Amana Menumaster P1331423M Technical Information Download

Page: 5 / 13

Component 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.

April 2006

16025979

H.V. board

Pin 1

Pin 28

Pin 1

Pin 50

Function Test

Set-Up

Meter

Setting

Probe Placement

Results

Input to H.V. board

At H.V. board

Volts

J1 pin 1 (Brown wire)
& J1 pin 2 (White wire)

Line voltage

Output to display

board

Disconnect
J5 connector,
blower runs
continuously

Volts

J5 pin 28 &
J5 pin 50

−

24 VDC

NOTE: For the following test, place oven in Service Test Mode (see page 10).

Relay Function

Test

Set-Up

Meter

Setting

Probe Placement

Results

K1 at
230 VAC
line voltage

Blower motor
Antenna motor
Cavity light

Disconnect
J2 connector

Ohms

J1 pin 1 (Brown wire)
& J2 pin 4

Test mode 5 off

−

no continuity

Test mode 5 on

−

< 1

Summary of Contents for Menumaster P1331423M

Page 1: ... 240 VAC Amperage Single Unit 16 A 16 A 32 A 32 A Frequency 50 Hz 50 Hz 50 Hz 50 Hz Single Phase 3 wire grounded X X X X Plug CEE 7 7 Schucko CEE 7 7 Schucko IEC 309 32A Marechal DS3 Power Output Microwave Nominal microwave energy IEC705 1800 Watts 2000 Watts 2400 Watts 2400 Watts Minimum temperature rise T 18ºF 10ºC 20ºF 11ºC 24ºF 13ºC 24ºF 13ºC Operating Frequency 2450 MHz 2450 MHz 2450 MHz 2450...

Page 2: ...ac 1 center Triac 2 left Triac 3 right Voltage Check Measure voltage from MT1 to Gate 0 8 VAC when energized If no voltage check H V board and wiring Capacitor Some units may use more then one type of capacitor Refer to Parts Manual for correct capacitor quantity Discharge Capacitor Remove wires from capacitor terminals and connect ohmmeter set on highest resistance scale to terminals Also check b...

Page 3: ...erminal 2 to 3 Terminal 4 to 5 Terminal 7 to 8 Infinite Infinite Indicates continuity Indicates continuity Indicates continuity Infinite Lamp receptacle some models Test continuity of receptacle terminals Indicates continuity if bulb is good and screwed in Antenna motor Remove all wires from terminals Measure resistance from Terminal to terminal Approximately 12K Ω 0 1 2 4 6 8 Relay This relay con...

Page 4: ...nuity Continuity Top touch panel Removal of touch panel is required to perform test Continuity is indicated as 100 Ω and below 1 Pad Time Entry Power Level Stage Program Save Quantity Menu Hidden Pad Trace 5 7 5 8 5 9 6 7 6 8 7 9 8 9 Measurement Continuity Continuity Continuity Continuity Continuity Continuity Continuity Display board J1 J5 J6 J4 Pin 1 Pin 1 Pin 1 Pin 1 Side Touch Panel Connector ...

Page 5: ...on Test Set Up Meter Setting Probe Placement Results Input to H V board At H V board Volts J1 pin 1 Brown wire J1 pin 2 White wire Line voltage Output to display board Disconnect J5 connector blower runs continuously Volts J5 pin 28 J5 pin 50 24 VDC NOTE For the following test place oven in Service Test Mode see page 10 Relay Function Test Set Up Meter Setting Probe Placement Results K1 at 230 VAC...

Page 6: ...rd VAC J4 pin 4 Black wire J4 pin 6 Black wire Test mode 3 off line voltage Test mode 3 on 0 volts CALL SERV Will appear in the display when there is a fault occurring with the unit After servicing the unit the servicer must reset the service code to remove CALL SErv from the display 1 seconds ON 1 seconds ON The display will then be OFF for 5 seconds STG COOK PREHEAT STANDBY ITEM POWER C M 1 2 3 ...

Page 7: ...sting requires power April 2006 16025979 2006 Maytag Services 7 Three Magnetron Models 1 1 1 1 2 2 2 2 3 3 3 3 H V System 1 H V System 2 H V System 3 Top Rear Magnetron Center Transformer Bottom Center Capacitor Diode Center Triac Top Front Magnetron Left Transformer Top Left Capacitor Diode Left Triac Bottom Magnetron Right Transformer Right Capacitor Diode Right Triac ...

Page 8: ...er to the 1000 ml line with cool tap water NOTE Water temperature should be approximately 60 F 16 C 2 Using the thermometer stir water for five to ten seconds measure and record the temperature T1 3 Place test container of water in the center of oven cavity and close door 4 Heat the water for a 33 second full power cycle NOTE Use a digital watch or a watch with a second hand for ovens with electro...

Page 9: ...equired Display Description Corrective Action Err1 Failed H V Board Replace H V board Err2 Failed H V Board Shorted Touch Panel Shorted Display Board Shorted Cable HV to Display Board Replace H V board Replace Touch Panel Replace Display Board Replace Cable Err3 Failed H V Board Replace H V board Err4 Failed H V Board Replace H V board Err5 Shorted Touch Panel NOTE If Touch Panel is pressed for mo...

Page 10: ...resent check H V components and wiring NOTE Pads will not beep when accessing Service Test Mode Toggles Magnetron 3 Bottom ON OFF Toggles Magnetron 1 Top Rear ON OFF Timer counts up to 62 seconds and unit shuts off If no Amperage check for line voltage at H V transformer primary winding If no voltage check Interlock switch secondary Triac 1 H V board relay K8 if 230 VAC and triac 1 drive voltage T...

Page 11: ...if applicable H V board relay K1 230 V relay K2 208V Wiring NOT ACTIVE This mode is NOT active with these models PREHEAT STANDBY C LEVEL READY 4 NOT ACTIVE This mode is NOT active with these models C M QTY LEVEL LMT 0 Pressing 0 will clear CALL SERVICE display C M QTY LEVEL LMT This will continue until Call Service is cleared from the display CALL is displayed for 1 second SErv is displayed for 1 ...

Page 12: ...d Schematic WARNING To avoid risk of electrical shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power 16025979 April 2006 2006 Maytag Services 12 ...

Page 13: ...c W ARNING To avoid risk of electrical shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power April 2006 16025979 2006 Maytag Services 13 DANGER HIGH VOLTAGE ...

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