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TM 9-1240-375-34&P
0028 00
TELESCOPE MOUNTING BRACKET
Table 1. Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2
1
1 fc 0 4 0
1. TELESCOPE MOUNTING
Check for dirt or burrs on telescope
WARNING
BRACKET (1) DOES NOT
mounting bracket.
SEAT M138/M138A1
Use cleaning compound in
TELESCOPE CORRECTLY.
well-ventilated area away
from open flame. Cleaning
compound is harmful to
skin and clothing and may
give off harmful vapor.
1. Clean mounting surface with
cleaning compound (item 12,
2. Remove burrs on mounting
surface with abrasive cloth
(item 9, WP 0152 00) dipped in
cleaning compound (item 12,
Check for damaged or worn shaft.
Replace telescope mounting
2. SHAFT (2) DOES NOT SEAT
bracket (WP 0078 00).
CORRECTLY IN M138/M138A1
TELESCOPE LATCH
ASSEMBLY.
END OF WORK PACKAGE
0028 00-2
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