Viking RDMOS201SS Service Manual page 25

PROCEDURE
LETTER
N 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
Between N and H
Between terminal N and LOAD
Between terminal H and LOAD
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.
TEST PROCEDURES
INDICATION OF OHM-METER
Open Circuit
Short Circuit
Short Circuit
SOURCE
NOISE FILTER UNIT
NOISE SUPPRESSION COIL
LINE CROSS CAPACITOR
TOR 0.22uF/ AC 250V
LINE BYPASS CAPACITOR
0.0033uF/ AC
125V
LOAD
COMPONENT TEST
SOURCE
LINE BYPASS CAPACITOR
0.0033uF/ AC
125V
LOAD
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RDMOS201SS