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1. Precaution
PRECAUTIONS TO BE OBSERVED BEFORE
AND DURING SERVICING TO AVOID POSSIBLE
EXPOSURE TO EXCESSIVE MICROWAVE ENERGY
(a)
Do not operate or allow the oven to be operated with
the door open.
(b)
Make the following safety checks on all ovens to be
serviced before activating the magnetron or other
microwave source, and make repairs as necessary:
(1) Interlock operation,
(2) Proper door closing
(3) Seal and sealing surfaces
(arcing, wear, and other damage),
(4) Damage to or loosening of hinges and latches,
(5) Evidence of dropping or abuse.
(c)
Before turning on microwave power for any service
test or inspection within the microwave generating
compartments, check the magnetron, wave guide or
transmission line, and cavity for proper alignment,
integrity, and connections.
(d)
Any defective or misadjusted components in
the interlock, monitor, door seal, and microwave
generation and transmission systems shall be
repaired, replaced, or adjusted by procedures
described in this manual before the oven is released
to the owner.
(e)
A Microwave leakage check to verify compliance
with the Federal performance standard should be
performed on each oven prior to release to the owner.
