TM 5-6675-319-14
4-10.3 Replace Ballast
MOS: 83E, Photo and Layout Specialist
TOOLS: No. 2 Cross Tip Screwdriver
1/4 in. Wrench
3/8 in. Combination Wrench
SUPPLIES: Ballast
WARNING
Death or serious injury may occur from electrical shock unless power cord
is unplugged before servicing .
a .
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i .
Unplug power cord.
Remove four screws and remove film viewer from wall.
Remove back panel.
Tag and disconnect wiring from defective ballast.
Remove two nuts and defective ballast.
Install new ballast and secure with nuts.
Connect wiring to new ballast.
Reinstall back panel.
Mount viewer on wall Plug in power cord.
Change 1
4-11
