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3.
Door and Hinge Replacement and Adjustment
3.1
Pull the power cord from the outlet. Check the door for warped or damaged areas. Check the hinges for broken or
worn areas. Check other areas such as cracked from glass, broken door latched, worn/cracked viewing screen
and etc.
3.2
After determining the door assembly should be replaced, check the parts list for the correct part number. All oven
door components must be ordered directly from the manufacturer or its authorized distributor.
3.3
Refer to Chapter 4, Sections . . . . and
3.4
Perform required checks and tests as described in Chapter 7 before releasing the oven to the owner.
4.
Magnetron Replacement
4.1
Refer to Chapter 4, Section
mesh gasket before installation.
4.2
Perform required checks and tests as described in Chapter 7 before releasing the oven to the owner. Conduct a
Microwave Leakage Test(Refer to Section 7.5)at the magnetron area prior to installing the top cover.
SAFETY CHECKS AND TESTS AFTER SERVING
Constructional Checks
If mechanical or electrical(electronic) parts have been replaced be sure to follow the following steps.
1.1
Check for correct wiring, adequate mechanical decrements of parts, and firm connectors.
1.2
Check for adequate grounding.
1.3
Check the following items before turning the oven ON.
1)
Proper door closing, seal/choke surfaces, and hinges.
2)
No cabinet damage.
3)
Proper interlock and monitor operations.(Refer to Steps 6.2.2. to 6.2.4.)
Insulation Resistance Test
If the low voltage power supply has been repaired, use a 500 V Mega ohmmeter to measure the resistance between the
primary(Line and Neutral)of the power plug and operator accessible metal parts. The resistance should be no less than 2 Mega
Ohms. Repair the oven again when necessary.
for how to disassemble, assemble and adjust the door and/or hinge.
for removing and replacing the magnetron. Check for the presence of the wire
7 -1
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