Manuals / Maytag / Kitchen Appliance / Microwave Oven

Maytag 1800 W - 2005 Testing Procedures, Function, Test Set-Up, Meter, Probe Placement, Results

Models: 1800 W - 2005

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Function

Testing Procedures

!WARNING

To avoid risk of electrical shock, personal injury or death; disconnect power to oven and discharge capacitor before servicing, unless testing requires power.

RY3

2 1

2 1

RY5

TAB 1

TAB 2

9	8	5	4	3	1
		CN1

Function	Test Set-Up /	Meter	Probe Placement	Results
	Condition	Setting
Control power	All Conditions	Volts	CN1 – Pin 3 to Pin 1 (White to Black)	208/230 VAC
transformer input
Current transformer	All Conditions	Volts	Tab 1 to Power Cord Blue (Neutral)	208/230 VAC
input
Current transformer	All Conditions	Volts	Tab 2 to Power Cord Blue (Neutral)	208/230 VAC
output

Oven light	Standby	Volts	CN1 – Pin 4 to Pin 1 (Yellow to Black)..	0 VAC
relay RY7	Ready	Volts	CN1 – Pin 4 to Pin 1	208/230 VAC
	Cook	Volts	CN1 – Pin 4 to Pin 1	208/230 VAC
Blower / Stirrer motor	Standby	Volts	CN1 – Pin 5 to Pin 3 (Brown to White)..	208/230 VAC
relay RY1	Ready	Volts	CN1 – Pin 5 to Pin 3	0 VAC
	Cook	Volts	CN1 – Pin 5 to Pin 3	0 VAC
Secondary Interlock	Door Closed	Ohms	CN1 – Pin 8 to Pin 9 (Pink to Green) ....	< 1
Switch	Door Opened ....	Ohms	CN1 – Pin 8 to Pin 9	Infinite

Cook relay	Standby	Volts	Relay 3 – Pin 1 to Pin 2	208/230 VAC
RY3	Ready	Volts	Relay 3 – Pin 1 to Pin 2	208/230 VAC
	Cook	Volts	Relay 3 – Pin 1 to Pin 2	0 VAC
Cook relay	Standby	Volts	Relay 5 – Pin 1 to Pin 2	208/230 VAC
RY5	Ready	Volts	Relay 5 – Pin 1 to Pin 2	208/230 VAC
	Cook	Volts	Relay 5 – Pin 1 to Pin 2	0 VAC

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16026795

©2006 Maytag Services

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Maytag 1800 W - 2005 manual Testing Procedures, Function, Test Set-Up, Meter, Probe Placement, Results, Condition, Setting

Contents

1800 W Countertop Commercial Microwave Ovens ServiceRFS18MPS P1330209M This Base Manual covers general informationImportant Information Important Notices for Servicers and ConsumersService Support Center APPROPRIATE SERVICE INFORMATION BEFORE BEGINNING REPAIRSTable of Contents Important Safety Information Recognize this symbol as a SAFETY message SAVE THESE INSTRUCTIONSImportant Safety Information 2. READ AND FOLLOW the specificImportant Safety Information PRECAUTIONS TO AVOID POSSIBLE EXPOSURE TO EXCESSIVE MICROWAVE ENERGYSAVE THESE INSTRUCTIONS Grounding Instructions Important Safety InformationServicing of Grounded Products WiringTest Procedures 2 Methods ExplanationUnpacking Equipment Equipment PlacementGeneral Information Radio InterferenceModel Identification ServiceParts and Accessories Microwave Oven DescriptionCause Troubleshooting ProceduresCondition RemedyCheck Troubleshooting ProceduresCondition ResultTroubleshooting Procedures Electronic Models Troubleshooting Procedures Electronic Models Trouble 4 Oven operates with little or no heat Troubleshooting Procedures Electronic ModelsTroubleshooting Procedures Electronic Models Magnetron Failure Modes Service InformationProper Handling of Magnetron Tubes 1. ShortedEquipment Microwave Leakage TestingProcedure for Measuring Radiation Leakage Measurement with the Outer Panel RemovedRadiation Monitors Testing Procedures FilamentAfter verifying or replacing the Testing Proceduresmodule, reconnect wires to switch and check operation of monitor circuitSetting Testing ProceduresProbe Placement FunctionTesting Procedures Power TestProcedure Minimum Temperature Rise at Thirty -Three 33 Seconds Run TimeOuter Case Disassembly ProceduresDisconnecting Wire Terminals DO NOT PULL ON WIREDisassembly Procedures Door AssemblyDoor Disassembly Door RemovalDisassembly Procedures Interlock SwitchesControl Panel NO Primary SwitchAdjusting Interlocks High Voltage CapacitorDisassembly Procedures Bottom Magnetron High Voltage Capacitor RemovalTransformer Fuse / Fuse Block / Filter AssemblyDiode/Circuit Protector MagnetronTop Antenna Blower MotorSplatter Shield Bottom AntennaOven Light Removal Tray ReplacementMagnetron Thermal Cut-Out TCO Cavity Thermal FuseAppendix A 16026795Refer to Product Safety Manual for Safety Statements QuickStartReferenceGuideCLEAN FILTER So...how do I use it? Electronic ControlDO NOT power spray No metal pans Quick Start Reference GuideRefer to Product Safety Manual for Safety Statements ?Can I change an option?