TM 5-6675-312-14
Table 4-2. Troubleshooting (cont)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
THEODOLITE AND TRIBRACH ASSEMBLY
5. HORIZONTAL AND/OR VERTICAL DRIVE SCREWS
Horizontal and/or vertical screw assemblies defective.
Replace theodolite.
6. FOOTSCREWS TOO TIGHT OR LOOSE
Footscrews defective.
Replace tribrach assembly (see fig. 2-1).
7. THEODOLITE TURNS TOO HARD
Horizontal clamp not fully released.
Release horizontal clamp (see fig. 2-1).
8. TELESCOPE ASSEMBLY TURNS TOO HARD
Vertical clamp not fully released.
Release vertical clamp (see fig. 2-1).
Section V. MAINTENANCE PROCEDURES
4-12. SHIPPING CASE-MAINTENANCE INSTRUCTIONS
This task covers:
a. Inspection
LOCATION
ITEM
ACTION
REMARKS
INSPECTION
Shipping case
Shipping case
a. Inspect for
Replace
cracks, dents,
defective
defective hinges
shipping
and hasp.
case.
4-9
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