GE TMW-1100EC, TMW-800TC, TMW-1100MC manual Condition Check Result, Relay RY1

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(TROUBLE 3) No microwave oscillation even though fan motor rotates.

CONDITION

 

 

 

CHECK

 

 

 

RESULT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

No

 

 

 

 

 

 

 

 

 

 

 

Check continuity of high

 

 

 

Continuity

microwave

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

oscillation

 

 

 

voltage capacitor terminals

 

 

 

 

 

 

 

 

with wires removed

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Check continuity of high voltage

 

 

 

Continuity in

 

 

 

 

 

 

 

 

 

 

 

rectifier in forward and backward

 

 

 

backward

 

 

 

 

 

 

 

 

 

 

 

direction with DC megger

 

 

 

direction

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Connect megger leads to

 

 

 

Continuity

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

magnetron terminal and

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

magnetron body

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Check resistance of primary and

 

 

 

0 or

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

secondary coil of high voltage

 

 

 

 

 

 

 

 

transformer

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Check continuity of magnetron

 

 

 

No

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Continuity

 

 

 

 

with wires removed

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Check continuity of filament

 

 

 

No

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Continuity

 

 

 

 

terminal of high voltage

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

transformer

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Check D.C. voltage being

 

 

 

0 V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

supplied to RELAY (RY1) coil

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Approx

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

15 VDC

 

 

 

 

 

 

 

 

 

CAUSE

Defective high

voltage

transformer

Defective high voltage rectifier

Defective

magnetron

Defective high

voltage

transformer

Defective

magnetron

Defective high

voltage

transformer

Defective touch

control circuit

Faulty

contacts or

RELAY (RY1)

or open

relay coil

REMEDY

Replace

Replace

Replace

Replace

Replace

Replace

Replace

Replace

22

Image 24
Contents Turbo Air Inc Microwave Oven Table of Contents TMW-800T / TMW-800TC Safety and Precautions For Safe Service ProceduresFor Safe Operation Microwave RadiationSpecifications Outer Dimension Feature DiagramSafety interlock system External View ElectricalControl Panel External View Mechanical 560 483 344Installation Leave space behind and sideWattage output chart Operations and Functions ElectricalVariable power cooking Variable power setting Approximate PercentageOperations and Functions Mechanical Disassembly and Assembly ShortTo remove cabinet Part Code Part Name Description To reduce gap located on part ‘A’ REF no Part Code Part Name Description ’TY Remark Part Code Part Name Description ’TY Magnetron To remove wind guide assembly Primary interlock switch Secondary interlock switch and interlock monitor switchAdjustment Adjustment stepsTrouble Shooting Guide ConditionCheck Result CauseCheck Condition Check Result Cause RemedyCondition Check Result Relay RY1Not show Interlock Mechanism and Adjustmentmechanical No Continuity Replace power supply cord YES Procedure Heating time for power outputMeasurement and Test Microwave Radiation Test High voltage transformer High voltage capacitorHigh voltage diode MagnetronWiring Diagram TMW-1100EC Wiring Diagram TMW-1100E Wiring Diagram TMW-1100MC Wiring Diagram TMW-1100M Printed Circuit Board Low voltage transformer checkVoltage Check Check Point RemarkMP1 MP2 Measure pointPoint State Relay 2 on 5VDC GND Relay 2 OFF 12VDC Point State Relay 1 on 5VDC GNDGND 12VDC Point StateC.B. Circuit Diagram C.B. Location no Name Symbol Specification Part Code ’TY Exploded View and Parts List Electrical Total AssemblyPart Code Part Name Description QTY Exploded View and Parts List Mechanical CONTROL-PANEL AS KOR-1P55BA Power Supply Power Consumption Grill Combination Microwave Energy OutputTMW-800T / TMW-800TC Outer Dimension Feature Diagram External ViewSteady, flat location Operations and Functions Disassembly and Assembly REF no Part Code Part Name Description ’TY Page Knob Timer Coupler Timer POMKnob VPC Coupler VPC Knob POMHigh voltage circuit wiring To remove magnetron Noise FilterOnly KOR-63555B Interlock Mechanism and Adjustment Trouble Shooting Guide Does the oven lamp light? no Does the turntable turn? Measurement of the Microwave Power Output Procedures Microwave Radiation TestComponent Test Procedure Wiring Diagram TMW-800TC Wiring Diagram TMW-800T Power Supply Single Phase onlyExploded View and Parts List Total AssemblyDoor AS Control Panel ASCabinet Secc T0.5 Cavity ASAbout this Manual

TMW-1100MC, TMW-1100E, TMW-1100M, TMW-800TC, TMW-1100EC specifications

The GE TMW series of gas turbines, particularly the TMW-800T, TMW-1100EC, TMW-800TC, TMW-1100M, and TMW-1100E, represent some of the most advanced technology in power generation, designed for efficiency and reliability.

The TMW-800T is renowned for its compact design and high efficiency, making it ideal for both utility and industrial applications. This turbine boasts a modular design that facilitates ease of maintenance and installation, while its advanced aerodynamics contribute to enhanced performance and reduced emissions. Additionally, its ability to operate on multiple fuel types allows for greater operational flexibility.

Similarly, the TMW-1100EC model offers enhanced power output and efficiency. It incorporates advanced combustion technology that minimizes nitrogen oxide emissions, complying with increasingly stringent environmental regulations. The electronic control system in this model allows for superior performance management and load-following capabilities, ensuring optimal performance under varying demand.

The TMW-800TC variant focuses on achieving high thermal efficiency while maintaining significant output levels. Its cooling technologies, including advanced blade cooling techniques and heat recovery systems, enable this turbine to sustain higher operating temperatures, improving its overall efficiency. This design is particularly beneficial in combined cycle power plants, where waste heat can be repurposed to generate additional electricity.

The TMW-1100M is particularly noteworthy for its versatility and adaptability in a wide range of applications, from cogeneration to standalone power generation. Its design includes robust materials and components engineered to withstand rigorous operating conditions, ensuring longevity and reliability, which is essential for industrial users who depend on consistent power availability.

Lastly, the TMW-1100E emphasizes operational efficiency through its advanced control systems and intelligent monitoring. This turbine is equipped with sensors and software that provide real-time data analytics, allowing for proactive maintenance and operational optimization. This technology not only enhances performance but also contributes to lower operational costs.

In summary, the GE TMW gas turbine series, with their various models, exemplify cutting-edge technology and engineering. Their main features include high efficiency, reduced emissions, operational flexibility, and advanced control systems, making them a preferred choice for power generation in both industrial and utility markets. Their adaptability to different fuels and operational environments further solidifies their stance as leading solutions in the gas turbine landscape.