LG LMVM2033BM, Service Manual

Page: 37 / 48

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Fan Bracket
Magnetron
vent grill
Fan Bracket
Magnetron
vent grill
Fan Bracket
Magnetron
vent grill
Figure 12
Figure 11
Figure 13
Figure 14
D. REMOVING MAGNETRON
(Figures 11 Through 12)
(1) Remove the vent grill by loosening the one
screws.(Figure 11)
(2) Remove fan bracket and outer case. See page
7-6.
(3) Remove the four tap tite screws securing the
magnetron to the wave guide.
(4) Disconnect the lead wire.
(5) Remove the magnetron VERY CAREFULLY.
NOTES:
• When removing the magnetron, make sure that its
dome does not hit any adjacent parts, or it may be
damaged.
• When replacing the magnetron, be sure to install
the magnetron gasket in the correct position and
be sure that the gasket is in good condition.
• After replacing the magnetron, check for
microwave energy leakage with a survey meter.
Checked microwave energy leakage must
be below the limit of 5 mW/cm
2
. (All service
adjustments should be made for minimum
microwave energy leakage readings.)
E. REMOVING STIRRER FAN
(Figures 13 and 14)
(1) Remove one rivet assembly securing it to the
oven upper plate by using a knife blade.
(2) Remove the stirrer fan cover.
(3) Remove the stirrer fan.