Record Keeping And Notification After Measurement; At Least Once A Year, Have The Radiation Monitor Checked For Calibration By Its Manufacturer - Panasonic NN-GD566M Service Manual

8.2.1. Measurement with the outer panel removed.
Whenever you replace the magnetron, measure for radiation leakage before the outer panel is
installed and after all necessary components are replaced or adjusted. Special care should be
taken in measuring around the magnetron.
8.2.2. Measurements with a fully assembled oven.
After all components, including outer panel are fully assembled, measure for radiation leakage
around the door periphery, the door viewing window, the exhaust opening and air inlet
openings.

8.3. Record keeping and notification after measurement

1. After any adjustment or repair to a microwave oven, a leakage
reading must be taken. Record this leakage reading on the repair
ticket even if it is zero.
A copy of this repair ticket and the microwave leakage reading
should be kept by repair facility.
8.4. At least once a year, have the radiation monitor checked for
calibration by its manufacturer.
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