Maytag MMV5207BC - Testing Procedures; Component Testing Procedures

Testing Procedures
!
WARNING
To avoid risk of electrical shock, personal injury or death; disconnect power to microwave oven and discharge the
high voltage capacitor before servicing, unless testing requires power.
© 2006 Maytag Services 16027303 13
Component Testing Procedures
Illustration Component Test Procedure Results
JMV9169BA*,
JMV8166BA*
High voltage
transformer
Primary
Secondary
Filament
0 V
120 V
Discharge Capacitor
Disconnect connector and measure
continuity with meter on R x 1 scale:
Secondary........................................
.
Filament ...........................................
.
Primary (High & Low) .......................
.
(Measure at room temp., or 70° F/ 22° C.)
Measure continuity with meter on "High"
scale: Primary winding to ground................
.
Filament winding to ground ..............
.
Approx. 118-123 .
Continuity.
Less than 1 .
Infinite .
Infinite .
AMV6167BD*
High voltage
transformer
Primary
Secondary
Filament
0 V
120 V
Discharge Capacitor
Disconnect connector and measure
continuity with meter on R x 1 scale:
Secondary........................................
.
Filament ...........................................
.
Primary (High & Low) .......................
.
(Measure at room temp., or 70° F/ 22° C.)
Measure continuity with meter on "High"
scale: Primary winding to ground................
.
Filament winding to ground ..............
.
Approx. 65-69 .
Continuity.
Less than 1 .
Infinite .
Infinite .
MMV5207B**,
JMV8208B**,
MMV4205BA*
High voltage
transformer
Primary
Secondary
Filament
0 V
120 V
Discharge Capacitor
Disconnect connector and measure
continuity with meter on R x 1 scale:
Secondary........................................
.
Filament ...........................................
.
Primary (High & Low) .......................
.
(Measure at room temp., or 70° F/ 22° C.)
Measure continuity with meter on "High"
scale: Primary winding to ground................
.
Filament winding to ground ..............
.
Approx. 88-92 .
Continuity.
Less than 1 .
Infinite .
Infinite .
AMV5164BC*
High voltage
transformer
Primary
Secondary
Filament
0 V
120 V
Discharge Capacitor
Disconnect connector and measure
continuity with meter on R x 1 scale:
Secondary........................................
.
Filament ...........................................
.
Primary (High & Low) .......................
.
(Measure at room temp., or 70° F/ 22° C.)
Measure continuity with meter on "High"
scale: Primary winding to ground................
.
Filament winding to ground ..............
.
Approx. 67-72 .
Continuity.
Less than 1 .
Infinite .
Infinite .
AMV5164BA*,
MMV5165BA*,
AMV1154BA*,
MMV1153BA*,
UMV1152CA*
High voltage
transformer
Primary
Secondary
Filament
0 V
120 V
Discharge Capacitor
Disconnect connector and measure
continuity with meter on R x 1 scale:
Secondary........................................
.
Filament ...........................................
.
Primary.............................................
.
(Measure at room temp, or 70° F/ 22° C.)
Measure continuity with meter on "High"
scale: Primary winding to ground................
.
Filament winding to ground ..............
.
Approx. 100-104 .
Continuity.
Less than 1 .
Infinite .
Infinite .
Lamp receptacle Test continuity of receptacle terminals ..........
.
Continuity when known good bulb is
inserted.