25
E30SO75ESS
TEST PROCEDURES
PROCEDURE
LETTER
COMPONENT TEST
Z NOISE FILTER TEST
1. Disconnect the power supply cord, and then remove outer case.
2. Open the door and block it open.
3. Discharge high voltage capacitor.
4. Disconnect the leads to the primary of the power transformer.
5. Using an ohm-meter, check between the terminals as described in the following table:
MEASURING POINT INDICATION OF OHM-METER
Between N and H Open Circuit
Between terminal N and GRY Short Circuit
Between terminal H and RED Short Circuit
If incorrect readings are obtained, replace the noise filter.
6. Reconnect all leads removed from components during testing.
7. Re-install the outer case (cabinet).
8. Reconnect the power supply cord after the outer case is installed.
9. Run the oven and check all functions.
NOISE FILTER UNIT
MONITOR
FUSE
NOISE SUPPRESSION COIL
LINE CROSS CAPACITOR
0.22uF/ AC 250V
LINE BYPASS CAPACITOR
LINE BYPASS CAPACITOR
0.0033uF/ AC 125V
0.0033uF/ AC 125V
RED
GRY
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