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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.

January 2012

16500030

H.V. board

Pin 1

Pin 50

Pin 28

E4 E5

E7 E6

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 11).

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

K2 at
208 VAC
line voltage

Blower motor
Antenna motor
Cavity light

Disconnect
J2 connector

Ohms

J1 pin 1 (Brown wire)
& J2 pin 3

Test mode 5 off

−

no continuity

Test mode 5 on

−

< 1

Содержание DQ22HSI

Страница 1: ...0 VAC 208 230 VAC 208 230 VAC 208 230 VAC 208 230 VAC Amperage Single Unit 20 A 20 A 30 A 30 A 20 A Frequency 60 Hz 60 Hz 60 Hz 60 Hz 60 Hz Single Phase 3 wire grounded X X X X X Receptacle 6 20R 6 20R 6 30R 6 30R Plug 6 20P 6 20P 6 30P 6 30P Power Output Microwave Nominal microwave energy IEC705 1700 Watts 2200 Watts 3000 Watts 2700 Watts 2000 Watts Operating Frequency 2450 MHz 2450 MHz 2450 MHz ...

Страница 2: ...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 betw...

Страница 3: ...inal 5 to 6 Terminal 4 to Ground Less than 1 Ω Less than 1 Ω Infinite Infinite Less than 1 Ω Approximately 59 Ω 7 8 2 4 3 5 Interlock switch Door Closed 2 4 7 3 5 8 Primary Secondary Monitor Disconnect wires to switch With door open measure resistance from Terminal 2 to 3 Terminal 4 to 5 Terminal 7 to 8 With door closed measure resistance from Terminal 2 to 3 Terminal 4 to 5 Terminal 7 to 8 Infini...

Страница 4: ...ity 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 H ...

Страница 5: ... 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 11 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 ...

Страница 6: ...Orange wire Test mode 2 off line voltage Test mode 2 on 0 volts K6 Magnetron 3 Bottom at 230 VAC All wires connected to H V board VAC J4 pin 4 Black wire J4 pin 6 Black wire Test mode 3 off line voltage Test mode 3 on 0 volts K7 Magnetron 3 Bottom at 208 VAC All wires connected to H V board VAC J4 pin 4 Black wire J4 pin 5 Brown wire Test mode 3 off line voltage Test mode 3 on 0 volts Two Magnetro...

Страница 7: ...s testing requires power January 2012 16500030 2012 ACP Inc 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 ...

Страница 8: ...to oven and discharge capacitor before servicing unless testing requires power 16500030 January 2012 2012 ACP Inc 8 Two Magnetron Models 1 1 1 1 3 3 3 3 H V System 1 H V System 3 Top Rear Magnetron Left Transformer Top Capacitor Diode Left Triac Bottom Magnetron Right Transformer Bottom Capacitor Diode Right Triac ...

Страница 9: ... 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 electromechanical timers 5 At end ...

Страница 10: ... operation the display may show the following service codes NOTE Before scheduling service for any error codes instruct customer to unplug oven for 1 minute reconnect power and retest If unit operates properly no service call is required Display Description Corrective Action Err1 Failed H V Board Replace H V board Err2 Shorted Touch Panel Failed H V Board Shorted Display Board Shorted Cable HV to ...

Страница 11: ... 8 V Pad 1 Mode Name Service Pad 1 Entry Pressing Pad 1 while in Service Mode Functional Description Display Pad 2 Mode Name Service Pad 2 Entry Pressing Pad 2 while in Service Mode Functional Description Magnetron 1 shall be toggled When on it shall run for 62 seconds Display M a g n e t r o n 1 O N 0 0 4 5 A m p s 1 2 Magnetron 2 shall be toggled When on it shall run for 62 seconds M a g n e t r...

Страница 12: ...cription Displays Tube Hours stored in EEPROM Display M a g n e t r o n H o u r S 0 0 1 7 4 3 Pad 8 Mode Name Service Pad 8 Entry Pressing Pad 8 while in Service Mode Functional Description Displays Door Cycles stored in EEPROM Will always be a multiple of ten Display D o o r C y c l e s 0 0 2 4 5 3 8 0 Pad 9 Mode Name Service Pad 9 Entry Pressing Pad 9 while in Service Mode Functional Description...

Страница 13: ...Service Test January 2012 16500030 2012 ACP Inc 13 12719301 DQ22HSI2 RC17S2 RC17SX RC22S2 ...

Страница 14: ...id risk of electrical shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power 16500030 January 2012 2012 ACP Inc 14 12719301 DANGER HIGH VOLTAGE DQ22HSI2 RC17S2 RC17SX RC22S2 ...

Страница 15: ...NG To avoid risk of electrical shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power January 2012 16500030 2012 ACP Inc 15 12719101 KFC2W2 MC23MPW2 MC23MPTW2 RC30S2 ...

Страница 16: ...d risk of electrical shock personal injury or death disconnect power to oven and discharge capacitor before servicing unless testing requires power 16500030 January 2012 2012 ACP Inc 16 12719101 DANGER HIGH VOLTAGE KFC2W2 MC23MPW2 MC23MPTW2 RC30S2 ...

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