust food service operations. These models are widely appreciated for their versatility, efficiency, and user-friendliness, making them ideal for restaurants, cafes, and food trucks.

The NE-2157CR stands out with its powerful 1500 watts of cooking power, which ensures quick and uniform heating of various food items. It features a large 0.9 cubic feet internal capacity, allowing users to accommodate larger dishes. One of the key highlights of this model is its programmable memory with up to 20 customizable settings, which enables users to recall frequently used cooking times and power levels easily. The stainless steel exterior and interior ensure durability and ease of cleaning, while the touch control panel provides a simple interface for quick operation.

Next in the line is the Panasonic NE-1257CR, which offers a slightly lower power output at 1200 watts, making it a more compact option while still delivering impressive cooking results. With a capacity of 0.8 cubic feet, it is an excellent choice for smaller kitchens that require efficiency without sacrificing quality. Its easy-to-use interface allows for basic cooking functions, while the stainless steel construction guarantees longevity in busy environments.

Finally, the NE-1757CR is a middle ground between the two, featuring 1700 watts of cooking power and an internal capacity of 0.6 cubic feet. This model combines performance with a smaller footprint, making it a versatile choice for various commercial settings. Like its counterparts, the NE-1757CR includes programmable presets and a user-friendly control panel, offering consistent results with minimal effort.

All three models utilize Panasonic's advanced inverter technology, which provides consistent heat and eliminates cold spots. This technology allows for more precise temperature control and helps preserve the texture and moisture of food during cooking.

In summary, the Panasonic NE-2157CR, NE-1257CR, and NE-1757CR are all excellent options for commercial kitchens looking for reliable, efficient microwaves. With their robust construction, user-friendly controls, and advanced cooking technologies, these models cater to a wide range of food preparation needs, enhancing productivity in any food service operation.