8
USA
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:
interlock operation, proper door closing, seal and sealing surfaces (arcing,
wear, and other damage), damage to or loosening of hinges and latches,
evidence of dropping or abuse).
(c) Before turning on microwave power for any service test or inspection within
the microwave generating compartment, check the magnetron, wave guide or
transmission line, and cavity for proper alignment, integrity and connection.
(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.