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![]() ![]() TM 11-6625-3056-12
4-7.
TROUBLESHOOTING PROCEDURE
Troubleshooting procedures for the TS-3981 are contained in paragraph 4-6, Monthly Preventive Maintenance,
items 4 thru 10.
4-8.
FUSE REPLACEMENT
Tools
None.
Required
1.
Removal
·
Set POWER to OFF.
·
Turn FUSE cap counterclockwise and pull out to remove.
·
Pull out fuse.
2.
Replacement
·
Insert new fuse Fl in FUSE holder.
·
Replace FUSE cap and turn clockwise to secure.
4-9.
LAMP REPLACEMENT
Only the lamp for the POWER indicator is replaceable at Organizational level.
Tools
None.
Required
1.
Removal
·
Set POWER to OFF.
·
Turn POWER indicator lens assembly counterclockwise and pull out to remove.
·
Pull out lamp.
2.
Replacement
·
Insert new lamp DS1 in POWER indicator socket.
·
Replace lens assembly and turn clockwise to secure.
4-8
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