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A.A.
A.A.
A.
TEST PROCEDURESTEST PROCEDURES
TEST PROCEDURESTEST PROCEDURES
TEST PROCEDURES
COMPONENT COMPONENT
COMPONENT COMPONENT
COMPONENT
CHECKOUT PROCEDURE CHECKOUT PROCEDURE
CHECKOUT PROCEDURE CHECKOUT PROCEDURE
CHECKOUT PROCEDURE
RESUL RESUL
RESUL RESUL
RESUL
TT
TT
T
1) Check for resistance : Across the filament Normal reading :
terminals of the Magnetron with an Ohm-Meter Less than 1 Ohm.
on R x 1 scale.
2) Check for resistance : Between each filament Normal reading :
terminal of the Magnetron and the chassis Infinite Ohms.
ground with an Ohm-Meter on highest scale.
1) Measure the resistance : Normal readings :
With an Ohm-Meter on R x 1 scale.
a. Primary winding : Approximately 0.27 Ohms.
b. Filament winding : Less than 1 Ohm.
c. Secondary winding : Approximately 68.9 Ohms.
2) Measure the resistance : Normal readings :
With an Ohm-Meter on highest scale.
a. Primary winding to ground. Infinite Ohms.
b Filament winding to ground. Infinite Ohms.
Note Note
Note Note
Note : Remove varnish of
measured point.
Filament Windings
Primary
Windings
Secondary
Windings
6. TEST PROCEDURES AND TROUBLESHOOTING6. TEST PROCEDURES AND TROUBLESHOOTING
6. TEST PROCEDURES AND TROUBLESHOOTING6. TEST PROCEDURES AND TROUBLESHOOTING
6. TEST PROCEDURES AND TROUBLESHOOTING
CAUTIONCAUTION
CAUTIONCAUTION
CAUTION
- DISCONNECT THE POWER SUPPL- DISCONNECT THE POWER SUPPL
- DISCONNECT THE POWER SUPPL- DISCONNECT THE POWER SUPPL
- DISCONNECT THE POWER SUPPL
Y CORD FROMY CORD FROM
Y CORD FROMY CORD FROM
Y CORD FROM
THE WTHE W
THE WTHE W
THE W
ALL OUTLET WHENEVER REMOVING THEALL OUTLET WHENEVER REMOVING THE
ALL OUTLET WHENEVER REMOVING THEALL OUTLET WHENEVER REMOVING THE
ALL OUTLET WHENEVER REMOVING THE
CABINET FROM THE UNITCABINET FROM THE UNIT
CABINET FROM THE UNITCABINET FROM THE UNIT
CABINET FROM THE UNIT
, PROCEED WITH THE, PROCEED WITH THE
, PROCEED WITH THE, PROCEED WITH THE
, PROCEED WITH THE
TESTS ONLTESTS ONL
TESTS ONLTESTS ONL
TESTS ONL
Y AFTER DISCHARGING THE HIGHY AFTER DISCHARGING THE HIGH
Y AFTER DISCHARGING THE HIGHY AFTER DISCHARGING THE HIGH
Y AFTER DISCHARGING THE HIGH
VOLVOL
VOLVOL
VOL
TT
TT
T
AGE CAPAGE CAP
AGE CAPAGE CAP
AGE CAP
ACITOR AND REMOVING THE LEADACITOR AND REMOVING THE LEAD
ACITOR AND REMOVING THE LEADACITOR AND REMOVING THE LEAD
ACITOR AND REMOVING THE LEAD
WIRES FROM THE PRIMARWIRES FROM THE PRIMAR
WIRES FROM THE PRIMARWIRES FROM THE PRIMAR
WIRES FROM THE PRIMAR
Y WINDING OF THEY WINDING OF THE
Y WINDING OF THEY WINDING OF THE
Y WINDING OF THE
HIGH VOLHIGH VOL
HIGH VOLHIGH VOL
HIGH VOL
TT
TT
T
AGE TRANSFORMER. (SEE FIGURE 3)AGE TRANSFORMER. (SEE FIGURE 3)
AGE TRANSFORMER. (SEE FIGURE 3)AGE TRANSFORMER. (SEE FIGURE 3)
AGE TRANSFORMER. (SEE FIGURE 3)
Figure 3Figure 3
Figure 3Figure 3
Figure 3
Figure 4Figure 4
Figure 4Figure 4
Figure 4
Figure 5Figure 5
Figure 5Figure 5
Figure 5
Figure 6Figure 6
Figure 6Figure 6
Figure 6
Ohm-MeterOhm-Meter
Ohm-MeterOhm-Meter
Ohm-Meter
Ohm-MeterOhm-Meter
Ohm-MeterOhm-Meter
Ohm-Meter
Ohm-meterOhm-meter
Ohm-meterOhm-meter
Ohm-meter
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HIGH-VOLTAGE
TRANSFORMER
MAGNETRON