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TM9 4120-423-14&P
2
Being careful not to damage the EMI gasketing and screen, lift frame from housing.
3
Using screwdriver, socket and ratchet, remove the sixteen screws and locknuts and remove the
EMI screen from the frame.
CLEANING
1
Wash screens in a mild detergent and water solution. If possible, use a large flat pan. Move
screen up and down so that water is forced through the honeycomb to dislodge dirt.
2
Rinse thoroughly in clear water.
3
Shake out excess water prior to installation.
REPAIR OR REPLACEMENT
NOTE
Prior to removal of old gasket material, cut the new replacement material to size using the
old item as a sample.
1
Remove as much old gasket material as possible by pulling or scraping it away from the metal
surface.
WARNING
Dry Cleaning Solvent is flammable, and its vapors can be explosive. Repeated or
prolonged skin contact or inhalation of vapors can be toxic. Use a well-ventilated area,
and keep away from sparks or flame. Use goggles, gloves, and apron when appropriate.
2
Soften and remove old adhesive and gasket residue, using dry cleaning solvent and a stiff brush.
3
Minor dents and bent edges can be straightened using common sheet metal repair procedures.
Panels that are badly dented, bent, or punctured should be replaced.
4
Should touch up or refinishing be necessary, see WP0016.
5
Use only approved replacement material as specified in Chapter 8.
6
EMI gasket material specified for this unit are supplied with adhesive backing.
7
Cut gasket to size. Be sure that EMI gasket corners are mitered so that good continuous edge
contact is made.
0027 00-3
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