GE MV1526B, MV1526W service manual Removing the Door Interlock Switches Figures 9,10, Wire Color

Page 18

CREMOVING THE DOOR INTERLOCK SWITCHES (Figures 9,10)

(1)Disconnect the wire leads from the interlock switches.

(2)Remove two screws securing the Latch Board.

(3)Make necessary replacements and check microwave energy leakage according to “ADJUSTMENT PROCEDURE” on page 7-12.

Latch Board

Secondary Interlock Switch

WH(from H.V.Transformer)

WH(from Monitor S/W)

WH(from Oven Thermostat)

WH(from Cooktop lamp

Monitor Interlock Switch

WH(from Secondary switch)

RD(from Ry 7)

Primary Interlock Switch

GN(from P.C.B)

YL(from P.C.B)

Figure 9

Latch Board

Secondary

Interlock Switch

Interlock

Monitor Switch

Primary

Interlock Switch

 

Figure 10

WIRE COLOR

 

 

 

SYMBOL

COLOR

 

WH

WHITE

 

BK

BLACK

 

BR

BROWN

 

RD

RED

 

BL

BLUE

 

PK

PINK

 

GY

GREY

 

 

 

 

GN

GREEN

 

N.P.

Not Provided

 

7-7

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Contents Safety Precautions in this Manual Microwave OvenPage Table of Contents Specifications Microwave Radiation AntennaInstallation Grounding InstructionsOperating Instructions Control PanelControl Panel Instructions Overall Circuit Diagram Schematic DiagramMatrix Circuit for Touch KEY Board Features and Specifications Features General Information for ServiceGeneral Precautions in USE Trial OperationService Information Precautions and Repair Service TipsPreliminary Microwave Leakage Test EquipmentPower Output Measurement Measurement with the Outer Case RemovedDisassembly Instructions Important NotesHOW to Remove the F.P.C. Connector HOW to Insert the F.P.C. ConnectorRemoving the OUT CASEFigure Removing the Door Interlock Switches Figures 9,10 Wire ColorRemoving Magnetron Removing Door Figure Assembling Door Removing the Ventilation FAN ASS’YRemoving the Turntable Motor Interlock System Interlock MechanismTest the Latch and Switch Sequence Components Test Procedure Results SwitchesInterlock Continuity Test Magnetron Test and Checkout PROCEDURES, and Trouble ShootingTest Procedures HIGH-VOLTAGEHIGH-VOLTAGE Capacitor HIGH-VOLTAGE DiodeFPC Connector Touch KEY Board Connectorkey CONMatrix Circuit for Checkout Procedures for Fuse Blowing Checkout ProceduresPower Level RELAY2YES Good Checkout Procedures for Relay Problem aRELAY3 Problem B YESCheckout Procedures for Circuit Board Trouble Shooting Thermostat Page Fuse Exploded View Control Panel Oven Cavity Latch Board Interior 50FZZA Installation Schematic Diagram of P.C.B Printed Circuit Board July

MV1526W, MV1526B specifications

The GE MV1526B and MV1526W are advanced medium-voltage switchgear solutions designed for reliability, efficiency, and safety in various industrial and utility applications. These models from General Electric (GE) represent a significant leap forward in switchgear technology, incorporating state-of-the-art features and benefits for modern electrical systems.

One of the primary features of the MV1526B and MV1526W is their robust construction, designed to withstand the harshest environmental conditions. Built with high-quality materials, these models ensure long-lasting performance while providing superior protection against external elements such as moisture, dust, and extreme temperatures. This durability ensures low maintenance costs and extended service life, making them an excellent choice for long-term investments.

Both models utilize vacuum circuit breaker technology, which is critically important for medium-voltage applications. This technology minimizes arcing during operations, significantly enhancing safety and reducing maintenance periods. The vacuum interrupters are designed to provide superior fault interruption capabilities, ensuring that the electrical systems are safeguarded against overloads and short circuits.

The MV1526B and MV1526W also showcase GE's advanced digital controls and monitoring capabilities. Features such as real-time diagnostics and remote monitoring allow for proactive maintenance, enabling operators to identify potential issues before they escalate. This not only enhances system reliability, it also minimizes downtimes, ultimately resulting in greater operational efficiency.

Another significant characteristic of these models is their compact design. The MV1526B and MV1526W applications are engineered to maximize space while maintaining operational functionality. This compact footprint is particularly advantageous in environments where space is a premium, allowing for easier installations and future expansions.

Moreover, the flexibility of configuration is a standout feature of the MV1526 series. Users can customize their switchgear layout based on specific operational needs, accommodating various configurations for different applications. This adaptability makes the MV1526B and MV1526W suitable for a range of sectors, including energy, manufacturing, and commercial facilities.

In conclusion, the GE MV1526B and MV1526W models exemplify cutting-edge technology and engineering excellence, providing industrial and utility applications with versatile, reliable, and safe medium-voltage solutions. Their advanced features, including vacuum circuit breaker technology, digital monitoring capabilities, robust construction, and compact design, make them ideal choices for modern electrical infrastructure.