TM 9-5855-253-10
NIGHT SIGHT TROUBLESHOOTING PROCEDURES
3-2.
(Sheet 1 of 6)
NOTE
Prior to starting troubleshooting, insure the Night
q
Sight has freshly charged battery and fully charged
coolant cartridge installed.
Follow steps in order given in the procedures. Do
not skip any steps.
When you enter the "NO" chain, perform the procedure
and/or repairs as instructed in the corrective
action block.
Unless otherwise specified, after performing the
Z
corrective action of the "NO" chain always return to
the "START" of the procedure you were checking. When
more than one corrective action may be required,
perform the first corrective action, return to
"START", and repeat the procedure. If the problem
still exists, perform the next corrective action
and repeat.
The eyeshield assembly may be removed during
q
troubleshooting to aid in observing raster. A
socket-head screw key is stored in the Night Sight
field handling case for this purpose.
If corrective action contained in this manual does
q
not remedy the malfunction, turn AN/UAS-11
Equip-
ment Set in through normal channels of supply.
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