Component Test - Frigidaire CFMV152KW Servicing Manual

Section 3 Troubleshooting and Testing
Procedure
Letter
Q
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. (See Warnings and Instructions on page 3-1)
4. Disconnect the leads to the primary of the power transformer.
5. Using an ohmmeter, check between the terminals as described in the following table.
Between N and H
Between terminal N and LOAD
Between terminal L and LOAD
If incorrect readings are obtained, replace the noise filter.
6. Reconnect all leads removed from components during testing.
7. Reinstall the outer case (cabinet).
8. Reconnect the power supply cord after the outer case is installed.
9. Run the oven and check all functions.
3-14
NOISE FILTER
N
RESISTOR
LINE CROSS CAPACITOR
NOISE SUPPRESSION COIL
LINE BYPASS
CAPACITOR
0.0033μF / 250V
0.0033μF / 250V
LOAD
MEASURING POINT INDICATION OF OHMMETER

Component Test

H
MONITOR
FUSE
LINE BYPASS
CAPACITOR
LOAD
Open circuit.
Short circuit.
Short circuit.